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author | Tim Rühsen <tim.ruehsen@gmx.de> | 2018-01-03 11:50:07 +0100 |
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committer | Bruno Haible <bruno@clisp.org> | 2018-01-04 10:59:48 +0100 |
commit | 29c98faf72b235e8add44509eeabd9ccf9f49043 (patch) | |
tree | c3d365e522dd14b81511ac82b195f3bc947dd529 /lib/cdefs.h | |
parent | b8ecba3a2559f01539ed76817bc2a0cf4977ea46 (diff) | |
download | gnulib-29c98faf72b235e8add44509eeabd9ccf9f49043.tar.gz |
Fix -Wundef warning in user-included header lib/cdefs.h.
* lib/cdefs.h: Check if defined before using __USE_FORTIFY_LEVEL.
Diffstat (limited to 'lib/cdefs.h')
-rw-r--r-- | lib/cdefs.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/cdefs.h b/lib/cdefs.h index 9ed0259dce..f6c20fe2ed 100644 --- a/lib/cdefs.h +++ b/lib/cdefs.h @@ -295,7 +295,7 @@ #if __GNUC_PREREQ (3,4) # define __attribute_warn_unused_result__ \ __attribute__ ((__warn_unused_result__)) -# if __USE_FORTIFY_LEVEL > 0 +# if defined __USE_FORTIFY_LEVEL && __USE_FORTIFY_LEVEL > 0 # define __wur __attribute_warn_unused_result__ # endif #else |