1 # Copyright 1999-2015 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
5 # Maintainer: Toolchain Ninjas <toolchain@gentoo.org>
7 DESCRIPTION="The GNU Compiler Collection"
8 HOMEPAGE="https://gcc.gnu.org/"
9 RESTRICT="strip" # cross-compilers need controlled stripping
11 inherit eutils fixheadtails flag-o-matic gnuconfig libtool multilib pax-utils toolchain-funcs versionator
13 if [[ ${PV} == *_pre9999* ]] ; then
14 EGIT_REPO_URI="git://gcc.gnu.org/git/gcc.git"
16 # gcc-4.7.1_pre9999 -> gcc-4_7-branch
17 # Note that the micro version is required or lots of stuff will break.
18 # To checkout master set gcc_LIVE_BRANCH="master" in the ebuild before
19 # inheriting this eclass.
20 EGIT_BRANCH="${PN}-${PV%.?_pre9999}-branch"
21 EGIT_BRANCH=${EGIT_BRANCH//./_}
25 FEATURES=${FEATURES/multilib-strict/}
27 EXPORTED_FUNCTIONS="pkg_setup src_unpack src_compile src_test src_install pkg_postinst pkg_postrm"
29 0|1) die "Need to upgrade to at least EAPI=2";;
30 2|3) EXPORTED_FUNCTIONS+=" src_prepare src_configure" ;;
31 4*|5*) EXPORTED_FUNCTIONS+=" pkg_pretend src_prepare src_configure" ;;
32 *) die "I don't speak EAPI ${EAPI}."
34 EXPORT_FUNCTIONS ${EXPORTED_FUNCTIONS}
36 #---->> globals <<----
38 export CTARGET=${CTARGET:-${CHOST}}
39 if [[ ${CTARGET} = ${CHOST} ]] ; then
40 if [[ ${CATEGORY} == cross-* ]] ; then
41 export CTARGET=${CATEGORY#cross-}
44 : ${TARGET_ABI:=${ABI}}
45 : ${TARGET_MULTILIB_ABIS:=${MULTILIB_ABIS}}
46 : ${TARGET_DEFAULT_ABI:=${DEFAULT_ABI}}
49 [[ ${CHOST} != ${CTARGET} ]]
52 # General purpose version check. Without a second arg matches up to minor version (x.x.x)
53 tc_version_is_at_least() {
54 version_is_at_least "$1" "${2:-${GCC_RELEASE_VER}}"
57 # General purpose version range check
58 # Note that it matches up to but NOT including the second version
59 tc_version_is_between() {
60 tc_version_is_at_least "${1}" && ! tc_version_is_at_least "${2}"
63 GCC_PV=${TOOLCHAIN_GCC_PV:-${PV}}
65 [[ ${PR} != "r0" ]] && GCC_PVR=${GCC_PVR}-${PR}
66 GCC_RELEASE_VER=$(get_version_component_range 1-3 ${GCC_PV})
67 GCC_BRANCH_VER=$(get_version_component_range 1-2 ${GCC_PV})
68 GCCMAJOR=$(get_version_component_range 1 ${GCC_PV})
69 GCCMINOR=$(get_version_component_range 2 ${GCC_PV})
70 GCCMICRO=$(get_version_component_range 3 ${GCC_PV})
71 [[ ${BRANCH_UPDATE-notset} == "notset" ]] && \
72 BRANCH_UPDATE=$(get_version_component_range 4 ${GCC_PV})
74 # According to gcc/c-cppbuiltin.c, GCC_CONFIG_VER MUST match this regex.
75 # ([^0-9]*-)?[0-9]+[.][0-9]+([.][0-9]+)?([- ].*)?
76 GCC_CONFIG_VER=${GCC_CONFIG_VER:-$(replace_version_separator 3 '-' ${GCC_PV})}
79 if [[ ${GCC_PV} == *_pre* ]] ; then
80 PRERELEASE=${GCC_PV/_pre/-}
81 elif [[ ${GCC_PV} == *_alpha* ]] ; then
82 SNAPSHOT=${GCC_BRANCH_VER}-${GCC_PV##*_alpha}
83 elif [[ ${GCC_PV} == *_beta* ]] ; then
84 SNAPSHOT=${GCC_BRANCH_VER}-${GCC_PV##*_beta}
85 elif [[ ${GCC_PV} == *_rc* ]] ; then
86 SNAPSHOT=${GCC_PV%_rc*}-RC-${GCC_PV##*_rc}
89 if [[ ${SNAPSHOT} == [56789].0-* ]] ; then
90 # The gcc-5+ releases have dropped the .0 for some reason.
91 SNAPSHOT=${SNAPSHOT/.0}
94 export GCC_FILESDIR=${GCC_FILESDIR:-${FILESDIR}}
96 PREFIX=${TOOLCHAIN_PREFIX:-/usr}
98 if tc_version_is_at_least 3.4.0 ; then
99 LIBPATH=${TOOLCHAIN_LIBPATH:-${PREFIX}/lib/gcc/${CTARGET}/${GCC_CONFIG_VER}}
101 LIBPATH=${TOOLCHAIN_LIBPATH:-${PREFIX}/lib/gcc-lib/${CTARGET}/${GCC_CONFIG_VER}}
103 INCLUDEPATH=${TOOLCHAIN_INCLUDEPATH:-${LIBPATH}/include}
105 if is_crosscompile ; then
106 BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CHOST}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}}
107 HOSTLIBPATH=${PREFIX}/${CHOST}/${CTARGET}/lib/${GCC_CONFIG_VER}
109 BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}}
112 DATAPATH=${TOOLCHAIN_DATAPATH:-${PREFIX}/share/gcc-data/${CTARGET}/${GCC_CONFIG_VER}}
114 # Dont install in /usr/include/g++-v3/, but in gcc internal directory.
115 # We will handle /usr/include/g++-v3/ with gcc-config ...
116 STDCXX_INCDIR=${TOOLCHAIN_STDCXX_INCDIR:-${LIBPATH}/include/g++-v${GCC_BRANCH_VER/\.*/}}
118 #---->> LICENSE+SLOT+IUSE logic <<----
120 if tc_version_is_at_least 4.6 ; then
121 LICENSE="GPL-3+ LGPL-3+ || ( GPL-3+ libgcc libstdc++ gcc-runtime-library-exception-3.1 ) FDL-1.3+"
122 elif tc_version_is_at_least 4.4 ; then
123 LICENSE="GPL-3+ LGPL-3+ || ( GPL-3+ libgcc libstdc++ gcc-runtime-library-exception-3.1 ) FDL-1.2+"
124 elif tc_version_is_at_least 4.3 ; then
125 LICENSE="GPL-3+ LGPL-3+ || ( GPL-3+ libgcc libstdc++ ) FDL-1.2+"
126 elif tc_version_is_at_least 4.2 ; then
127 LICENSE="GPL-3+ LGPL-2.1+ || ( GPL-3+ libgcc libstdc++ ) FDL-1.2+"
128 elif tc_version_is_at_least 3.3 ; then
129 LICENSE="GPL-2+ LGPL-2.1+ FDL-1.2+"
131 LICENSE="GPL-2+ LGPL-2.1+ FDL-1.1+"
134 IUSE="regression-test vanilla"
135 IUSE_DEF=( nls nptl )
137 if [[ ${PN} != "kgcc64" && ${PN} != gcc-* ]] ; then
138 IUSE+=" altivec debug"
139 IUSE_DEF+=( cxx fortran )
140 [[ -n ${PIE_VER} ]] && IUSE+=" nopie"
141 [[ -n ${HTB_VER} ]] && IUSE+=" boundschecking"
142 [[ -n ${D_VER} ]] && IUSE+=" d"
143 [[ -n ${SPECS_VER} ]] && IUSE+=" nossp"
144 tc_version_is_at_least 3 && IUSE+=" doc gcj awt hardened multilib objc"
145 tc_version_is_at_least 4.0 && IUSE+=" objc-gc"
146 tc_version_is_between 4.0 4.9 && IUSE+=" mudflap"
147 tc_version_is_at_least 4.1 && IUSE+=" libssp objc++"
148 tc_version_is_at_least 4.2 && IUSE_DEF+=( openmp )
149 tc_version_is_at_least 4.3 && IUSE+=" fixed-point"
150 tc_version_is_at_least 4.7 && IUSE+=" go"
151 # Note: while <=gcc-4.7 also supported graphite, it required forked ppl
152 # versions which we dropped. Since graphite was also experimental in
153 # the older versions, we don't want to bother supporting it. #448024
154 tc_version_is_at_least 4.8 && IUSE+=" graphite" IUSE_DEF+=( sanitize )
155 tc_version_is_at_least 4.9 && IUSE+=" cilk +vtv"
156 tc_version_is_at_least 5.0 && IUSE+=" jit mpx"
157 tc_version_is_at_least 6.0 && IUSE+=" pie +ssp"
160 IUSE+=" ${IUSE_DEF[*]/#/+}"
162 SLOT="${GCC_CONFIG_VER}"
164 #---->> DEPEND <<----
166 RDEPEND="sys-libs/zlib
167 nls? ( virtual/libintl )"
169 tc_version_is_at_least 3 && RDEPEND+=" virtual/libiconv"
171 if tc_version_is_at_least 4 ; then
172 GMP_MPFR_DEPS=">=dev-libs/gmp-4.3.2:0 >=dev-libs/mpfr-2.4.2:0"
173 if tc_version_is_at_least 4.3 ; then
174 RDEPEND+=" ${GMP_MPFR_DEPS}"
175 elif in_iuse fortran ; then
176 RDEPEND+=" fortran? ( ${GMP_MPFR_DEPS} )"
180 tc_version_is_at_least 4.5 && RDEPEND+=" >=dev-libs/mpc-0.8.1:0"
182 if in_iuse graphite ; then
183 if tc_version_is_at_least 5.0 ; then
184 RDEPEND+=" graphite? ( >=dev-libs/isl-0.14 )"
185 elif tc_version_is_at_least 4.8 ; then
188 >=dev-libs/cloog-0.18.0
189 >=dev-libs/isl-0.11.1
195 >=sys-devel/bison-1.875
196 >=sys-devel/flex-2.5.4
197 nls? ( sys-devel/gettext )
199 >=dev-util/dejagnu-1.4.4
200 >=sys-devel/autogen-5.5.4
203 if in_iuse gcj ; then
204 GCJ_DEPS=">=media-libs/libart_lgpl-2.1"
214 tc_version_is_at_least 3.4 && GCJ_GTK_DEPS+=" x11-libs/pango"
215 tc_version_is_at_least 4.2 && GCJ_DEPS+=" app-arch/zip app-arch/unzip"
216 DEPEND+=" gcj? ( awt? ( ${GCJ_GTK_DEPS} ) ${GCJ_DEPS} )"
219 PDEPEND=">=sys-devel/gcc-config-1.7"
221 #---->> S + SRC_URI essentials <<----
223 # Set the source directory depending on whether we're using
224 # a prerelease, snapshot, or release tarball.
226 if [[ -n ${PRERELEASE} ]] ; then
227 echo ${WORKDIR}/gcc-${PRERELEASE}
228 elif [[ -n ${SNAPSHOT} ]] ; then
229 echo ${WORKDIR}/gcc-${SNAPSHOT}
231 echo ${WORKDIR}/gcc-${GCC_RELEASE_VER}
236 local devspace="HTTP~vapier/dist/URI HTTP~rhill/dist/URI
237 HTTP~zorry/patches/gcc/URI HTTP~blueness/dist/URI"
238 devspace=${devspace//HTTP/https:\/\/dev.gentoo.org\/}
239 echo mirror://gentoo/$1 ${devspace//URI/$1}
242 # This function handles the basics of setting the SRC_URI for a gcc ebuild.
