Rob Shearman : include: Fix the C_ASSERT macro to not generate an unused variable warning when compiling with gcc .
Alexandre Julliard
julliard at winehq.org
Sat Feb 16 09:57:34 CST 2008
Module: wine
Branch: master
Commit: f59570db68f20dfe9155dad0cc677d11ab5600e7
URL: http://source.winehq.org/git/wine.git/?a=commit;h=f59570db68f20dfe9155dad0cc677d11ab5600e7
Author: Rob Shearman <rob at codeweavers.com>
Date: Fri Feb 15 15:44:19 2008 +0000
include: Fix the C_ASSERT macro to not generate an unused variable warning when compiling with gcc.
Provide a fallback case for other compilers to avoid C_ASSERT being
undefined and causing an error.
---
include/winnt.h | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/include/winnt.h b/include/winnt.h
index 7ac4703..4489e93 100644
--- a/include/winnt.h
+++ b/include/winnt.h
@@ -282,7 +282,9 @@ extern "C" {
#if defined(_MSC_VER)
# define C_ASSERT(e) typedef char __C_ASSERT__[(e)?1:-1]
#elif defined(__GNUC__)
-# define C_ASSERT(e) extern char __C_ASSERT__[(e)?1:-1]
+# define C_ASSERT(e) extern char __C_ASSERT__[(e)?1:-1] __attribute__((unused))
+#else
+# define C_ASSERT(e)
#endif
/* Eliminate Microsoft C/C++ compiler warning 4715 */
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