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 /* { dg-options "-O2 -w" { target { powerpc*-*-linux* } } } */
   5 /* { dg-options "-O2 -maltivec" { target { powerpc*-*-linux* && powerpc_altivec_ok } } } */
   6
   7 typedef unsigned __attribute__ ((__mode__ (__pointer__))) uintptr_t;
   8
   9 #undef __vector
  10 #define __vector __attribute__ ((__vector_size__ (16)))
  11
  12 typedef __vector signed char qword;
  13 typedef __vector uintptr_t VU;
  14
  15 extern short g[192 + 16];
  16
  17 void f (qword);
  18
  19 void f1 (unsigned ctr)
  20 {
  21   VU pin;
  22
  23   pin = (VU){(uintptr_t) &g[16]};
  24   do
  25     {
  26       f ((qword) pin);
  27       ctr--;
  28     }
  29   while (ctr);
  30 }