243 # To use, set SRC_URI with:
245 # SRC_URI="$(get_gcc_src_uri)"
247 # Other than the variables normally set by portage, this function's behavior
248 # can be altered by setting the following:
251 # If set, this variable signals that we should be using a snapshot of
252 # gcc. It is expected to be in the format "YYYY-MM-DD". Note that if
253 # the ebuild has a _pre suffix, this variable is ignored and the
254 # prerelease tarball is used instead.
257 # If set, this variable signals that we should be using the main
258 # release tarball (determined by ebuild version) and applying a
259 # CVS branch update patch against it. The location of this branch
260 # update patch is assumed to be in ${GENTOO_TOOLCHAIN_BASE_URI}.
261 # Just like with SNAPSHOT, this variable is ignored if the ebuild
266 # This should be set to the version of the gentoo patch tarball.
267 # The resulting filename of this tarball will be:
268 # gcc-${PATCH_GCC_VER:-${GCC_RELEASE_VER}}-patches-${PATCH_VER}.tar.bz2
272 # These variables control patching in various updates for the logic
273 # controlling Position Independant Executables. PIE_VER is expected
274 # to be the version of this patch, and PIE_GCC_VER the gcc version of
278 # PIE_GCC_VER="3.4.0"
279 # The resulting filename of this tarball will be:
280 # gcc-${PIE_GCC_VER:-${GCC_RELEASE_VER}}-piepatches-v${PIE_VER}.tar.bz2
284 # This is for the minispecs files included in the hardened gcc-4.x
285 # The specs files for hardenedno*, vanilla and for building the "specs" file.
286 # SPECS_VER is expected to be the version of this patch, SPECS_GCC_VER
287 # the gcc version of the patch.
289 # SPECS_VER="8.7.6.5"
290 # SPECS_GCC_VER="3.4.0"
291 # The resulting filename of this tarball will be:
292 # gcc-${SPECS_GCC_VER:-${GCC_RELEASE_VER}}-specs-${SPECS_VER}.tar.bz2
296 # These variables control whether or not an ebuild supports Herman
297 # ten Brugge's bounds-checking patches. If you want to use a patch
298 # for an older gcc version with a new gcc, make sure you set
299 # HTB_GCC_VER to that version of gcc.
301 export PATCH_GCC_VER=${PATCH_GCC_VER:-${GCC_RELEASE_VER}}
302 export UCLIBC_GCC_VER=${UCLIBC_GCC_VER:-${PATCH_GCC_VER}}
303 export PIE_GCC_VER=${PIE_GCC_VER:-${GCC_RELEASE_VER}}
304 export HTB_GCC_VER=${HTB_GCC_VER:-${GCC_RELEASE_VER}}
305 export SPECS_GCC_VER=${SPECS_GCC_VER:-${GCC_RELEASE_VER}}
307 # Set where to download gcc itself depending on whether we're using a
308 # prerelease, snapshot, or release tarball.
309 if [[ ${PV} == *9999* ]] ; then
310 # Nothing to do w/git snapshots.
312 elif [[ -n ${PRERELEASE} ]] ; then
313 GCC_SRC_URI="ftp://gcc.gnu.org/pub/gcc/prerelease-${PRERELEASE}/gcc-${PRERELEASE}.tar.bz2"
314 elif [[ -n ${SNAPSHOT} ]] ; then
315 GCC_SRC_URI="ftp://gcc.gnu.org/pub/gcc/snapshots/${SNAPSHOT}/gcc-${SNAPSHOT}.tar.bz2"
317 GCC_SRC_URI="mirror://gnu/gcc/gcc-${GCC_PV}/gcc-${GCC_RELEASE_VER}.tar.bz2"
318 # we want all branch updates to be against the main release
319 [[ -n ${BRANCH_UPDATE} ]] && \
320 GCC_SRC_URI+=" $(gentoo_urls gcc-${GCC_RELEASE_VER}-branch-update-${BRANCH_UPDATE}.patch.bz2)"
323 [[ -n ${UCLIBC_VER} ]] && \
324 GCC_SRC_URI+=" $(gentoo_urls gcc-${UCLIBC_GCC_VER}-uclibc-patches-${UCLIBC_VER}.tar.bz2)"
325 [[ -n ${PATCH_VER} ]] && \
326 GCC_SRC_URI+=" $(gentoo_urls gcc-${PATCH_GCC_VER}-patches-${PATCH_VER}.tar.bz2)"
328 # strawberry pie, Cappuccino and a Gauloises (it's a good thing)
329 [[ -n ${PIE_VER} ]] && \
330 PIE_CORE=${PIE_CORE:-gcc-${PIE_GCC_VER}-piepatches-v${PIE_VER}.tar.bz2} && \
331 GCC_SRC_URI+=" $(gentoo_urls ${PIE_CORE})"
333 # gcc minispec for the hardened gcc 4 compiler
334 [[ -n ${SPECS_VER} ]] && \
335 GCC_SRC_URI+=" $(gentoo_urls gcc-${SPECS_GCC_VER}-specs-${SPECS_VER}.tar.bz2)"
337 # gcc bounds checking patch
338 if [[ -n ${HTB_VER} ]] ; then
339 local HTBFILE="bounds-checking-gcc-${HTB_GCC_VER}-${HTB_VER}.patch.bz2"
342 mirror://sourceforge/boundschecking/${HTBFILE}
343 $(gentoo_urls ${HTBFILE})
347 [[ -n ${D_VER} ]] && \
348 GCC_SRC_URI+=" d? ( mirror://sourceforge/dgcc/gdc-${D_VER}-src.tar.bz2 )"
350 if in_iuse gcj ; then
351 if tc_version_is_at_least 4.5 ; then
352 GCC_SRC_URI+=" gcj? ( ftp://sourceware.org/pub/java/ecj-4.5.jar )"
353 elif tc_version_is_at_least 4.3 ; then
354 GCC_SRC_URI+=" gcj? ( ftp://sourceware.org/pub/java/ecj-4.3.jar )"
358 echo "${GCC_SRC_URI}"
361 SRC_URI=$(get_gcc_src_uri)
363 #---->> pkg_pretend <<----
365 toolchain_pkg_pretend() {
366 if [[ -n ${PRERELEASE}${SNAPSHOT} || ${PV} == *9999* ]] &&
367 [[ -z ${I_PROMISE_TO_SUPPLY_PATCHES_WITH_BUGS} ]] ; then
368 die "Please \`export I_PROMISE_TO_SUPPLY_PATCHES_WITH_BUGS=1\` or define it" \
369 "in your make.conf if you want to use this version."
372 [[ -z ${UCLIBC_VER} ]] && [[ ${CTARGET} == *-uclibc* ]] && \
373 die "Sorry, this version does not support uClibc"
375 if ! use_if_iuse cxx ; then
376 use_if_iuse go && ewarn 'Go requires a C++ compiler, disabled due to USE="-cxx"'
377 use_if_iuse objc++ && ewarn 'Obj-C++ requires a C++ compiler, disabled due to USE="-cxx"'
378 use_if_iuse gcj && ewarn 'GCJ requires a C++ compiler, disabled due to USE="-cxx"'
384 #---->> pkg_setup <<----
386 toolchain_pkg_setup() {
388 2|3) toolchain_pkg_pretend ;;
391 # we dont want to use the installed compiler's specs to build gcc
393 unset LANGUAGES #265283
396 #---->> src_unpack <<----
398 toolchain_src_unpack() {
399 if [[ ${PV} == *9999* ]]; then
407 pushd "${WORKDIR}" > /dev/null
408 export PATCH_GCC_VER=${PATCH_GCC_VER:-${GCC_RELEASE_VER}}
409 export UCLIBC_GCC_VER=${UCLIBC_GCC_VER:-${PATCH_GCC_VER}}
410 export PIE_GCC_VER=${PIE_GCC_VER:-${GCC_RELEASE_VER}}
411 export HTB_GCC_VER=${HTB_GCC_VER:-${GCC_RELEASE_VER}}
412 export SPECS_GCC_VER=${SPECS_GCC_VER:-${GCC_RELEASE_VER}}
414 if [[ -n ${GCC_A_FAKEIT} ]] ; then
415 unpack ${GCC_A_FAKEIT}
416 elif [[ -n ${PRERELEASE} ]] ; then
417 unpack gcc-${PRERELEASE}.tar.bz2
418 elif [[ -n ${SNAPSHOT} ]] ; then
419 unpack gcc-${SNAPSHOT}.tar.bz2
420 elif [[ ${PV} != *9999* ]] ; then
421 unpack gcc-${GCC_RELEASE_VER}.tar.bz2
422 # We want branch updates to be against a release tarball
423 if [[ -n ${BRANCH_UPDATE} ]] ; then
424 pushd "${S}" > /dev/null
425 epatch "${DISTDIR}"/gcc-${GCC_RELEASE_VER}-branch-update-${BRANCH_UPDATE}.patch.bz2
430 if [[ -n ${D_VER} ]] && use d ; then
431 pushd "${S}"/gcc > /dev/null
432 unpack gdc-${D_VER}-src.tar.bz2
434 ebegin "Adding support for the D language"
435 ./gcc/d/setup-gcc.sh >& "${T}"/dgcc.log
437 eerror "The D GCC package failed to apply"
438 eerror "Please include this log file when posting a bug report:"
439 eerror " ${T}/dgcc.log"
440 die "failed to include the D language"
445 [[ -n ${PATCH_VER} ]] && \
446 unpack gcc-${PATCH_GCC_VER}-patches-${PATCH_VER}.tar.bz2
448 [[ -n ${UCLIBC_VER} ]] && \
449 unpack gcc-${UCLIBC_GCC_VER}-uclibc-patches-${UCLIBC_VER}.tar.bz2
452 if [[ -n ${PIE_CORE} ]] ; then
455 unpack gcc-${PIE_GCC_VER}-piepatches-v${PIE_VER}.tar.bz2
457 [[ -n ${SPECS_VER} ]] && \
458 unpack gcc-${SPECS_GCC_VER}-specs-${SPECS_VER}.tar.bz2
461 use_if_iuse boundschecking && unpack "bounds-checking-gcc-${HTB_GCC_VER}-${HTB_VER}.patch.bz2"
466 #---->> src_prepare <<----
468 toolchain_src_prepare() {
469 export BRANDING_GCC_PKGVERSION="Gentoo ${GCC_PVR}"
472 if ! use vanilla ; then
473 if [[ -n ${PATCH_VER} ]] ; then
474 guess_patch_type_in_dir "${WORKDIR}"/patch
475 EPATCH_MULTI_MSG="Applying Gentoo patches ..." \
476 epatch "${WORKDIR}"/patch
477 BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION} p${PATCH_VER}"
479 if [[ -n ${UCLIBC_VER} ]] ; then
480 guess_patch_type_in_dir "${WORKDIR}"/uclibc
481 EPATCH_MULTI_MSG="Applying uClibc patches ..." \
482 epatch "${WORKDIR}"/uclibc
489 if ( tc_version_is_at_least 4.8.2 || use hardened ) && ! use vanilla ; then
493 # install the libstdc++ python into the right location
494 # http://gcc.gnu.org/PR51368
495 if tc_version_is_between 4.5 4.7 ; then
497 '/^pythondir =/s:=.*:= $(datadir)/python:' \
498 "${S}"/libstdc++-v3/python/Makefile.in || die
501 # make sure the pkg config files install into multilib dirs.
