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assert: check COMPILE_TIME_ASSERT before define

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check COMPILE_TIME_ASSERT before define

Signed-off-by: chao an <anchao@lixiang.com>
This commit is contained in:
chao an 2024-08-19 22:49:30 +08:00 committed by Xiang Xiao
parent 64176214a0
commit f12c88d287
1 changed files with 3 additions and 1 deletions
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4
include/assert.h
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@ -152,7 +152,9 @@
# endif # endif
#endif #endif
#define COMPILE_TIME_ASSERT(x) static_assert(x, "compile time assert failed") #ifndef COMPILE_TIME_ASSERT
# define COMPILE_TIME_ASSERT(x) static_assert(x, "compile time assert failed")
#endif
/* Force a compilation error if condition is true, but also produce a /* Force a compilation error if condition is true, but also produce a
* result (of value 0 and type int), so the expression can be used * result (of value 0 and type int), so the expression can be used