Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/strict-overflow-2.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 /* Source: Ian Lance Taylor. Dual of no-strict-overflow-2.c. */ | |
| 5 | |
| 6 /* We can only simplify the division when using strict overflow | |
| 7 semantics. */ | |
| 8 | |
| 9 int | |
| 10 foo (int i) | |
| 11 { | |
| 12 return (i * 100) / 10; | |
| 13 } | |
| 14 | |
| 15 /* { dg-final { scan-tree-dump-not "\\\* 100" "optimized" } } */ |