Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr24990-1.c @ 152:2b5abeee2509
update gcc11
author | anatofuz |
---|---|
date | Mon, 25 May 2020 07:50:57 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O1 -fdump-tree-optimized" } */ int f(int x) { return ((~x) != 0); } int f1(int x) { return ((~x) == 0); } /* There should be no != 0 which is produced by the front-end as ~x != 0 is the same as x != -1 (or ~0). Likewise for ==. */ /* { dg-final { scan-tree-dump-times "!= 0" 0 "optimized"} } */ /* { dg-final { scan-tree-dump-times "!= -1" 1 "optimized"} } */ /* { dg-final { scan-tree-dump-times "== 0" 0 "optimized"} } */ /* { dg-final { scan-tree-dump-times "== -1" 1 "optimized"} } */