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author | Sergei Trofimovich <slyfox@gentoo.org> | 2017-09-10 10:45:39 +0100 |
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committer | Sergei Trofimovich <slyfox@gentoo.org> | 2017-09-10 11:12:18 +0100 |
commit | 604495b43aa4a5b7aed2044b84ca0d88e600d1df (patch) | |
tree | a063e151d13077baa0e0cffd81b6417b4668d744 /sys-libs | |
parent | 0985a8297b958391afff2e607a2ec7240cad050a (diff) | |
download | gentoo-604495b43aa4a5b7aed2044b84ca0d88e600d1df.tar.gz gentoo-604495b43aa4a5b7aed2044b84ca0d88e600d1df.tar.xz |
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 'sys-libs')
-rw-r--r-- | sys-libs/glibc/glibc-2.26-r1.ebuild | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sys-libs/glibc/glibc-2.26-r1.ebuild b/sys-libs/glibc/glibc-2.26-r1.ebuild index fbe7444f948..b852aba96bc 100644 --- a/sys-libs/glibc/glibc-2.26-r1.ebuild +++ b/sys-libs/glibc/glibc-2.26-r1.ebuild @@ -315,7 +315,19 @@ glibc_do_configure() { [[ -d ports ]] && addons+=",ports" popd > /dev/null - 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 myconf+=( --enable-stackguard-randomization ) [[ $(tc-is-softfloat) == "yes" ]] && myconf+=( --without-fp ) |