-Wextra \
-Wno-inline \
-Wundef \
- -Wformat=2 \
+ "-Wformat=2 -Wformat-security -Wformat-nonliteral" \
-Wlogical-op \
-Wsign-compare \
- -Wformat-security \
-Wmissing-include-dirs \
- -Wformat-nonliteral \
-Wold-style-definition \
-Wpointer-arith \
-Winit-self \
--param=ssp-buffer-size=4])
AC_SUBST([OUR_CFLAGS], $with_cflags)
-CC_CHECK_FLAGS_APPEND([with_cppflags], [CPPFLAGS], [\
- -Wp,-D_FORTIFY_SOURCE=2])
+AS_CASE([$CFLAGS], [*-O[[12345\ ]]*], [
+ CC_CHECK_FLAGS_APPEND([with_cppflags], [CPPFLAGS], [\
+ -Wp,-D_FORTIFY_SOURCE=2])], [
+ AC_MSG_RESULT([skipping -D_FORTIFY_SOURCE, optimization not enabled])])
AC_SUBST([OUR_CPPFLAGS], $with_cppflags)
CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [\