Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/strict-overflow-5.c @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children |
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| 68:561a7518be6b | 111:04ced10e8804 |
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| 1 /* { dg-do compile } */ | |
| 2 /* { dg-options "-fstrict-overflow -O2 -fdump-tree-optimized" } */ | |
| 3 | |
| 4 /* We can only unroll when using strict overflow semantics. */ | |
| 5 | |
| 6 int foo (int i) | |
| 7 { | |
| 8 int index; | |
| 9 int r=0; | |
| 10 | |
| 11 for (index = i; index <= i+4; index+=2) | |
| 12 r++; | |
| 13 | |
| 14 return r; | |
| 15 } | |
| 16 | |
| 17 /* { dg-final { scan-tree-dump "return 3" "optimized" } } */ | |
| 18 |