55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
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/* Allow this file to be included multiple times
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with different settings of NDEBUG. */
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#undef assert
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#undef __assert
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#ifdef NDEBUG
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#define assert(ignore) ((void) 0)
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#else
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#ifndef __GNUC__
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#define assert(expression) \
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((void) ((expression) ? 0 : __assert (expression, __FILE__, __LINE__)))
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#define __assert(expression, file, lineno) \
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(printf ("%s:%u: failed assertion\n", file, lineno), \
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abort (), 0)
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#else
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#if defined(__STDC__) || defined (__cplusplus)
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/* Defined in libgcc.a */
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#ifdef __cplusplus
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extern "C" {
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extern void __eprintf (const char *, const char *, unsigned, const char *)
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__attribute__ ((noreturn));
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}
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#else
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extern void __eprintf (const char *, const char *, unsigned, const char *)
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__attribute__ ((noreturn));
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#endif
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#define assert(expression) \
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((void) ((expression) ? 0 : __assert (#expression, __FILE__, __LINE__)))
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#define __assert(expression, file, line) \
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(__eprintf ("%s:%u: failed assertion `%s'\n", \
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file, line, expression), 0)
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#else /* no __STDC__ and not C++; i.e. -traditional. */
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extern void __eprintf () __attribute__ ((noreturn)); /* Defined in libgcc.a */
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#define assert(expression) \
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((void) ((expression) ? 0 : __assert (expression, __FILE__, __LINE__)))
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#define __assert(expression, file, lineno) \
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(__eprintf ("%s:%u: failed assertion `%s'\n", \
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file, lineno, "expression"), 0)
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#endif /* no __STDC__ and not C++; i.e. -traditional. */
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#endif /* no __GNU__; i.e., /bin/cc. */
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#endif
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