_GL_ADD_OVERFLOW  158 lib/intprops.h #define _GL_ADD_OVERFLOW(a, b, min, max) __builtin_add_overflow_p (a, b, (__typeof__ ((a) + (b))) 0)
_GL_ADD_OVERFLOW  164 lib/intprops.h #define _GL_ADD_OVERFLOW(a, b, min, max)                                                           \