21 lines
519 B
C
21 lines
519 B
C
/* { dg-do compile } */
|
|
/* { dg-options "-w -O1 -fdump-tree-optimized" } */
|
|
|
|
#define vector __attribute((vector_size(16) ))
|
|
vector float a;
|
|
|
|
float f(float b)
|
|
{
|
|
vector float c = {0, 0, 0, 0};
|
|
vector float d = {0, 0, 0, 0};
|
|
d += c;
|
|
return ((float*)&c)[2];
|
|
}
|
|
|
|
/* We should be able to optimize this to just "return 0.0;" */
|
|
/* { dg-final { scan-tree-dump-times "BIT_FIELD_REF" 0 "optimized"} } */
|
|
/* { dg-final { scan-tree-dump-times "0.0" 1 "optimized"} } */
|
|
|
|
/* { dg-final { cleanup-tree-dump "optimized" } } */
|
|
|