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authorSergei Trofimovich <slyfox@gentoo.org>2017-09-10 10:45:39 +0100
committerSergei Trofimovich <slyfox@gentoo.org>2017-09-10 11:12:18 +0100
commit604495b43aa4a5b7aed2044b84ca0d88e600d1df (patch)
treea063e151d13077baa0e0cffd81b6417b4668d744 /eclass/toolchain-glibc.eclass
parentsys-libs/glibc: Fix part of the test build system, bug 623548 (diff)
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glibc: disable stack protector on ARCH=ppc
Currently gcc on powerpc32 generates invalid code for __builtin_return_address(0) calls. Normally programs don't do that but malloc() hooks in glibc do: Bug: https://gcc.gnu.org/PR81996 Bug: https://bugs.gentoo.org/629054 Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Diffstat (limited to 'eclass/toolchain-glibc.eclass')
-rw-r--r--eclass/toolchain-glibc.eclass14
1 files changed, 13 insertions, 1 deletions
diff --git a/eclass/toolchain-glibc.eclass b/eclass/toolchain-glibc.eclass
index 33f27ccf46eb..98e394659cf8 100644
--- a/eclass/toolchain-glibc.eclass
+++ b/eclass/toolchain-glibc.eclass
@@ -795,7 +795,19 @@ glibc_do_configure() {
fi
if version_is_at_least 2.25 ; then
- myconf+=( --enable-stack-protector=all )
+ case ${CTARGET} in
+ powerpc-*)
+ # Currently gcc on powerpc32 generates invalid code for
+ # __builtin_return_address(0) calls. Normally programs
+ # don't do that but malloc hooks in glibc do:
+ # https://gcc.gnu.org/PR81996
+ # https://bugs.gentoo.org/629054
+ myconf+=( --enable-stack-protector=no )
+ ;;
+ *)
+ myconf+=( --enable-stack-protector=all )
+ ;;
+ esac
fi
if version_is_at_least 2.25 ; then