/* Test C11 _Alignof returning minimum alignment for a type. PR 52023. */ /* { dg-do run } */ /* { dg-options "-std=c11" } */ extern void abort (void); extern void exit (int); #define CHECK_ALIGN(TYPE) \ do \ { \ struct { char c; TYPE v; } x; \ if (_Alignof (TYPE) > __alignof__ (x.v)) \ abort (); \ } \ while (0) int main (void) { CHECK_ALIGN (_Bool); CHECK_ALIGN (char); CHECK_ALIGN (signed char); CHECK_ALIGN (unsigned char); CHECK_ALIGN (signed short); CHECK_ALIGN (unsigned short); CHECK_ALIGN (signed int); CHECK_ALIGN (unsigned int); CHECK_ALIGN (signed long); CHECK_ALIGN (unsigned long); CHECK_ALIGN (signed long long); CHECK_ALIGN (unsigned long long); CHECK_ALIGN (float); CHECK_ALIGN (double); CHECK_ALIGN (long double); CHECK_ALIGN (_Complex float); CHECK_ALIGN (_Complex double); CHECK_ALIGN (_Complex long double); exit (0); }