cosmopolitan/libc/assert.h

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#ifndef COSMOPOLITAN_LIBC_ASSERT_H_
#define COSMOPOLITAN_LIBC_ASSERT_H_
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
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void __assert_fail(const char *, const char *, int) relegated;
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#ifdef NDEBUG
#define assert(x) ((void)0)
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#else
#define assert(x) ((void)((x) || (__assert_fail(#x, __FILE__, __LINE__), 0)))
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#endif
#ifndef __cplusplus
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#define static_assert _Static_assert
#endif
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#ifdef COSMO
extern bool __assert_disable;
#ifndef NDEBUG
#define _unassert(x) __assert_macro(x, #x)
#define _npassert(x) __assert_macro(x, #x)
#define __assert_macro(x, s) \
({ \
if (__builtin_expect(!(x), 0)) { \
__assert_fail(s, __FILE__, __LINE__); \
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__builtin_trap(); \
} \
(void)0; \
})
#else
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#define _npassert(x) \
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({ \
if (__builtin_expect(!(x), 0)) { \
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__builtin_trap(); \
} \
(void)0; \
})
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#define _unassert(x) \
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({ \
if (__builtin_expect(!(x), 0)) { \
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__builtin_unreachable(); \
} \
(void)0; \
})
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#endif /* NDEBUG */
#endif /* COSMO */
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COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_ASSERT_H_ */