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toolchain.eclass: filter out -Wextra -Wstack-protector

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On gcc-3.x -Wextra -Wstack-protector were not yet present.
These options are seen occasionally in users' CFLAGS.

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
This commit is contained in:
Sergei Trofimovich
2018-10-06 10:13:14 +01:00
parent 67ffc42815
commit 9dd010761f
1 changed files with 2 additions and 0 deletions
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eclass/toolchain.eclass
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@@ -1507,6 +1507,8 @@ gcc_do_filter_flags() {
filter-flags -f{no-,}unit-at-a-time -f{no-,}web -mno-tls-direct-seg-refs
filter-flags -f{no-,}stack-protector{,-all}
filter-flags -fvisibility-inlines-hidden -fvisibility=hidden
# and warning options
filter-flags -Wextra -Wstack-protector
fi
if ! tc_version_is_at_least 4.1 ; then
filter-flags -fdiagnostics-show-option