502 # since we configure with just one --libdir, we can't use that
503 # (as gcc itself takes care of building multilibs). #435728
504 find "${S}" -name Makefile.in \
505 -exec sed -i '/^pkgconfigdir/s:=.*:=$(toolexeclibdir)/pkgconfig:' {} +
507 # No idea when this first started being fixed, but let's go with 4.3.x for now
508 if ! tc_version_is_at_least 4.3 ; then
510 for x in contrib/test_summary libstdc++-v3/scripts/check_survey.in ; do
511 [[ -e ${x} ]] && fix_files="${fix_files} ${x}"
513 ht_fix_file ${fix_files} */configure *.sh */Makefile.in
516 setup_multilib_osdirnames
519 if tc_version_is_at_least 4.1 ; then
520 if [[ -n ${SNAPSHOT} || -n ${PRERELEASE} ]] ; then
521 # BASE-VER must be a three-digit version number
522 # followed by an optional -pre string
523 # eg. 4.5.1, 4.6.2-pre20120213, 4.7.0-pre9999
524 # If BASE-VER differs from ${PV/_/-} then libraries get installed in
525 # the wrong directory.
526 echo ${PV/_/-} > "${S}"/gcc/BASE-VER
530 # >= gcc-4.3 doesn't bundle ecj.jar, so copy it
531 if tc_version_is_at_least 4.3 && use gcj ; then
532 if tc_version_is_at_least 4.5 ; then
533 einfo "Copying ecj-4.5.jar"
534 cp -pPR "${DISTDIR}/ecj-4.5.jar" "${S}/ecj.jar" || die
536 einfo "Copying ecj-4.3.jar"
537 cp -pPR "${DISTDIR}/ecj-4.3.jar" "${S}/ecj.jar" || die
541 # disable --as-needed from being compiled into gcc specs
542 # natively when using a gcc version < 3.4.4
543 # http://gcc.gnu.org/PR14992
544 if ! tc_version_is_at_least 3.4.4 ; then
545 sed -i -e s/HAVE_LD_AS_NEEDED/USE_LD_AS_NEEDED/g "${S}"/gcc/config.in
548 # In gcc 3.3.x and 3.4.x, rename the java bins to gcc-specific names
549 # in line with gcc-4.
550 if tc_version_is_between 3.3 4.0 ; then
551 do_gcc_rename_java_bins
554 # Prevent libffi from being installed
555 if tc_version_is_between 3.0 4.8 ; then
556 sed -i -e 's/\(install.*:\) install-.*recursive/\1/' "${S}"/libffi/Makefile.in || die
557 sed -i -e 's/\(install-data-am:\).*/\1/' "${S}"/libffi/include/Makefile.in || die
560 # Fixup libtool to correctly generate .la files with portage
561 elibtoolize --portage --shallow --no-uclibc
565 # update configure files
567 einfo "Fixing misc issues in configure files"
568 for f in $(grep -l 'autoconf version 2.13' $(find "${S}" -name configure)) ; do
569 ebegin " Updating ${f/${S}\/} [LANG]"
570 patch "${f}" "${GCC_FILESDIR}"/gcc-configure-LANG.patch >& "${T}"/configure-patch.log \
571 || eerror "Please file a bug about this"
574 sed -i 's|A-Za-z0-9|[:alnum:]|g' "${S}"/gcc/*.awk #215828
576 # Prevent new texinfo from breaking old versions (see #198182, #464008)
577 tc_version_is_at_least 4.1 && epatch "${GCC_FILESDIR}"/gcc-configure-texinfo.patch
579 if [[ -x contrib/gcc_update ]] ; then
580 einfo "Touching generated files"
581 ./contrib/gcc_update --touch | \
588 guess_patch_type_in_dir() {
589 [[ -n $(ls "$1"/*.bz2 2>/dev/null) ]] \
590 && EPATCH_SUFFIX="patch.bz2" \
591 || EPATCH_SUFFIX="patch"
594 do_gcc_HTB_patches() {
595 use_if_iuse boundschecking || return 0
597 # modify the bounds checking patch with a regression patch
598 epatch "${WORKDIR}/bounds-checking-gcc-${HTB_GCC_VER}-${HTB_VER}.patch"
599 BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION}, HTB-${HTB_GCC_VER}-${HTB_VER}"
602 do_gcc_PIE_patches() {
604 use vanilla && return 0
606 if tc_version_is_at_least 4.3.2 ; then
607 guess_patch_type_in_dir "${WORKDIR}"/piepatch/
608 EPATCH_MULTI_MSG="Applying pie patches ..." \
609 epatch "${WORKDIR}"/piepatch/
611 guess_patch_type_in_dir "${WORKDIR}"/piepatch/upstream
613 # corrects startfile/endfile selection and shared/static/pie flag usage
614 EPATCH_MULTI_MSG="Applying upstream pie patches ..." \
615 epatch "${WORKDIR}"/piepatch/upstream
616 # adds non-default pie support (rs6000)
617 EPATCH_MULTI_MSG="Applying non-default pie patches ..." \
618 epatch "${WORKDIR}"/piepatch/nondef
619 # adds default pie support (rs6000 too) if DEFAULT_PIE[_SSP] is defined
620 EPATCH_MULTI_MSG="Applying default pie patches ..." \
621 epatch "${WORKDIR}"/piepatch/def
624 BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION}, pie-${PIE_VER}"
627 # configure to build with the hardened GCC specs as the default
629 # we want to be able to control the pie patch logic via something other
631 sed -e '/^ALL_CFLAGS/iHARD_CFLAGS = ' \
632 -e 's|^ALL_CFLAGS = |ALL_CFLAGS = $(HARD_CFLAGS) |' \
633 -i "${S}"/gcc/Makefile.in
634 # Need to add HARD_CFLAGS to ALL_CXXFLAGS on >= 4.7
635 if tc_version_is_at_least 4.7 ; then
636 sed -e '/^ALL_CXXFLAGS/iHARD_CFLAGS = ' \
637 -e 's|^ALL_CXXFLAGS = |ALL_CXXFLAGS = $(HARD_CFLAGS) |' \
638 -i "${S}"/gcc/Makefile.in
641 # defaults to enable for all toolchains
642 local gcc_hard_flags=""
643 if use hardened ; then
644 if hardened_gcc_works ; then
645 einfo "Updating gcc to use automatic PIE + SSP building ..."
646 gcc_hard_flags+=" -DEFAULT_PIE_SSP"
647 elif hardened_gcc_works pie ; then
648 einfo "Updating gcc to use automatic PIE building ..."
649 ewarn "SSP has not been enabled by default"
650 gcc_hard_flags+=" -DEFAULT_PIE"
651 elif hardened_gcc_works ssp ; then
652 einfo "Updating gcc to use automatic SSP building ..."
653 ewarn "PIE has not been enabled by default"
654 gcc_hard_flags+=" -DEFAULT_SSP"
656 # do nothing if hardened isn't supported, but don't die either
657 ewarn "hardened is not supported for this arch in this gcc version"
660 # rebrand to make bug reports easier
661 BRANDING_GCC_PKGVERSION=${BRANDING_GCC_PKGVERSION/Gentoo/Gentoo Hardened}
663 if hardened_gcc_works ssp ; then
664 einfo "Updating gcc to use automatic SSP building ..."
665 gcc_hard_flags+=" -DEFAULT_SSP"
670 -e "/^HARD_CFLAGS = /s|=|= ${gcc_hard_flags} |" \
671 "${S}"/gcc/Makefile.in || die
675 # This is a historical wart. The original Gentoo/amd64 port used:
676 # lib32 - 32bit binaries (x86)
677 # lib64 - 64bit binaries (x86_64)
678 # lib - "native" binaries (a symlink to lib64)
679 # Most other distros use the logic (including mainline gcc):
680 # lib - 32bit binaries (x86)
681 # lib64 - 64bit binaries (x86_64)
682 # Over time, Gentoo is migrating to the latter form.
684 # Unfortunately, due to distros picking the lib32 behavior, newer gcc
685 # versions will dynamically detect whether to use lib or lib32 for its
686 # 32bit multilib. So, to keep the automagic from getting things wrong
687 # while people are transitioning from the old style to the new style,
688 # we always set the MULTILIB_OSDIRNAMES var for relevant targets.
689 setup_multilib_osdirnames() {
690 is_multilib || return 0
693 local libdirs="../lib64 ../lib32"
695 # this only makes sense for some Linux targets
697 x86_64*-linux*) config="i386" ;;
698 powerpc64*-linux*) config="rs6000" ;;
699 sparc64*-linux*) config="sparc" ;;
700 s390x*-linux*) config="s390" ;;
706 if tc_version_is_at_least 4.6 ; then
707 sed_args+=( -e 's:$[(]call if_multiarch[^)]*[)]::g' )
709 if [[ ${SYMLINK_LIB} == "yes" ]] ; then
710 einfo "updating multilib directories to be: ${libdirs}"
711 if tc_version_is_at_least 4.6.4 || tc_version_is_at_least 4.7 ; then
712 sed_args+=( -e '/^MULTILIB_OSDIRNAMES.*lib32/s:[$][(]if.*):../lib32:' )
714 sed_args+=( -e "/^MULTILIB_OSDIRNAMES/s:=.*:= ${libdirs}:" )
717 einfo "using upstream multilib; disabling lib32 autodetection"
718 sed_args+=( -r -e 's:[$][(]if.*,(.*)[)]:\1:' )
720 sed -i "${sed_args[@]}" "${S}"/gcc/config/${config} || die
723 gcc_version_patch() {
724 # gcc-4.3+ has configure flags (whoo!)
725 tc_version_is_at_least 4.3 && return 0
727 local version_string=${GCC_CONFIG_VER}
728 [[ -n ${BRANCH_UPDATE} ]] && version_string+=" ${BRANCH_UPDATE}"
730 einfo "patching gcc version: ${version_string} (${BRANDING_GCC_PKGVERSION})"
732 local gcc_sed=( -e 's:gcc\.gnu\.org/bugs\.html:bugs\.gentoo\.org/:' )
733 if grep -qs VERSUFFIX "${S}"/gcc/version.c ; then
734 gcc_sed+=( -e "/VERSUFFIX \"\"/s:\"\":\" (${BRANDING_GCC_PKGVERSION})\":" )
736 version_string="${version_string} (${BRANDING_GCC_PKGVERSION})"
737 gcc_sed+=( -e "/const char version_string\[\] = /s:= \".*\":= \"${version_string}\":" )
739 sed -i "${gcc_sed[@]}" "${S}"/gcc/version.c || die
742 do_gcc_rename_java_bins() {
743 # bug #139918 - conflict between gcc and java-config-2 for ownership of
744 # /usr/bin/rmi{c,registry}. Done with mv & sed rather than a patch
745 # because patches would be large (thanks to the rename of man files),
746 # and it's clear from the sed invocations that all that changes is the
747 # rmi{c,registry} names to grmi{c,registry} names.
748 # Kevin F. Quinn 2006-07-12
749 einfo "Renaming jdk executables rmic and rmiregistry to grmic and grmiregistry."
750 # 1) Move the man files if present (missing prior to gcc-3.4)
751 for manfile in rmic rmiregistry ; do
752 [[ -f ${S}/gcc/doc/${manfile}.1 ]] || continue
753 mv "${S}"/gcc/doc/${manfile}.1 "${S}"/gcc/doc/g${manfile}.1
755 # 2) Fixup references in the docs if present (mission prior to gcc-3.4)
756 for jfile in gcc/doc/gcj.info gcc/doc/grmic.1 gcc/doc/grmiregistry.1 gcc/java/gcj.texi ; do
757 [[ -f ${S}/${jfile} ]] || continue
758 sed -i -e 's:rmiregistry:grmiregistry:g' "${S}"/${jfile} ||
759 die "Failed to fixup file ${jfile} for rename to grmiregistry"
760 sed -i -e 's:rmic:grmic:g' "${S}"/${jfile} ||
761 die "Failed to fixup file ${jfile} for rename to grmic"
763 # 3) Fixup Makefiles to build the changed executable names
764 # These are present in all 3.x versions, and are the important bit
765 # to get gcc to build with the new names.
766 for jfile in libjava/Makefile.am libjava/Makefile.in gcc/java/Make-lang.in ; do
767 sed -i -e 's:rmiregistry:grmiregistry:g' "${S}"/${jfile} ||
768 die "Failed to fixup file ${jfile} for rename to grmiregistry"
769 # Careful with rmic on these files; it's also the name of a directory
770 # which should be left unchanged. Replace occurrences of 'rmic$',
771 # 'rmic_' and 'rmic '.
