diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 2762c2ef0..73bd334f8 100644 --- a/configure.ac +++ b/configure.ac | |||
@@ -30,6 +30,10 @@ AX_CHECK_COMPILE_FLAG([-MMD -MP], [ | |||
30 | DEPS_CFLAGS="$DEPS_CFLAGS -MMD -MP" | 30 | DEPS_CFLAGS="$DEPS_CFLAGS -MMD -MP" |
31 | ]) | 31 | ]) |
32 | 32 | ||
33 | AX_CHECK_COMPILE_FLAG([-D_FORTIFY_SOURCE=2], [ | ||
34 | EXTRA_CFLAGS="$EXTRA_CFLAGS -D_FORTIFY_SOURCE=2" | ||
35 | ], [], [$CFLAGS $CPPFLAGS -Werror]) | ||
36 | |||
33 | HAVE_SPECTRE="no" | 37 | HAVE_SPECTRE="no" |
34 | AX_CHECK_COMPILE_FLAG([-mindirect-branch=thunk], [ | 38 | AX_CHECK_COMPILE_FLAG([-mindirect-branch=thunk], [ |
35 | HAVE_SPECTRE="yes" | 39 | HAVE_SPECTRE="yes" |