| /* PR tree-optimization/66299 */ |
| /* { dg-do run } */ |
| /* { dg-options "-fdump-tree-optimized -O" } */ |
| /* { dg-require-effective-target int32plus } */ |
| |
| void |
| test1 (int x, unsigned u) |
| { |
| if ((1U << x) != 64 |
| || (2 << x) != u |
| || (x << x) != 384 |
| || (3 << x) == 9 |
| || (x << 14) != 98304U |
| || (1 << x) == 14 |
| || (3 << 2) != 12) |
| __builtin_abort (); |
| } |
| |
| void |
| test2 (int x) |
| { |
| unsigned int t = ((unsigned int) 1U << x); |
| if (t != 2U) |
| __builtin_abort (); |
| } |
| |
| int |
| main (void) |
| { |
| test1 (6, 128U); |
| test2 (1); |
| } |
| |
| /* { dg-final { scan-tree-dump-not "<<" "optimized" } } */ |
