Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/reassoc-14.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-reassoc1" } */ unsigned int test1 (unsigned int x, unsigned int y, unsigned int z, unsigned int weight) { unsigned int tmp1 = x * weight; unsigned int tmp2 = y * weight; unsigned int tmp3 = (x - y) * weight; return tmp1 + (tmp2 + tmp3); } unsigned int test2 (unsigned int x, unsigned int y, unsigned int z, unsigned int weight) { unsigned int tmp1 = x * weight; unsigned int tmp2 = y * weight * weight; unsigned int tmp3 = z * weight * weight * weight; return tmp1 + tmp2 + tmp3; } /* There should be two multiplication left in test1 (inculding one generated when converting addition to multiplication) and three in test2. */ /* { dg-final { scan-tree-dump-times "\\\*" 5 "reassoc1" } } */