sys-devel/gdb: fix build against -std=c++17

Patch is proposed upstream as:
https://sourceware.org/ml/gdb-patches/2019-03/msg00306.html

Reported-by: Helmut Jarausch
Closes: https://bugs.gentoo.org/680232
Package-Manager: Portage-2.3.62, Repoman-2.3.12
Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>

diff --git a/sys-devel/gdb/files/gdb-8.3.50.20190312-c++17.patch b/sys-devel/gdb/files/gdb-8.3.50.20190312-c++17.patch
new file mode 100644 (file)
index 0000000..c134cbc
--- /dev/null
+++ b/sys-devel/gdb/files/gdb-8.3.50.20190312-c++17.patch
@@ -0,0 +1,19 @@
+https://bugs.gentoo.org/680232
+
+--- a/gdb/unittests/string_view-selftests.c
++++ b/gdb/unittests/string_view-selftests.c
+@@ -170,10 +170,12 @@ run_tests ()
+ } /* namespace string_view */
+ } /* namespace selftests */
+ 
++#endif /* __cplusplus < 201703L */
++
+ void
+ _initialize_string_view_selftests ()
+ {
++#if defined(GDB_STRING_VIEW)
+   selftests::register_test ("string_view", selftests::string_view::run_tests);
++#endif
+ }
+-
+-#endif /* __cplusplus < 201703L */

diff --git a/sys-devel/gdb/gdb-8.3.50.20190312-r1.ebuild b/sys-devel/gdb/gdb-8.3.50.20190312-r1.ebuild
index eda29eb876ab77e8639d5dab62b1049d81d32cc7..3b02bda0bd96a47611a40ffc797f8a212df15ded 100644 (file)
--- a/sys-devel/gdb/gdb-8.3.50.20190312-r1.ebuild
+++ b/sys-devel/gdb/gdb-8.3.50.20190312-r1.ebuild
@@ -95,6 +95,7 @@ BDEPEND="
 
 PATCHES=(
        "${FILESDIR}"/${P}-source-highlight.patch
+       "${FILESDIR}"/${P}-c++17.patch
 )
 
 S=${WORKDIR}/${PN}-${MY_PV}