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#ifndef UMPS_MACROS_H_INCLUDED
#define UMPS_MACROS_H_INCLUDED
/* define handy macros (unreachable and trap) */
#ifdef __GNUC__ /* gcc and clang */
/* unreachable statement: umps_unreachable; */
#define umps_unreachable __builtin_unreachable()
#ifdef NDEBUG
/* assume a trap will never be hit in release */
#define umps_trap umps_unreachable
#else
#include <stdlib.h> /* for abort() (guaranteed noreturn) */
#define umps_trap do { __builtin_trap(); abort(); } while(0)
#endif /* defined(NDEBUG) */
#else /* !defined(__GNUC__) */
#include <stdlib.h> /* for abort() */
#define umps_unreachable umps_trap
#define umps_trap abort()
#endif /* defined(__GNUC__) */
/* define assert macros */
#ifdef NDEBUG
/* asserts do nothing in release builds (arguments could have side effects) */
#define umps_assert(_e) ((void)(_e))
#define umps_assert_s(_e, _s) (((void)(_e), (void)(_s)))
#else
#include <stdio.h> /* for fprintf, fflush, stderr */
#define umps_assert(_e) do { \
if (!(_e)) { \
fprintf(stderr, "!!!! UMPS assertion failed: %s:%d %s %s\n", \
__FILE__, __LINE__, __func__, #_e); \
fflush(stderr); \
umps_trap; \
} \
} while(0)
#define umps_assert_s(_e, _s) do { \
if (!(_e)) { \
fprintf(stderr, "!!!! UMPS assertion failed (%s): %s:%d %s %s\n", \
_s, __FILE__, __LINE__, __func__, #_e); \
fflush(stderr); \
umps_trap; \
} \
} while(0)
#endif /* defined(NDEBUG) */
#endif /* include guard */
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