| /* PR tree-optimization/57741 */ |
| /* { dg-require-effective-target vect_float } */ |
| /* { dg-require-effective-target vect_int } */ |
| /* { dg-additional-options "-ffast-math" } */ |
| |
| #include "tree-vect.h" |
| |
| extern void abort (void); |
| |
| float p[1024] __attribute__((aligned (32))) = { 17.0f }; |
| float q[1024] __attribute__((aligned (32))) = { 17.0f }; |
| char r[1024] __attribute__((aligned (32))) = { 1 }; |
| |
| __attribute__((noinline, noclone)) void |
| foo (float x) |
| { |
| int i; |
| float f = 1.0f, g = 2.0f; |
| for (i = 0; i < 1024; i++) |
| { |
| p[i] = f; |
| f += x; |
| q[i] = g; |
| g += 0.5f; |
| r[i]++; |
| } |
| } |
| |
| int |
| main () |
| { |
| int i; |
| check_vect (); |
| r[0] = 0; |
| foo (1.5f); |
| for (i = 0; i < 1024; i++) |
| if (p[i] != 1.0f + i * 1.5f || q[i] != 2.0f + i * 0.5f || r[i] != 1) |
| abort (); |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "vectorized 1 loop" 1 "vect" } } */ |