| /* { dg-do compile } */ | |
| /* { dg-options "-O2 -fdump-tree-pre" } */ | |
| unsigned short f(unsigned short a) | |
| { | |
| if (a & 0x8000) | |
| a <<= 1, a = a ^ 0x1021; | |
| else | |
| a <<= 1; | |
| return a; | |
| } | |
| /* We should hoist and CSE the shift. */ | |
| /* { dg-final { scan-tree-dump-times " << 1;" 1 "pre" } } */ |