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BUILD: compiler: fix redefinition of __nonstring

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Dmitry Sivachenko reported a build warning on FreeBSD -dev, where
__nonstring is apparently already defined. Let's guard our own
definition to avoid such issues. It could make sense to backport
this to recent stable versions which may soon be exposed to modern
compilers.
This commit is contained in:
Willy Tarreau 2026-05-12 08:40:32 +02:00
parent 648b5b6e50
commit 58f3e191e8
1 changed files with 6 additions and 4 deletions
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10
include/haproxy/compiler.h
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@ -583,10 +583,12 @@
* for such array declarations. But it's not the case for clang and other
* compilers.
*/
#if __has_attribute(nonstring)
#define __nonstring __attribute__ ((nonstring))
#else
#define __nonstring
#ifndef __nonstring
# if __has_attribute(nonstring)
# define __nonstring __attribute__ ((nonstring))
# else
# define __nonstring
# endif
#endif
#endif /* _HAPROXY_COMPILER_H */