Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/ssa-ifcombine-6.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 "-O -fdump-tree-ifcombine-details-blocks" } */ void bar (void); void foo1 (unsigned int a) { if (a & 1) goto heaven; if (a & 4) goto heaven; return; heaven: bar (); } void foo2 (unsigned int a) { if (a & 1) if (a & 4) goto heaven; return; heaven: bar (); } /* The special treatment of a & 1 != 0 in fold caused the pattern not to be recognized due to extra conversions inserted. */ /* { dg-final { scan-tree-dump "optimizing bits or bits test" "ifcombine" } } */ /* { dg-final { scan-tree-dump "optimizing double bit test" "ifcombine" } } */ /* { dg-final { scan-tree-dump-not "Invalid sum" "ifcombine" } } */