gcc/testsuite/gcc.dg/torture/pr36891.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-ffast-math" } */
   3 /* { dg-options "-ffast-math -msse" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
   4 /* { dg-require-effective-target sse { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
   5 /* { dg-options "-ffast-math -mabi=altivec" { target { { powerpc*-*-linux* } && ia32 } } } */
   6
   7 #define __vector __attribute__((vector_size(16) ))
   8 __vector float f(void);
   9 void g(__vector float);
  10 void RRB( __vector float vdist, __vector float vx)
  11 {
  12   int detail;
  13   for(detail = 0; detail < 5;++detail)
  14   {
  15    __vector float frand = f();
  16    __vector float pullperc =  frand/ vdist;
  17    __vector float pullx =  vx * pullperc;
  18    g(pullx);
  19   }
  20 }
  21
  22 /* Ignore a warning that is irrelevant to the purpose of this test.  */
  23 /* { dg-prune-output ".*GCC vector returned by reference.*" } */