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build: disable -Wstack-protector

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Some version of gcc fail with -Wstack-protector due to some functions
not being protectable. Disable this option.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
This commit is contained in:
Stefan Berger 2016-01-12 15:40:22 -05:00
parent 39c9604a92
commit a1cde166f9
1 changed files with 3 additions and 2 deletions
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5
configure.ac
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@ -138,11 +138,12 @@ AC_C_INLINE
AC_TYPE_SIZE_T
# Some version of gcc fail with -Wstack-protector enabled
TMP="$($CC -fstack-protector-strong 2>&1)"
if echo $TMP | $GREP 'unrecognized command line option' >/dev/null; then
HARDENING_CFLAGS="-fstack-protector -Wstack-protector "
HARDENING_CFLAGS="-fstack-protector "
else
HARDENING_CFLAGS="-fstack-protector-strong -Wstack-protector "
HARDENING_CFLAGS="-fstack-protector-strong "
fi
dnl Must not have -O0 but must have a -O for -D_FORTIFY_SOURCE=2