772 sed -i -e 's:rmic\([$_ ]\):grmic\1:g' "${S}"/${jfile} ||
773 die "Failed to fixup file ${jfile} for rename to grmic"
777 #---->> src_configure <<----
779 toolchain_src_configure() {
783 einfo "CFLAGS=\"${CFLAGS}\""
784 einfo "CXXFLAGS=\"${CXXFLAGS}\""
785 einfo "LDFLAGS=\"${LDFLAGS}\""
787 # Force internal zip based jar script to avoid random
788 # issues with 3rd party jar implementations. #384291
791 # For hardened gcc 4.3 piepatchset to build the hardened specs
792 # file (build.specs) to use when building gcc.
793 if ! tc_version_is_at_least 4.4 && want_minispecs ; then
794 setup_minispecs_gcc_build_specs
797 local confgcc=( --host=${CHOST} )
799 if is_crosscompile || tc-is-cross-compiler ; then
800 # Straight from the GCC install doc:
801 # "GCC has code to correctly determine the correct value for target
802 # for nearly all native systems. Therefore, we highly recommend you
803 # not provide a configure target when configuring a native compiler."
804 confgcc+=( --target=${CTARGET} )
806 [[ -n ${CBUILD} ]] && confgcc+=( --build=${CBUILD} )
810 --bindir="${BINPATH}"
811 --includedir="${INCLUDEPATH}"
812 --datadir="${DATAPATH}"
813 --mandir="${DATAPATH}/man"
814 --infodir="${DATAPATH}/info"
815 --with-gxx-include-dir="${STDCXX_INCDIR}"
818 # Stick the python scripts in their own slotted directory (bug #279252)
820 # --with-python-dir=DIR
821 # Specifies where to install the Python modules used for aot-compile. DIR
822 # should not include the prefix used in installation. For example, if the
823 # Python modules are to be installed in /usr/lib/python2.5/site-packages,
824 # then --with-python-dir=/lib/python2.5/site-packages should be passed.
826 # This should translate into "/share/gcc-data/${CTARGET}/${GCC_CONFIG_VER}/python"
827 if tc_version_is_at_least 4.4 ; then
828 confgcc+=( --with-python-dir=${DATAPATH/$PREFIX/}/python )
834 is_cxx && GCC_LANG+=",c++"
835 is_d && GCC_LANG+=",d"
836 is_gcj && GCC_LANG+=",java"
837 is_go && GCC_LANG+=",go"
838 is_jit && GCC_LANG+=",jit"
839 if is_objc || is_objcxx ; then
841 if tc_version_is_at_least 4 ; then
842 use objc-gc && confgcc+=( --enable-objc-gc )
844 is_objcxx && GCC_LANG+=",obj-c++"
847 # fortran support just got sillier! the lang value can be f77 for
848 # fortran77, f95 for fortran95, or just plain old fortran for the
849 # currently supported standard depending on gcc version.
850 is_fortran && GCC_LANG+=",fortran"
851 is_f77 && GCC_LANG+=",f77"
852 is_f95 && GCC_LANG+=",f95"
854 # We do NOT want 'ADA support' in here!
855 # is_ada && GCC_LANG+=",ada"
857 confgcc+=( --enable-languages=${GCC_LANG} )
869 confgcc+=( --enable-nls --without-included-gettext )
871 confgcc+=( --disable-nls )
874 tc_version_is_at_least 3.4 || confgcc+=( --disable-libunwind-exceptions )
876 # Use the default ("release") checking because upstream usually neglects
877 # to test "disabled" so it has a history of breaking. #317217
878 if tc_version_is_at_least 3.4 ; then
879 # The "release" keyword is new to 4.0. #551636
880 local off=$(tc_version_is_at_least 4.0 && echo release || echo no)
881 confgcc+=( --enable-checking="${GCC_CHECKS_LIST:-$(usex debug yes ${off})}" )
885 tc_version_is_at_least 4.3 && confgcc+=(
886 --with-bugurl=https://bugs.gentoo.org/
887 --with-pkgversion="${BRANDING_GCC_PKGVERSION}"
890 # If we want hardened support with the newer piepatchset for >=gcc 4.4
891 if tc_version_is_at_least 4.4 && want_minispecs ; then
892 confgcc+=( $(use_enable hardened esp) )
895 # allow gcc to search for clock funcs in the main C lib.
896 # if it can't find them, then tough cookies -- we aren't
897 # going to link in -lrt to all C++ apps. #411681
898 if tc_version_is_at_least 4.4 && is_cxx ; then
899 confgcc+=( --enable-libstdcxx-time )
902 # The jit language requires this.
903 is_jit && confgcc+=( --enable-host-shared )
905 # # Turn on the -Wl,--build-id flag by default for ELF targets. #525942
906 # # This helps with locating debug files.
908 # *-linux-*|*-elf|*-eabi)
909 # tc_version_is_at_least 4.5 && confgcc+=(
910 # --enable-linker-build-id
915 # newer gcc versions like to bootstrap themselves with C++,
916 # so we need to manually disable it ourselves
917 if tc_version_is_between 4.7 4.8 && ! is_cxx ; then
918 confgcc+=( --disable-build-with-cxx --disable-build-poststage1-with-cxx )
921 ### Cross-compiler options
922 if is_crosscompile ; then
923 # Enable build warnings by default with cross-compilers when system
924 # paths are included (e.g. via -I flags).
925 confgcc+=( --enable-poison-system-directories )
927 # When building a stage1 cross-compiler (just C compiler), we have to
928 # disable a bunch of features or gcc goes boom
931 *-linux) needed_libc=no-fucking-clue;;
932 *-dietlibc) needed_libc=dietlibc;;
933 *-elf|*-eabi) needed_libc=newlib;;
934 *-freebsd*) needed_libc=freebsd-lib;;
935 *-gnu*) needed_libc=glibc;;
936 *-klibc) needed_libc=klibc;;
937 *-musl*) needed_libc=musl;;
939 if ! echo '#include <features.h>' | \
940 $(tc-getCPP ${CTARGET}) -E -dD - 2>/dev/null | \
941 grep -q __HAVE_SHARED__
943 confgcc+=( --disable-shared )
947 *-cygwin) needed_libc=cygwin;;
949 *-w64-mingw*) needed_libc=mingw64-runtime;;
950 mingw*|*-mingw*) needed_libc=mingw-runtime;;
951 avr) confgcc+=( --enable-shared --disable-threads );;
953 if [[ -n ${needed_libc} ]] ; then
954 local confgcc_no_libc=( --disable-shared )
955 tc_version_is_at_least 4.8 && confgcc_no_libc+=( --disable-libatomic )
956 if ! has_version ${CATEGORY}/${needed_libc} ; then
958 "${confgcc_no_libc[@]}"
962 elif built_with_use --hidden --missing false ${CATEGORY}/${needed_libc} crosscompile_opts_headers-only ; then
964 "${confgcc_no_libc[@]}"
965 --with-sysroot=${PREFIX}/${CTARGET}
968 confgcc+=( --with-sysroot=${PREFIX}/${CTARGET} )
972 tc_version_is_at_least 4.2 && confgcc+=( --disable-bootstrap )
974 if tc-is-static-only ; then
975 confgcc+=( --disable-shared )
977 confgcc+=( --enable-shared )
980 mingw*|*-mingw*|*-cygwin)
981 confgcc+=( --enable-threads=win32 ) ;;
983 confgcc+=( --enable-threads=posix ) ;;
987 # __cxa_atexit is "essential for fully standards-compliant handling of
988 # destructors", but apparently requires glibc.
992 --disable-__cxa_atexit
993 $(use_enable nptl tls)
995 tc_version_is_between 3.3 3.4 && confgcc+=( --enable-sjlj-exceptions )
996 if tc_version_is_between 3.4 4.3 ; then
997 confgcc+=( --enable-clocale=uclibc )
1001 confgcc+=( --with-newlib )
1005 --enable-__cxa_atexit
1006 --enable-clocale=gnu
1010 confgcc+=( --enable-__cxa_atexit )
1013 confgcc+=( --enable-__cxa_atexit )
1019 gcc-multilib-configure
1021 # ppc altivec support
1022 confgcc+=( $(use_enable altivec) )
1024 # gcc has fixed-point arithmetic support in 4.3 for mips targets that can
1025 # significantly increase compile time by several hours. This will allow
1026 # users to control this feature in the event they need the support.
1027 tc_version_is_at_least 4.3 && confgcc+=( $(use_enable fixed-point) )
1029 case $(tc-is-softfloat) in
1030 yes) confgcc+=( --with-float=soft ) ;;
1031 softfp) confgcc+=( --with-float=softfp ) ;;
1033 # If they've explicitly opt-ed in, do hardfloat,
1034 # otherwise let the gcc default kick in.
1035 case ${CTARGET//_/-} in
1036 *-hardfloat-*|*eabihf) confgcc+=( --with-float=hard ) ;;
1040 local with_abi_map=()
1042 arm) #264534 #414395
1043 local a arm_arch=${CTARGET%%-*}
1044 # Remove trailing endian variations first: eb el be bl b l
1045 for a in e{b,l} {b,l}e b l ; do
1046 if [[ ${arm_arch} == *${a} ]] ; then
1047 arm_arch=${arm_arch%${a}}
1051 # Convert armv7{a,r,m} to armv7-{a,r,m}
1052 [[ ${arm_arch} == armv7? ]] && arm_arch=${arm_arch/7/7-}
1053 # See if this is a valid --with-arch flag
1054 if (srcdir=${S}/gcc target=${CTARGET} with_arch=${arm_arch};
1055 . "${srcdir}"/config.gcc) &>/dev/null
1057 confgcc+=( --with-arch=${arm_arch} )
1060 # Make default mode thumb for microcontroller classes #418209
1061 [[ ${arm_arch} == *-m ]] && confgcc+=( --with-mode=thumb )
1064 if [[ $(tc-is-softfloat) == "no" ]] && \
1065 [[ ${CTARGET} == armv[67]* ]] && \
1066 tc_version_is_at_least 4.5
1068 # Follow the new arm hardfp distro standard by default
1069 confgcc+=( --with-float=hard )
1071 armv6*) confgcc+=( --with-fpu=vfp ) ;;
1072 armv7*) confgcc+=( --with-fpu=vfpv3-d16 ) ;;
1077 # Add --with-abi flags to set default ABI
1078 confgcc+=( --with-abi=$(gcc-abi-map ${TARGET_DEFAULT_ABI}) )
1081 # drop the older/ABI checks once this get's merged into some
1082 # version of gcc upstream
1083 if tc_version_is_at_least 4.8 && has x32 $(get_all_abis TARGET) ; then
1084 confgcc+=( --with-abi=$(gcc-abi-map ${TARGET_DEFAULT_ABI}) )
1088 # Default arch for x86 is normally i386, lets give it a bump
1089 # since glibc will do so based on CTARGET anyways
1090 confgcc+=( --with-arch=${CTARGET%%-*} )
1093 # Enable sjlj exceptions for backward compatibility on hppa
1094 [[ ${GCCMAJOR} == "3" ]] && confgcc+=( --enable-sjlj-exceptions )
1097 # Set up defaults based on current CFLAGS
1098 is-flagq -mfloat-gprs=double && confgcc+=( --enable-e500-double )
1099 [[ ${CTARGET//_/-} == *-e500v2-* ]] && confgcc+=( --enable-e500-double )
1103 # if the target can do biarch (-m32/-m64), enable it. overhead should
1104 # be small, and should simplify building of 64bit kernels in a 32bit
1105 # userland by not needing sys-devel/kgcc64. #349405
1107 ppc|ppc64) tc_version_is_at_least 3.4 && confgcc+=( --enable-targets=all ) ;;
1108 sparc) tc_version_is_at_least 4.4 && confgcc+=( --enable-targets=all ) ;;
1109 amd64|x86) tc_version_is_at_least 4.3 && confgcc+=( --enable-targets=all ) ;;
1112 # On Darwin we need libdir to be set in order to get correct install names
1113 # for things like libobjc-gnu, libgcj and libfortran. If we enable it on
1114 # non-Darwin we screw up the behaviour this eclass relies on. We in
1115 # particular need this over --libdir for bug #255315.
