| /* { dg-do compile } */ | |
| /* { dg-options "-O2 -fdisable-tree-ethread" } */ | |
| /* Note: Threader will collapse loop. */ | |
| typedef int int32_t __attribute__((mode (__SI__))); | |
| void bar (int32_t); | |
| void | |
| foo () | |
| { | |
| int32_t index = 0; | |
| for (index; index <= 10; index--) // expected warning here | |
| /* Result of the following multiply will overflow | |
| when converted to signed int32_t. */ | |
| bar ((0xcafe + index) * 0xdead); /* { dg-warning "iteration \[0-9\]+ invokes undefined behavior" } */ | |
| } |