include/c++/util/assert.h

   1 #ifndef _UTIL_ASSERT_H
   2 #define _UTIL_ASSERT_H
   3
   4 #ifndef _UTIL_ASSERT_LEVEL
   5 #define _UTIL_ASSERT_LEVEL 1
   6 #endif
   7
   8 namespace Assert {
   9         enum {
  10                 Always = 0,
  11                 Normal = 1,
  12                 Excessive = 2
  13         };
  14
  15         static inline void __attribute__((always_inline))
  16         do_assert(const char *file, int line, bool condition, int level)
  17         {
  18                 void level_must_be_const();
  19
  20                 if (!__builtin_constant_p(level))
  21                         level_must_be_const();
  22
  23                 if (level <= _UTIL_ASSERT_LEVEL && __builtin_expect(!condition, 0))
  24                         assert_failure(file, line);
  25         }
  26 }
  27
  28 #define assertl(cond, level) (::Assert::do_assert(__FILE__, __LINE__, cond, level))
  29 #define BUG() assertl(0, ::Assert::Always)
  30
  31 #endif