1116 [[ ${CTARGET} == *-darwin* ]] && \
1117 confgcc+=( --enable-version-specific-runtime-libs )
1122 confgcc+=( --disable-libgcj )
1124 confgcc+=( --enable-java-awt=gtk )
1127 if tc_version_is_at_least 4.2 ; then
1128 if in_iuse openmp ; then
1129 # Make sure target has pthreads support. #326757 #335883
1130 # There shouldn't be a chicken & egg problem here as openmp won't
1131 # build without a C library, and you can't build that w/out
1132 # already having a compiler ...
1133 if ! is_crosscompile || \
1134 $(tc-getCPP ${CTARGET}) -E - <<<"#include <pthread.h>" >& /dev/null
1136 confgcc+=( $(use_enable openmp libgomp) )
1138 # Force disable as the configure script can be dumb #359855
1139 confgcc+=( --disable-libgomp )
1142 # For gcc variants where we don't want openmp (e.g. kgcc)
1143 confgcc+=( --disable-libgomp )
1147 if tc_version_is_at_least 4.0 ; then
1148 if in_iuse mudflap ; then
1149 confgcc+=( $(use_enable mudflap libmudflap) )
1151 confgcc+=( --disable-libmudflap )
1154 if use_if_iuse libssp ; then
1155 confgcc+=( --enable-libssp )
1157 if hardened_gcc_is_stable ssp; then
1158 export gcc_cv_libc_provides_ssp=yes
1160 confgcc+=( --disable-libssp )
1164 if in_iuse cilk ; then
1165 confgcc+=( $(use_enable cilk libcilkrts) )
1168 if in_iuse mpx ; then
1169 confgcc+=( $(use_enable mpx libmpx) )
1172 if in_iuse vtv ; then
1174 $(use_enable vtv vtable-verify)
1175 $(use_enable vtv libvtv)
1179 # newer gcc's come with libquadmath, but only fortran uses
1180 # it, so auto punt it when we don't care
1181 if tc_version_is_at_least 4.6 && ! is_fortran ; then
1182 confgcc+=( --disable-libquadmath )
1185 if tc_version_is_at_least 4.6 ; then
1186 confgcc+=( --enable-lto )
1187 elif tc_version_is_at_least 4.5 ; then
1188 confgcc+=( --disable-lto )
1191 # graphite was added in 4.4 but we only support it in 4.8+ due to external
1192 # library issues. #448024
1193 if tc_version_is_at_least 5.0 ; then
1194 confgcc+=( $(use_with graphite isl) )
1195 use graphite && confgcc+=( --disable-isl-version-check )
1196 elif tc_version_is_at_least 4.8 ; then
1197 confgcc+=( $(use_with graphite cloog) )
1198 use graphite && confgcc+=( --disable-isl-version-check )
1199 elif tc_version_is_at_least 4.4 ; then
1200 confgcc+=( --without-{cloog,ppl} )
1203 if tc_version_is_at_least 4.8 ; then
1204 confgcc+=( $(use_enable sanitize libsanitizer) )
1207 if tc_version_is_at_least 6.0 ; then
1209 $(use_enable pie default-pie)
1210 # This defaults to -fstack-protector-strong.
1211 $(use_enable ssp default-ssp)
1215 # Disable gcc info regeneration -- it ships with generated info pages
1216 # already. Our custom version/urls/etc... trigger it. #464008
1217 export gcc_cv_prog_makeinfo_modern=no
1219 # Do not let the X detection get in our way. We know things can be found
1220 # via system paths, so no need to hardcode things that'll break multilib.
1221 # Older gcc versions will detect ac_x_libraries=/usr/lib64 which ends up
1222 # killing the 32bit builds which want /usr/lib.
1223 export ac_cv_have_x='have_x=yes ac_x_includes= ac_x_libraries='
1225 confgcc+=( "$@" ${EXTRA_ECONF} )
1227 # Nothing wrong with a good dose of verbosity
1229 einfo "PREFIX: ${PREFIX}"
1230 einfo "BINPATH: ${BINPATH}"
1231 einfo "LIBPATH: ${LIBPATH}"
1232 einfo "DATAPATH: ${DATAPATH}"
1233 einfo "STDCXX_INCDIR: ${STDCXX_INCDIR}"
1235 einfo "Languages: ${GCC_LANG}"
1237 einfo "Configuring GCC with: ${confgcc[@]//--/\n\t--}"
1240 # Build in a separate build tree
1241 mkdir -p "${WORKDIR}"/build
1242 pushd "${WORKDIR}"/build > /dev/null
1244 # and now to do the actual configuration
1246 echo "${S}"/configure "${confgcc[@]}"
1247 # Older gcc versions did not detect bash and re-exec itself, so force the
1248 # use of bash. Newer ones will auto-detect, but this is not harmeful.
1249 CONFIG_SHELL="/bin/bash" \
1250 bash "${S}"/configure "${confgcc[@]}" || die "failed to run configure"
1252 # return to whatever directory we were in before
1256 # Replace -m flags unsupported by the version being built with the best
1257 # available equivalent
1258 downgrade_arch_flags() {
1259 local arch bver i isa myarch mytune rep ver
1261 bver=${1:-${GCC_BRANCH_VER}}
1262 [[ $(gcc-version) < ${bver} ]] && return 0
1263 [[ $(tc-arch) != amd64 && $(tc-arch) != x86 ]] && return 0
1265 myarch=$(get-flag march)
1266 mytune=$(get-flag mtune)
1268 # If -march=native isn't supported we have to tease out the actual arch
1269 if [[ ${myarch} == native || ${mytune} == native ]] ; then
1270 if [[ ${bver} < 4.2 ]] ; then
1271 arch=$($(tc-getCC) -march=native -v -E -P - </dev/null 2>&1 \
1272 | sed -rn "/cc1.*-march/s:.*-march=([^ ']*).*:\1:p")
1273 replace-cpu-flags native ${arch}
1277 # Handle special -mtune flags
1278 [[ ${mytune} == intel && ${bver} < 4.9 ]] && replace-cpu-flags intel generic
1279 [[ ${mytune} == generic && ${bver} < 4.2 ]] && filter-flags '-mtune=*'
1280 [[ ${mytune} == x86-64 ]] && filter-flags '-mtune=*'
1281 [[ ${bver} < 3.4 ]] && filter-flags '-mtune=*'
1283 # "added" "arch" "replacement"
1287 4.9 broadwell core-avx2
1288 4.9 haswell core-avx2
1289 4.9 ivybridge core-avx-i
1291 4.9 sandybridge corei7-avx
1292 4.9 silvermont corei7
1297 4.7 core-avx2 core-avx-i
1300 4.6 core-avx-i core2
1302 4.6 corei7-avx core2
1305 4.3 athlon64-sse3 k8
1308 4.3 geode k6-2 # gcc.gnu.org/PR41989#c22
1311 3.4 athlon-fx x86-64
1316 3.4 pentium-m pentium3
1317 3.4 pentium3m pentium3
1318 3.4 pentium4m pentium4
1321 for ((i = 0; i < ${#archlist[@]}; i += 3)) ; do
1322 myarch=$(get-flag march)
1323 mytune=$(get-flag mtune)
1326 arch=${archlist[i + 1]}
1327 rep=${archlist[i + 2]}
1329 [[ ${myarch} != ${arch} && ${mytune} != ${arch} ]] && continue
1331 if [[ ${ver} > ${bver} ]] ; then
1332 einfo "Replacing ${myarch} (added in gcc ${ver}) with ${rep}..."
1333 [[ ${myarch} == ${arch} ]] && replace-cpu-flags ${myarch} ${rep}
1334 [[ ${mytune} == ${arch} ]] && replace-cpu-flags ${mytune} ${rep}
1341 # we only check -mno* here since -m* get removed by strip-flags later on
1377 for ((i = 0; i < ${#isalist[@]}; i += 2)) ; do
1379 isa=${isalist[i + 1]}
1380 [[ ${ver} > ${bver} ]] && filter-flags ${isa} ${isa/-m/-mno-}
1384 gcc_do_filter_flags() {
1386 replace-flags -O? -O2
1388 # dont want to funk ourselves
1389 filter-flags '-mabi*' -m31 -m32 -m64
1391 filter-flags -frecord-gcc-switches # 490738
1392 filter-flags -mno-rtm -mno-htm # 506202
1394 if tc_version_is_between 3.2 3.4 ; then
1395 # XXX: this is so outdated it's barely useful, but it don't hurt...
1396 replace-cpu-flags G3 750
1397 replace-cpu-flags G4 7400
1398 replace-cpu-flags G5 7400
1400 # XXX: should add a sed or something to query all supported flags
1401 # from the gcc source and trim everything else ...
1402 filter-flags -f{no-,}unit-at-a-time -f{no-,}web -mno-tls-direct-seg-refs
1403 filter-flags -f{no-,}stack-protector{,-all}
1404 filter-flags -fvisibility-inlines-hidden -fvisibility=hidden
1407 if tc_version_is_at_least 3.4 ; then
1410 filter-flags '-mcpu=*'
1412 tc_version_is_between 4.4 4.5 && append-flags -mno-avx # 357287
1414 if tc_version_is_between 4.6 4.7 ; then
1415 # https://bugs.gentoo.org/411333
1416 # https://bugs.gentoo.org/466454
1417 replace-cpu-flags c3-2 pentium2 pentium3 pentium3m pentium-m i686
1421 # https://bugs.gentoo.org/454426
1422 append-ldflags -Wl,--no-relax
1425 # temporary workaround for random ICEs reproduced by multiple users
1426 # https://bugs.gentoo.org/457062
1427 tc_version_is_between 4.6 4.8 && MAKEOPTS+=" -j1"
1430 # http://gcc.gnu.org/PR25127
1431 tc_version_is_between 4.0 4.2 && \
1432 filter-flags '-mcpu=*' '-march=*' '-mtune=*'
1437 strip-unsupported-flags
1439 # these are set here so we have something sane at configure time
1440 if is_crosscompile ; then
1441 # Set this to something sane for both native and target
1446 local VAR="CFLAGS_"${CTARGET//-/_}
1450 export GCJFLAGS=${GCJFLAGS:-${CFLAGS}}
1453 setup_minispecs_gcc_build_specs() {
1454 # Setup the "build.specs" file for gcc 4.3 to use when building.
1455 if hardened_gcc_works pie ; then
1456 cat "${WORKDIR}"/specs/pie.specs >> "${WORKDIR}"/build.specs
1458 if hardened_gcc_works ssp ; then
1459 for s in ssp sspall ; do
1460 cat "${WORKDIR}"/specs/${s}.specs >> "${WORKDIR}"/build.specs
1463 for s in nostrict znow ; do
1464 cat "${WORKDIR}"/specs/${s}.specs >> "${WORKDIR}"/build.specs
1466 export GCC_SPECS="${WORKDIR}"/build.specs
1469 gcc-multilib-configure() {
1470 if ! is_multilib ; then
1471 confgcc+=( --disable-multilib )
1472 # Fun times: if we are building for a target that has multiple
1473 # possible ABI formats, and the user has told us to pick one
1474 # that isn't the default, then not specifying it via the list
1475 # below will break that on us.
