gcc/testsuite/gcc.dg/pr34856.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3 /* { dg-options "-O2 -msse2" { target { i?86-*-* x86_64-*-* } } } */
   4
   5 typedef unsigned __attribute__ ((__mode__ (__pointer__))) uintptr_t;
   6
   7 #undef __vector
   8 #define __vector __attribute__ ((__vector_size__ (16)))
   9
  10 typedef __vector signed char qword;
  11 typedef __vector uintptr_t VU;
  12
  13 extern short g[192 + 16];
  14
  15 void f (qword);
  16
  17 void f1 (unsigned ctr)
  18 {
  19   VU pin;
  20
  21   pin = (VU){(uintptr_t) &g[16]};
  22   do
  23     {
  24       f ((qword) pin);
  25       ctr--;
  26     }
  27   while (ctr);
  28 }