Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/reassoc-14.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +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" } } */