1477 confgcc+=( --enable-multilib )
1480 # translate our notion of multilibs into gcc's
1482 for abi in $(get_all_abis TARGET) ; do
1483 local l=$(gcc-abi-map ${abi})
1484 [[ -n ${l} ]] && list+=",${l}"
1486 if [[ -n ${list} ]] ; then
1489 tc_version_is_at_least 4.8 && confgcc+=( --with-multilib-list=${list:1} )
1496 # Convert the ABI name we use in Gentoo to what gcc uses
1499 mips*) map=("o32 32" "n32 n32" "n64 64") ;;
1500 x86_64*) map=("amd64 m64" "x86 m32" "x32 mx32") ;;
1504 for m in "${map[@]}" ; do
1506 [[ $1 == ${l[0]} ]] && echo ${l[1]} && break
1510 #----> src_compile <----
1512 toolchain_src_compile() {
1513 touch "${S}"/gcc/c-gperf.h
1515 # Do not make manpages if we do not have perl ...
1516 [[ ! -x /usr/bin/perl ]] \
1517 && find "${WORKDIR}"/build -name '*.[17]' -exec touch {} +
1519 gcc_do_make ${GCC_MAKE_TARGET}
1523 # This function accepts one optional argument, the make target to be used.
1524 # If omitted, gcc_do_make will try to guess whether it should use all,
1525 # or bootstrap-lean depending on CTARGET and arch.
1526 # An example of how to use this function:
1528 # gcc_do_make all-target-libstdc++-v3
1530 [[ -n ${1} ]] && GCC_MAKE_TARGET=${1}
1533 if is_crosscompile || tc-is-cross-compiler ; then
1534 # 3 stage bootstrapping doesnt quite work when you cant run the
1535 # resulting binaries natively ^^;
1536 GCC_MAKE_TARGET=${GCC_MAKE_TARGET-all}
1538 GCC_MAKE_TARGET=${GCC_MAKE_TARGET-bootstrap-lean}
1541 # Older versions of GCC could not do profiledbootstrap in parallel due to
1542 # collisions with profiling info.
1543 # boundschecking also seems to introduce parallel build issues.
1544 if [[ ${GCC_MAKE_TARGET} == "profiledbootstrap" ]] || use_if_iuse boundschecking ; then
1545 ! tc_version_is_at_least 4.6 && export MAKEOPTS="${MAKEOPTS} -j1"
1548 if [[ ${GCC_MAKE_TARGET} == "all" ]] ; then
1549 STAGE1_CFLAGS=${STAGE1_CFLAGS-"${CFLAGS}"}
1550 elif [[ $(gcc-version) == "3.4" && ${GCC_BRANCH_VER} == "3.4" ]] && gcc-specs-ssp ; then
1552 STAGE1_CFLAGS=${STAGE1_CFLAGS-"-O2"}
1555 if is_crosscompile; then
1556 # In 3.4, BOOT_CFLAGS is never used on a crosscompile...
1557 # but I'll leave this in anyways as someone might have had
1558 # some reason for putting it in here... --eradicator
1559 BOOT_CFLAGS=${BOOT_CFLAGS-"-O2"}
1561 # we only want to use the system's CFLAGS if not building a
1563 BOOT_CFLAGS=${BOOT_CFLAGS-"$(get_abi_CFLAGS ${TARGET_DEFAULT_ABI}) ${CFLAGS}"}
1566 einfo "Compiling ${PN} (${GCC_MAKE_TARGET})..."
1568 pushd "${WORKDIR}"/build >/dev/null
1571 LDFLAGS="${LDFLAGS}" \
1572 STAGE1_CFLAGS="${STAGE1_CFLAGS}" \
1573 LIBPATH="${LIBPATH}" \
1574 BOOT_CFLAGS="${BOOT_CFLAGS}" \
1575 ${GCC_MAKE_TARGET} \
1576 || die "emake failed with ${GCC_MAKE_TARGET}"
1578 if ! is_crosscompile && use cxx && use_if_iuse doc ; then
1579 if type -p doxygen > /dev/null ; then
1580 if tc_version_is_at_least 4.3 ; then
1581 cd "${CTARGET}"/libstdc++-v3/doc
1582 emake doc-man-doxygen || ewarn "failed to make docs"
1583 elif tc_version_is_at_least 3.0 ; then
1584 cd "${CTARGET}"/libstdc++-v3
1585 emake doxygen-man || ewarn "failed to make docs"
1587 # Clean bogus manpages. #113902
1588 find -name '*_build_*' -delete
1589 # Blow away generated directory references. Newer versions of gcc
1590 # have gotten better at this, but not perfect. This is easier than
1591 # backporting all of the various doxygen patches. #486754
1592 find -name '*_.3' -exec grep -l ' Directory Reference ' {} + | \
1595 ewarn "Skipping libstdc++ manpage generation since you don't have doxygen installed"
1602 #---->> src_test <<----
1604 toolchain_src_test() {
1605 if use regression-test ; then
1606 cd "${WORKDIR}"/build
1611 #---->> src_install <<----
1613 toolchain_src_install() {
1614 cd "${WORKDIR}"/build
1616 # Do allow symlinks in private gcc include dir as this can break the build
1617 find gcc/include*/ -type l -delete
1619 # Copy over the info pages. We disabled their generation earlier, but the
1620 # build system only expects to install out of the build dir, not the source. #464008
1623 for x in "${S}"/gcc/doc/*.info* ; do
1624 if [[ -f ${x} ]] ; then
1625 cp "${x}" gcc/doc/ || die
1629 # We remove the generated fixincludes, as they can cause things to break
1630 # (ncurses, openssl, etc). We do not prevent them from being built, as
1631 # in the following commit which we revert:
1632 # https://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/eclass/toolchain.eclass?r1=1.647&r2=1.648
1633 # This is because bsd userland needs fixedincludes to build gcc, while
1634 # linux does not. Both can dispose of them afterwards.
1636 grep -q 'It has been auto-edited by fixincludes from' "${x}" \
1638 done < <(find gcc/include*/ -name '*.h')
1640 # Do the 'make install' from the build directory
1641 S="${WORKDIR}"/build emake -j1 DESTDIR="${D}" install || die
1643 # Punt some tools which are really only useful while building gcc
1644 find "${D}" -name install-tools -prune -type d -exec rm -rf "{}" \;
1645 # This one comes with binutils
1646 find "${D}" -name libiberty.a -delete
1648 # Move the libraries to the proper location
1651 # Basic sanity check
1652 if ! is_crosscompile ; then
1654 eval $(grep ^EXEEXT= "${WORKDIR}"/build/gcc/config.log)
1655 [[ -r ${D}${BINPATH}/gcc${EXEEXT} ]] || die "gcc not found in ${D}"
1658 dodir /etc/env.d/gcc
1659 create_gcc_env_entry
1661 # Setup the gcc_env_entry for hardened gcc 4 with minispecs
1662 want_minispecs && copy_minispecs_gcc_specs
1664 # Make sure we dont have stuff lying around that
1665 # can nuke multiple versions of gcc
1670 # Ugh: we really need to auto-detect this list.
1671 # It's constantly out of date.
1672 for x in cpp gcc g++ c++ gcov g77 gcj gcjh gfortran gccgo ; do
1673 # For some reason, g77 gets made instead of ${CTARGET}-g77...
1674 # this should take care of that
1675 if [[ -f ${x} ]] ; then
1676 # In case they're hardlinks, clear out the target first
1677 # otherwise the mv below will complain.
1678 rm -f ${CTARGET}-${x}
1679 mv ${x} ${CTARGET}-${x}
1682 if [[ -f ${CTARGET}-${x} ]] ; then
1683 if ! is_crosscompile ; then
1684 ln -sf ${CTARGET}-${x} ${x}
1685 dosym ${BINPATH}/${CTARGET}-${x} \
1686 /usr/bin/${x}-${GCC_CONFIG_VER}
1688 # Create versioned symlinks
1689 dosym ${BINPATH}/${CTARGET}-${x} \
1690 /usr/bin/${CTARGET}-${x}-${GCC_CONFIG_VER}
1693 if [[ -f ${CTARGET}-${x}-${GCC_CONFIG_VER} ]] ; then
1694 rm -f ${CTARGET}-${x}-${GCC_CONFIG_VER}
1695 ln -sf ${CTARGET}-${x} ${CTARGET}-${x}-${GCC_CONFIG_VER}
1698 # Rename the main go binaries as we don't want to clobber dev-lang/go
1699 # when gcc-config runs. #567806
1700 if tc_version_is_at_least 5 && is_go ; then
1701 for x in go gofmt; do
1702 mv ${x} ${x}-${GCCMAJOR} || die
1706 # Now do the fun stripping stuff
1707 env RESTRICT="" CHOST=${CHOST} prepstrip "${D}${BINPATH}"
1708 is_crosscompile && \
1709 env RESTRICT="" CHOST=${CHOST} prepstrip "${D}/${HOSTLIBPATH}"
1710 env RESTRICT="" CHOST=${CTARGET} prepstrip "${D}${LIBPATH}"
1711 # gcc used to install helper binaries in lib/ but then moved to libexec/
1712 [[ -d ${D}${PREFIX}/libexec/gcc ]] && \
1713 env RESTRICT="" CHOST=${CHOST} prepstrip "${D}${PREFIX}/libexec/gcc/${CTARGET}/${GCC_CONFIG_VER}"
1716 if is_crosscompile; then
1717 rm -rf "${D}"/usr/share/{man,info}
1718 rm -rf "${D}"${DATAPATH}/{man,info}
1720 if tc_version_is_at_least 3.0 ; then
1721 local cxx_mandir=$(find "${WORKDIR}/build/${CTARGET}/libstdc++-v3" -name man)
1722 if [[ -d ${cxx_mandir} ]] ; then
1723 cp -r "${cxx_mandir}"/man? "${D}/${DATAPATH}"/man/
1726 has noinfo ${FEATURES} \
1727 && rm -r "${D}/${DATAPATH}"/info \
1728 || prepinfo "${DATAPATH}"
1729 has noman ${FEATURES} \
1730 && rm -r "${D}/${DATAPATH}"/man \
1731 || prepman "${DATAPATH}"
1733 # prune empty dirs left behind
1734 find "${D}" -depth -type d -delete 2>/dev/null
1736 # install testsuite results
1737 if use regression-test; then
1739 find "${WORKDIR}"/build -type f -name "*.sum" -exec dodoc {} +
1740 find "${WORKDIR}"/build -type f -path "*/testsuite/*.log" -exec dodoc {} +
1743 # Rather install the script, else portage with changing $FILESDIR
1744 # between binary and source package borks things ....
1745 if ! is_crosscompile ; then
1746 insinto "${DATAPATH}"
1747 newins "${GCC_FILESDIR}"/awk/fixlafiles.awk-no_gcc_la fixlafiles.awk || die
1748 exeinto "${DATAPATH}"
1749 doexe "${GCC_FILESDIR}"/fix_libtool_files.sh || die
1750 doexe "${GCC_FILESDIR}"/c{89,99} || die
1753 # libstdc++.la: Delete as it doesn't add anything useful: g++ itself
1754 # handles linkage correctly in the dynamic & static case. It also just
1755 # causes us pain: any C++ progs/libs linking with libtool will gain a
1756 # reference to the full libstdc++.la file which is gcc version specific.
1757 # libstdc++fs.la: It doesn't link against anything useful.
1758 # libsupc++.la: This has no dependencies.
1759 # libcc1.la: There is no static library, only dynamic.
1760 # libcc1plugin.la: Same as above, and it's loaded via dlopen.
1761 # libgomp.la: gcc itself handles linkage (libgomp.spec).
1762 # libgomp-plugin-*.la: Same as above, and it's an internal plugin only
1763 # loaded via dlopen.
1764 # libgfortran.la: gfortran itself handles linkage correctly in the
1765 # dynamic & static case (libgfortran.spec). #573302
1766 # libgfortranbegin.la: Same as above, and it's an internal lib.
