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/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-optimized" } */
int f(_Bool x)
{
int y;
if (x != 1)
y = 0;
else
y = 1;
return y;
}
/* There should be no != 1. Fold changes x != 1 to ! x. */
/* { dg-final { scan-tree-dump-times "!= 1" 0 "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */
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