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Define assert as an expression

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Fixes #138
This commit is contained in:
Justine Tunney 2021-04-01 19:42:02 -07:00
parent 2584a86ab4
commit bb96099c65
1 changed files with 3 additions and 10 deletions
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13
libc/assert.h
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@ -6,19 +6,12 @@ COSMOPOLITAN_C_START_
void __assert_fail(const char *, const char *, int) hidden wontreturn relegated;
#ifdef NDEBUG
#define __ASSERT_FAIL(EXPR, FILE, LINE)
#define assert(EXPR) ((void)0)
#else
#define __ASSERT_FAIL(EXPR, FILE, LINE) __assert_fail(EXPR, FILE, LINE)
#define assert(EXPR) \
((void)((EXPR) || (__assert_fail(#EXPR, __FILE__, __LINE__), 0)))
#endif
#define assert(EXPR) \
do { \
if (!(EXPR)) { \
__ASSERT_FAIL(#EXPR, __FILE__, __LINE__); \
unreachable; \
} \
} while (0)
#define static_assert _Static_assert
COSMOPOLITAN_C_END_