gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-34.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-fre1-details" } */
   3 /* { dg-additional-options "-fno-common" { target hppa*-*-hpux* } } */
   4
   5 #define vector __attribute__((vector_size(16) ))
   6
   7 struct {
   8     float i;
   9     vector float global_res;
  10 } s;
  11 float foo(float f)
  12 {
  13   vector float res = (vector float){0.0f,f,0.0f,1.0f};
  14   s.global_res = res;
  15   return *((float*)&s.global_res + 1);
  16 }
  17
  18 /* { dg-final { scan-tree-dump "Replaced BIT_FIELD_REF.*with f" "fre1" } } */