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Partially revert:
From: Roland Mc Grath <roland@hack.frob.com>
Date: Tue, 8 May 2012 17:44:57 +0000 (+0200)
Subject: Warn if user requests __FORTIFY_SOURCE but it is disabled
X-Git-Tag: glibc-2.16-tps~448
X-Git-Url: http://sourceware.org/git/?p=glibc.git;a=commitdiff_plain;h=05c2c9618f583ea4acd69b3fe5ae2a2922dd2ddc
Warn if user requests __FORTIFY_SOURCE but it is disabled
[BZ #13979]
* include/features.h: Warn if user requests __FORTIFY_SOURCE
checking but the checks are disabled for any reason.
---
include/features.h | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
--- a/include/features.h
+++ b/include/features.h
@@ -407,10 +407,9 @@
# define __USE_GNU 1
#endif
-#if defined _FORTIFY_SOURCE && _FORTIFY_SOURCE > 0
-# if !defined __OPTIMIZE__ || __OPTIMIZE__ <= 0
-# warning _FORTIFY_SOURCE requires compiling with optimization (-O)
-# elif !__GNUC_PREREQ (4, 1)
+#if defined _FORTIFY_SOURCE && _FORTIFY_SOURCE > 0 \
+ && defined __OPTIMIZE__ && __OPTIMIZE__ > 0
+# if !__GNUC_PREREQ (4, 1)
# warning _FORTIFY_SOURCE requires GCC 4.1 or later
# elif _FORTIFY_SOURCE > 2 && (__glibc_clang_prereq (9, 0) \
|| __GNUC_PREREQ (12, 0))
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