1767 # libmpx.la: gcc itself handles linkage correctly (libmpx.spec).
1768 # libmpxwrappers.la: See above.
1769 # libitm.la: gcc itself handles linkage correctly (libitm.spec).
1770 # libvtv.la: gcc itself handles linkage correctly.
1771 # lib*san.la: Sanitizer linkage is handled internally by gcc, and they
1772 # do not support static linking. #487550 #546700
1773 find "${D}/${LIBPATH}" \
1775 -name libstdc++.la -o \
1776 -name libstdc++fs.la -o \
1777 -name libsupc++.la -o \
1778 -name libcc1.la -o \
1779 -name libcc1plugin.la -o \
1780 -name 'libgomp.la' -o \
1781 -name 'libgomp-plugin-*.la' -o \
1782 -name libgfortran.la -o \
1783 -name libgfortranbegin.la -o \
1784 -name libmpx.la -o \
1785 -name libmpxwrappers.la -o \
1786 -name libitm.la -o \
1787 -name libvtv.la -o \
1788 -name 'lib*san.la' \
1791 # Use gid of 0 because some stupid ports don't have
1792 # the group 'root' set to gid 0. Send to /dev/null
1793 # for people who are testing as non-root.
1794 chown -R root:0 "${D}"${LIBPATH} 2>/dev/null
1796 # Move pretty-printers to gdb datadir to shut ldconfig up
1797 local py gdbdir=/usr/share/gdb/auto-load${LIBPATH/\/lib\//\/$(get_libdir)\/}
1798 pushd "${D}"${LIBPATH} >/dev/null
1799 for py in $(find . -name '*-gdb.py') ; do
1800 local multidir=${py%/*}
1801 insinto "${gdbdir}/${multidir}"
1802 sed -i "/^libdir =/s:=.*:= '${LIBPATH}/${multidir}':" "${py}" || die #348128
1803 doins "${py}" || die
1808 # Don't scan .gox files for executable stacks - false positives
1809 export QA_EXECSTACK="usr/lib*/go/*/*.gox"
1810 export QA_WX_LOAD="usr/lib*/go/*/*.gox"
1812 # Disable RANDMMAP so PCH works. #301299
1813 if tc_version_is_at_least 4.3 ; then
1814 pax-mark -r "${D}${PREFIX}/libexec/gcc/${CTARGET}/${GCC_CONFIG_VER}/cc1"
1815 pax-mark -r "${D}${PREFIX}/libexec/gcc/${CTARGET}/${GCC_CONFIG_VER}/cc1plus"
1819 # Move around the libs to the right location. For some reason,
1820 # when installing gcc, it dumps internal libraries into /usr/lib
1821 # instead of the private gcc lib path
1823 # older versions of gcc did not support --print-multi-os-directory
1824 tc_version_is_at_least 3.2 || return 0
1826 # For non-target libs which are for CHOST and not CTARGET, we want to
1827 # move them to the compiler-specific CHOST internal dir. This is stuff
1828 # that you want to link against when building tools rather than building
1829 # code to run on the target.
1830 if tc_version_is_at_least 5 && is_crosscompile ; then
1831 dodir "${HOSTLIBPATH}"
1832 mv "${D}"/usr/$(get_libdir)/libcc1* "${D}${HOSTLIBPATH}" || die
1835 # For all the libs that are built for CTARGET, move them into the
1836 # compiler-specific CTARGET internal dir.
1837 local x multiarg removedirs=""
1838 for multiarg in $($(XGCC) -print-multi-lib) ; do
1839 multiarg=${multiarg#*;}
1840 multiarg=${multiarg//@/ -}
1842 local OS_MULTIDIR=$($(XGCC) ${multiarg} --print-multi-os-directory)
1843 local MULTIDIR=$($(XGCC) ${multiarg} --print-multi-directory)
1844 local TODIR=${D}${LIBPATH}/${MULTIDIR}
1847 [[ -d ${TODIR} ]] || mkdir -p ${TODIR}
1850 ${LIBPATH}/${OS_MULTIDIR} \
1851 ${LIBPATH}/../${MULTIDIR} \
1852 ${PREFIX}/lib/${OS_MULTIDIR} \
1853 ${PREFIX}/${CTARGET}/lib/${OS_MULTIDIR}
1855 removedirs="${removedirs} ${FROMDIR}"
1856 FROMDIR=${D}${FROMDIR}
1857 if [[ ${FROMDIR} != "${TODIR}" && -d ${FROMDIR} ]] ; then
1858 local files=$(find "${FROMDIR}" -maxdepth 1 ! -type d 2>/dev/null)
1859 if [[ -n ${files} ]] ; then
1860 mv ${files} "${TODIR}" || die
1864 fix_libtool_libdir_paths "${LIBPATH}/${MULTIDIR}"
1866 # SLOT up libgcj.pc if it's available (and let gcc-config worry about links)
1867 FROMDIR="${PREFIX}/lib/${OS_MULTIDIR}"
1868 for x in "${D}${FROMDIR}"/pkgconfig/libgcj*.pc ; do
1869 [[ -f ${x} ]] || continue
1870 sed -i "/^libdir=/s:=.*:=${LIBPATH}/${MULTIDIR}:" "${x}" || die
1871 mv "${x}" "${D}${FROMDIR}"/pkgconfig/libgcj-${GCC_PV}.pc || die
1875 # We remove directories separately to avoid this case:
1876 # mv SRC/lib/../lib/*.o DEST
1877 # rmdir SRC/lib/../lib/
1878 # mv SRC/lib/../lib32/*.o DEST # Bork
1879 for FROMDIR in ${removedirs} ; do
1880 rmdir "${D}"${FROMDIR} >& /dev/null
1882 find -depth "${D}" -type d -exec rmdir {} + >& /dev/null
1885 # make sure the libtool archives have libdir set to where they actually
1886 # -are-, and not where they -used- to be. also, any dependencies we have
1887 # on our own .la files need to be updated.
1888 fix_libtool_libdir_paths() {
1891 pushd "${D}" >/dev/null
1893 pushd "./${libpath}" >/dev/null
1894 local dir="${PWD#${D%/}}"
1895 local allarchives=$(echo *.la)
1896 allarchives="\(${allarchives// /\\|}\)"
1899 # The libdir might not have any .la files. #548782
1900 find "./${dir}" -maxdepth 1 -name '*.la' \
1901 -exec sed -i -e "/^libdir=/s:=.*:='${dir}':" {} + || die
1902 # Would be nice to combine these, but -maxdepth can not be specified
1903 # on sub-expressions.
1904 find "./${PREFIX}"/lib* -maxdepth 3 -name '*.la' \
1905 -exec sed -i -e "/^dependency_libs=/s:/[^ ]*/${allarchives}:${libpath}/\1:g" {} + || die
1906 find "./${dir}/" -maxdepth 1 -name '*.la' \
1907 -exec sed -i -e "/^dependency_libs=/s:/[^ ]*/${allarchives}:${libpath}/\1:g" {} + || die
1912 create_gcc_env_entry() {
1913 dodir /etc/env.d/gcc
1914 local gcc_envd_base="/etc/env.d/gcc/${CTARGET}-${GCC_CONFIG_VER}"
1916 local gcc_specs_file
1917 local gcc_envd_file="${D}${gcc_envd_base}"
1918 if [[ -z $1 ]] ; then
1919 # I'm leaving the following commented out to remind me that it
1920 # was an insanely -bad- idea. Stuff broke. GCC_SPECS isnt unset
1921 # on chroot or in non-toolchain.eclass gcc ebuilds!
1922 #gcc_specs_file="${LIBPATH}/specs"
1925 gcc_envd_file+="-$1"
1926 gcc_specs_file="${LIBPATH}/$1.specs"
1929 # We want to list the default ABI's LIBPATH first so libtool
1930 # searches that directory first. This is a temporary
1931 # workaround for libtool being stupid and using .la's from
1932 # conflicting ABIs by using the first one in the search path
1933 local ldpaths mosdirs
1934 if tc_version_is_at_least 3.2 ; then
1935 local mdir mosdir abi ldpath
1936 for abi in $(get_all_abis TARGET) ; do
1937 mdir=$($(XGCC) $(get_abi_CFLAGS ${abi}) --print-multi-directory)
1939 [[ ${mdir} != "." ]] && ldpath+="/${mdir}"
1940 ldpaths="${ldpath}${ldpaths:+:${ldpaths}}"
1942 mosdir=$($(XGCC) $(get_abi_CFLAGS ${abi}) -print-multi-os-directory)
1943 mosdirs="${mosdir}${mosdirs:+:${mosdirs}}"
1946 # Older gcc's didn't do multilib, so logic is simple.
1950 cat <<-EOF > ${gcc_envd_file}
1952 ROOTPATH="${BINPATH}"
1953 GCC_PATH="${BINPATH}"
1955 MANPATH="${DATAPATH}/man"
1956 INFOPATH="${DATAPATH}/info"
1957 STDCXX_INCDIR="${STDCXX_INCDIR##*/}"
1958 CTARGET="${CTARGET}"
1959 GCC_SPECS="${gcc_specs_file}"
1960 MULTIOSDIRS="${mosdirs}"
1964 copy_minispecs_gcc_specs() {
1965 # setup the hardenedno* specs files and the vanilla specs file.
1966 if hardened_gcc_works ; then
1967 create_gcc_env_entry hardenednopiessp
1969 if hardened_gcc_works pie ; then
1970 create_gcc_env_entry hardenednopie
1972 if hardened_gcc_works ssp ; then
1973 create_gcc_env_entry hardenednossp
1975 create_gcc_env_entry vanilla
1977 doins "${WORKDIR}"/specs/*.specs || die "failed to install specs"
1978 # Build system specs file which, if it exists, must be a complete set of
1979 # specs as it completely and unconditionally overrides the builtin specs.
1980 if ! tc_version_is_at_least 4.4 ; then
1981 $(XGCC) -dumpspecs > "${WORKDIR}"/specs/specs
1982 cat "${WORKDIR}"/build.specs >> "${WORKDIR}"/specs/specs
1983 doins "${WORKDIR}"/specs/specs || die "failed to install the specs file"
1990 # Move Java headers to compiler-specific dir
1991 for x in "${D}"${PREFIX}/include/gc*.h "${D}"${PREFIX}/include/j*.h ; do
1992 [[ -f ${x} ]] && mv -f "${x}" "${D}"${LIBPATH}/include/
1994 for x in gcj gnu java javax org ; do
1995 if [[ -d ${D}${PREFIX}/include/${x} ]] ; then
1996 dodir /${LIBPATH}/include/${x}
1997 mv -f "${D}"${PREFIX}/include/${x}/* "${D}"${LIBPATH}/include/${x}/
1998 rm -rf "${D}"${PREFIX}/include/${x}
2002 if [[ -d ${D}${PREFIX}/lib/security ]] || [[ -d ${D}${PREFIX}/$(get_libdir)/security ]] ; then
2003 dodir /${LIBPATH}/security
2004 mv -f "${D}"${PREFIX}/lib*/security/* "${D}"${LIBPATH}/security
2005 rm -rf "${D}"${PREFIX}/lib*/security
2008 # Move random gcj files to compiler-specific directories
2009 for x in libgcj.spec logging.properties ; do
2010 x="${D}${PREFIX}/lib/${x}"
2011 [[ -f ${x} ]] && mv -f "${x}" "${D}"${LIBPATH}/
2014 # Rename jar because it could clash with Kaffe's jar if this gcc is
2015 # primary compiler (aka don't have the -<version> extension)
2017 [[ -f jar ]] && mv -f jar gcj-jar
2020 #---->> pkg_post* <<----
2022 toolchain_pkg_postinst() {
2025 if ! is_crosscompile ; then
2027 ewarn "If you have issues with packages unable to locate libstdc++.la,"
2028 ewarn "then try running 'fix_libtool_files.sh' on the old gcc versions."
