Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/fold-div-1.c @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O1 -funsafe-math-optimizations -fdump-tree-gimple" } */ float f(float x) { return x/2 + x/3; } float g(float x) { return 2/x + 3/x; } float h(float x) { return x/2 - x/3; } float i(float x) { return 2/x - 3/x; } /* f and h should be turned into multiplications, the divisions in g and i should be grouped together. */ /* { dg-final { scan-tree-dump-times " \\* " 2 "gimple" } } */ /* { dg-final { scan-tree-dump-times " / " 2 "gimple" } } */