include/c++/util/assert.h

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