Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/tree-ssa/muldiv-1.c @ 131:84e7813d76e9
gcc-8.2
| author | mir3636 |
|---|---|
| date | Thu, 25 Oct 2018 07:37:49 +0900 |
| parents | |
| children |
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| 111:04ced10e8804 | 131:84e7813d76e9 |
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| 1 /* { dg-do compile } */ | |
| 2 /* { dg-options "-O3 -fdump-tree-optimized-raw" } */ | |
| 3 | |
| 4 // ldist produces (((q-p-4)/4)&...+1)*4 | |
| 5 // Make sure we remove at least the division | |
| 6 // Eventually this should just be n*4 | |
| 7 | |
| 8 void foo(int*p, __SIZE_TYPE__ n){ | |
| 9 for(int*q=p+n;p!=q;++p)*p=0; | |
| 10 } | |
| 11 | |
| 12 /* { dg-final { scan-tree-dump "builtin_memset" "optimized" } } */ | |
| 13 /* { dg-final { scan-tree-dump-not "div" "optimized" } } */ |