gcc/testsuite/gcc.target/i386/pr65693.c

   1 /* PR target/65693 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4
   5 int a;
   6
   7 void
   8 foo (int (*fn) (int, int, int), unsigned int b)
   9 {
  10   unsigned long *c = (unsigned long *) __builtin_alloca (b);
  11   a = *c;
  12   register int d asm ("edx") = fn (0, 0, d);
  13 }