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author | Gabor X Toth <*@tg-x.net> | 2014-05-27 21:31:46 +0000 |
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committer | Gabor X Toth <*@tg-x.net> | 2014-05-27 21:31:46 +0000 |
commit | 5510b78f8b00c0826dfd692cb548b3142000c76f (patch) | |
tree | 9226200e316df729714b284ff2c7a92608e98e09 /configure.ac | |
parent | 90f9ff7537023931181685139246de88cfedd454 (diff) |
undef _FORTIFY_SOURCE before defining it, in case it's already set
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index 5a0f19d2b..7a488dd6e 100644 --- a/configure.ac +++ b/configure.ac @@ -251,7 +251,7 @@ AC_DEFINE_UNQUOTED([NEED_LIBGCRYPT_VERSION], "$NEED_LIBGCRYPT_VERSION", [require AC_ARG_ENABLE(gcc-hardening, AS_HELP_STRING(--enable-gcc-hardening, enable compiler security checks), [if test x$enableval = xyes; then - CFLAGS="$CFLAGS -D_FORTIFY_SOURCE=2 -fstack-protector-all" + CFLAGS="$CFLAGS -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fstack-protector-all" CFLAGS="$CFLAGS -fwrapv -fPIE -Wstack-protector" CFLAGS="$CFLAGS --param ssp-buffer-size=1" LDFLAGS="$LDFLAGS -pie" |