toolchain.eclass: move cross-compiler libcc1 out of /usr/lib #547754

I'm not entirely happy with this logic, but as other related bugs are
addressed, this will probably evolve with them.  This at least unblocks
people trying to use gcc-5 cross-compilers.

diff --git a/eclass/toolchain.eclass b/eclass/toolchain.eclass
index 6d704fb8f2af47e3f8b702cd49fb394bdad0ef0b..23b0fa77b3d4522f0296abcbc2fe2039099ced5f 100644 (file)
--- a/eclass/toolchain.eclass
+++ b/eclass/toolchain.eclass
@@ -104,6 +104,7 @@ INCLUDEPATH=${TOOLCHAIN_INCLUDEPATH:-${LIBPATH}/include}
 
 if is_crosscompile ; then
        BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CHOST}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}}
+       HOSTLIBPATH=${PREFIX}/${CHOST}/${CTARGET}/lib/${GCC_CONFIG_VER}
 else
        BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}}
 fi
@@ -1699,6 +1700,8 @@ toolchain_src_install() {
 
        # Now do the fun stripping stuff
        env RESTRICT="" CHOST=${CHOST} prepstrip "${D}${BINPATH}"
+       is_crosscompile && \
+               env RESTRICT="" CHOST=${CHOST} prepstrip "${D}/${HOSTLIBPATH}"
        env RESTRICT="" CHOST=${CTARGET} prepstrip "${D}${LIBPATH}"
        # gcc used to install helper binaries in lib/ but then moved to libexec/
        [[ -d ${D}${PREFIX}/libexec/gcc ]] && \
@@ -1779,6 +1782,17 @@ gcc_movelibs() {
        # older versions of gcc did not support --print-multi-os-directory
        tc_version_is_at_least 3.2 || return 0
 
+       # For non-target libs which are for CHOST and not CTARGET, we want to
+       # move them to the compiler-specific CHOST internal dir.  This is stuff
+       # that you want to link against when building tools rather than building
+       # code to run on the target.
+       if tc_version_is_at_least 5 && is_crosscompile ; then
+               dodir "${HOSTLIBPATH}"
+               mv "${D}"/usr/$(get_libdir)/libcc1* "${D}${HOSTLIBPATH}" || die
+       fi
+
+       # For all the libs that are built for CTARGET, move them into the
+       # compiler-specific CTARGET internal dir.
        local x multiarg removedirs=""
        for multiarg in $($(XGCC) -print-multi-lib) ; do
                multiarg=${multiarg#*;}