2030 ewarn "You might want to review the GCC upgrade guide when moving between"
2031 ewarn "major versions (like 4.2 to 4.3):"
2032 ewarn "https://wiki.gentoo.org/wiki/Upgrading_GCC"
2035 # Clean up old paths
2036 rm -f "${ROOT}"/*/rcscripts/awk/fixlafiles.awk "${ROOT}"/sbin/fix_libtool_files.sh
2037 rmdir "${ROOT}"/*/rcscripts{/awk,} 2>/dev/null
2039 mkdir -p "${ROOT}"/usr/{share/gcc-data,sbin,bin}
2040 cp "${ROOT}/${DATAPATH}"/fixlafiles.awk "${ROOT}"/usr/share/gcc-data/ || die
2041 cp "${ROOT}/${DATAPATH}"/fix_libtool_files.sh "${ROOT}"/usr/sbin/ || die
2043 # Since these aren't critical files and portage sucks with
2044 # handling of binpkgs, don't require these to be found
2045 cp "${ROOT}/${DATAPATH}"/c{89,99} "${ROOT}"/usr/bin/ 2>/dev/null
2048 if use regression-test ; then
2049 elog "Testsuite results have been installed into /usr/share/doc/${PF}/testsuite"
2053 if [[ -n ${PRERELEASE}${SNAPSHOT} ]] ; then
2054 einfo "This GCC ebuild is provided for your convenience, and the use"
2055 einfo "of this compiler is not supported by the Gentoo Developers."
2056 einfo "Please report bugs to upstream at http://gcc.gnu.org/bugzilla/"
2060 toolchain_pkg_postrm() {
2061 # to make our lives easier (and saner), we do the fix_libtool stuff here.
2062 # rather than checking SLOT's and trying in upgrade paths, we just see if
2063 # the common libstdc++.la exists in the ${LIBPATH} of the gcc that we are
2064 # unmerging. if it does, that means this was a simple re-emerge.
2066 # clean up the cruft left behind by cross-compilers
2067 if is_crosscompile ; then
2068 if [[ -z $(ls "${ROOT}"/etc/env.d/gcc/${CTARGET}* 2>/dev/null) ]] ; then
2069 rm -f "${ROOT}"/etc/env.d/gcc/config-${CTARGET}
2070 rm -f "${ROOT}"/etc/env.d/??gcc-${CTARGET}
2071 rm -f "${ROOT}"/usr/bin/${CTARGET}-{gcc,{g,c}++}{,32,64}
2076 # ROOT isnt handled by the script
2077 [[ ${ROOT} != "/" ]] && return 0
2079 if [[ ! -e ${LIBPATH}/libstdc++.so ]] ; then
2080 # make sure the profile is sane during same-slot upgrade #289403
2083 einfo "Running 'fix_libtool_files.sh ${GCC_RELEASE_VER}'"
2084 /usr/sbin/fix_libtool_files.sh ${GCC_RELEASE_VER}
2085 if [[ -n ${BRANCH_UPDATE} ]] ; then
2086 einfo "Running 'fix_libtool_files.sh ${GCC_RELEASE_VER}-${BRANCH_UPDATE}'"
2087 /usr/sbin/fix_libtool_files.sh ${GCC_RELEASE_VER}-${BRANCH_UPDATE}
2095 if ! should_we_gcc_config ; then
2096 env -i ROOT="${ROOT}" gcc-config --use-old --force
2100 local current_gcc_config target
2102 current_gcc_config=$(env -i ROOT="${ROOT}" gcc-config -c ${CTARGET} 2>/dev/null)
2103 if [[ -n ${current_gcc_config} ]] ; then
2104 local current_specs use_specs
2105 # figure out which specs-specific config is active
2106 current_specs=$(gcc-config -S ${current_gcc_config} | awk '{print $3}')
2107 [[ -n ${current_specs} ]] && use_specs=-${current_specs}
2109 if [[ -n ${use_specs} ]] && \
2110 [[ ! -e ${ROOT}/etc/env.d/gcc/${CTARGET}-${GCC_CONFIG_VER}${use_specs} ]]
2112 ewarn "The currently selected specs-specific gcc config,"
2113 ewarn "${current_specs}, doesn't exist anymore. This is usually"
2114 ewarn "due to enabling/disabling hardened or switching to a version"
2115 ewarn "of gcc that doesnt create multiple specs files. The default"
2116 ewarn "config will be used, and the previous preference forgotten."
2120 target="${CTARGET}-${GCC_CONFIG_VER}${use_specs}"
2122 # The curent target is invalid. Attempt to switch to a valid one.
2123 # Blindly pick the latest version. #529608
2124 # TODO: Should update gcc-config to accept `-l ${CTARGET}` rather than
2125 # doing a partial grep like this.
2126 target=$(gcc-config -l 2>/dev/null | grep " ${CTARGET}-[0-9]" | tail -1 | awk '{print $2}')
2129 gcc-config "${target}"
2132 should_we_gcc_config() {
2133 # if the current config is invalid, we definitely want a new one
2134 # Note: due to bash quirkiness, the following must not be 1 line
2136 curr_config=$(env -i ROOT="${ROOT}" gcc-config -c ${CTARGET} 2>&1) || return 0
2138 # if the previously selected config has the same major.minor (branch) as
2139 # the version we are installing, then it will probably be uninstalled
2140 # for being in the same SLOT, make sure we run gcc-config.
2141 local curr_config_ver=$(env -i ROOT="${ROOT}" gcc-config -S ${curr_config} | awk '{print $2}')
2143 local curr_branch_ver=$(get_version_component_range 1-2 ${curr_config_ver})
2145 if [[ ${curr_branch_ver} == ${GCC_BRANCH_VER} ]] ; then
2148 # if we're installing a genuinely different compiler version,
2149 # we should probably tell the user -how- to switch to the new
2150 # gcc version, since we're not going to do it for him/her.
2151 # We don't want to switch from say gcc-3.3 to gcc-3.4 right in
2152 # the middle of an emerge operation (like an 'emerge -e world'
2153 # which could install multiple gcc versions).
2154 # Only warn if we're installing a pkg as we might be called from
2155 # the pkg_{pre,post}rm steps. #446830
2156 if [[ ${EBUILD_PHASE} == *"inst" ]] ; then
2157 einfo "The current gcc config appears valid, so it will not be"
2158 einfo "automatically switched for you. If you would like to"
2159 einfo "switch to the newly installed gcc version, do the"
2162 einfo "gcc-config ${CTARGET}-${GCC_CONFIG_VER}"
2163 einfo "source /etc/profile"
2170 #---->> support and misc functions <<----
2172 # This is to make sure we don't accidentally try to enable support for a
2173 # language that doesnt exist. GCC 3.4 supports f77, while 4.0 supports f95, etc.
2175 # Also add a hook so special ebuilds (kgcc64) can control which languages
2176 # exactly get enabled
2177 gcc-lang-supported() {
2178 grep ^language=\"${1}\" "${S}"/gcc/*/config-lang.in > /dev/null || return 1
2179 [[ -z ${TOOLCHAIN_ALLOWED_LANGS} ]] && return 0
2180 has $1 ${TOOLCHAIN_ALLOWED_LANGS}
2184 gcc-lang-supported ada || return 1
2189 gcc-lang-supported 'c++' || return 1
2190 ! is_crosscompile && tc_version_is_at_least 4.8 && return 0
2195 gcc-lang-supported d || return 1
2200 gcc-lang-supported f77 || return 1
2205 gcc-lang-supported f95 || return 1
2210 gcc-lang-supported fortran || return 1
2215 gcc-lang-supported java || return 1
2216 use cxx && use_if_iuse gcj
2220 gcc-lang-supported go || return 1
2221 use cxx && use_if_iuse go
2225 gcc-lang-supported jit || return 1
2230 tc_version_is_at_least 3 || return 1
2235 gcc-lang-supported objc || return 1
2240 gcc-lang-supported 'obj-c++' || return 1
2241 use cxx && use_if_iuse objc++
2244 # Grab a variable from the build system (taken from linux-info.eclass)
2246 local var=$1 makefile=${2:-${WORKDIR}/build/Makefile}
2247 echo -e "e:\\n\\t@echo \$(${var})\\ninclude ${makefile}" | \
2248 r=${makefile%/*} emake --no-print-directory -s -f - 2>/dev/null
2251 XGCC() { get_make_var GCC_FOR_TARGET ; }
2253 # The gentoo piessp patches allow for 3 configurations:
2254 # 1) PIE+SSP by default
2257 hardened_gcc_works() {
2258 if [[ $1 == "pie" ]] ; then
2259 # $gcc_cv_ld_pie is unreliable as it simply take the output of
2260 # `ld --help | grep -- -pie`, that reports the option in all cases, also if
2261 # the loader doesn't actually load the resulting executables.
2262 # To avoid breakage, blacklist FreeBSD here at least
2263 [[ ${CTARGET} == *-freebsd* ]] && return 1
2265 want_pie || return 1
2266 use_if_iuse nopie && return 1
2267 hardened_gcc_is_stable pie
2269 elif [[ $1 == "ssp" ]] ; then
2270 [[ -n ${SPECS_VER} ]] || return 1
2271 use_if_iuse nossp && return 1
2272 hardened_gcc_is_stable ssp
2276 hardened_gcc_works pie || return 1
2277 hardened_gcc_works ssp || return 1
2282 hardened_gcc_is_stable() {
2284 if [[ $1 == "pie" ]] ; then
2285 if [[ ${CTARGET} == *-uclibc* ]] ; then
2286 tocheck=${PIE_UCLIBC_STABLE}
2288 tocheck=${PIE_GLIBC_STABLE}
2290 elif [[ $1 == "ssp" ]] ; then
2291 if [[ ${CTARGET} == *-uclibc* ]] ; then
2292 tocheck=${SSP_UCLIBC_STABLE}
2293 elif [[ ${CTARGET} == *-gnu* ]] ; then
2294 tocheck=${SSP_STABLE}
2297 die "hardened_gcc_stable needs to be called with pie or ssp"
2300 has $(tc-arch) ${tocheck} && return 0
2305 if tc_version_is_at_least 4.3.2 && use hardened ; then
2306 if ! want_pie ; then
2307 ewarn "PIE_VER or SPECS_VER is not defined in the GCC ebuild."
2308 elif use vanilla ; then
2309 ewarn "You will not get hardened features if you have the vanilla USE-flag."
2310 elif use nopie && use nossp ; then
2311 ewarn "You will not get hardened features if you have the nopie and nossp USE-flag."
2312 elif ! hardened_gcc_works ; then
2313 ewarn "Your $(tc-arch) arch is not supported."
2317 ewarn "Hope you know what you are doing. Hardened will not work."
2324 ! use hardened && [[ -n ${PIE_VER} ]] && use nopie && return 1
2325 [[ -n ${PIE_VER} ]] && [[ -n ${SPECS_VER} ]] && return 0
2326 tc_version_is_at_least 4.3.2 && return 1
2327 [[ -z ${PIE_VER} ]] && return 1
2328 use !nopie && return 0
2332 has toolchain_death_notice ${EBUILD_DEATH_HOOKS} || EBUILD_DEATH_HOOKS+=" toolchain_death_notice"
2333 toolchain_death_notice() {
2334 if [[ -e "${WORKDIR}"/build ]] ; then
2335 pushd "${WORKDIR}"/build >/dev/null
2336 (echo '' | $(tc-getCC ${CTARGET}) ${CFLAGS} -v -E - 2>&1) > gccinfo.log
2337 [[ -e "${T}"/build.log ]] && cp "${T}"/build.log .
2338 tar jcf "${WORKDIR}"/gcc-build-logs.tar.bz2 \
2339 gccinfo.log build.log $(find -name config.log)
2340 rm gccinfo.log build.log
2342 eerror "Please include ${WORKDIR}/gcc-build-logs.tar.bz2 in your bug report."