gcc/testsuite/gcc.dg/pr32370.c

   1 /* PR middle-end/32370 */
   2 /* { dg-do compile { target i?86-*-* x86_64-*-* ia64-*-* } } */
   3 /* { dg-options "" { target ia64-*-* } } */
   4 /* { dg-options "-ffixed-esi" { target i?86-*-* x86_64-*-* } } */
   5 /* { dg-options "-mabi=sysv -ffixed-esi" { target x86_64-*-mingw* } } */
   6
   7 #if (defined __i386__ || defined __x86_64__) && ! defined _WIN64
   8 # define C "=S"
   9 # define TYPE unsigned long
  10 #elif defined __ia64__ || defined _WIN64
  11 # define C "=a"
  12 # define TYPE unsigned long long
  13 #endif
  14
  15 #ifdef _WIN64
  16 __extension__
  17 #endif
  18 unsigned int
  19 foo (TYPE port)
  20 {
  21   unsigned int v;
  22   __asm__ __volatile__ ("" : C (v) : "Nd" (port));      /* { dg-error "while reloading\|has impossible" } */
  23   return v;
  24 }
  25
  26 void
  27 bar (void)
  28 {
  29   foo (0);
  30 }