| /* PR optimization/12198 | |
| This was a miscompilation of a switch expressions because | |
| the "Case Ranges" extension wasn't handled in tree-cfg.c. */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-O -fdump-tree-optimized" } */ | |
| extern void abort (void); | |
| extern void exit (int); | |
| int main() | |
| { | |
| int i; | |
| i = 2; | |
| switch (i) | |
| { | |
| case 1 ... 5: | |
| goto L1; | |
| default: | |
| abort (); | |
| goto L1; | |
| } | |
| L1: | |
| exit(0); | |
| } | |
| /* The abort() call clearly is unreachable. */ | |
| /* { dg-final { scan-tree-dump-times "abort" 0 "optimized"} } */ |