| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-tree-optimized" } */ |
| void bar (unsigned int); |
| |
| void |
| foo (void) |
| { |
| char buf[1] = { 3 }; |
| const char *p = buf; |
| const char **q = &p; |
| unsigned int ch; |
| switch (**q) |
| { |
| case 1: ch = 5; break; |
| case 2: ch = 4; break; |
| case 3: ch = 3; break; |
| case 4: ch = 2; break; |
| case 5: ch = 1; break; |
| default: ch = 0; break; |
| } |
| bar (ch); |
| } |
| /* The switch should be switch converted and later constant propagated. */ |
| /* { dg-final { scan-tree-dump-not "CSWTCH" "optimized"} } */ |
| /* { dg-final { scan-tree-dump-not "switch" "optimized"} } */ |
