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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-forwprop1" } */
/* PR tree-optimization/106164 */
/* PR tree-optimization/111456 */
_Bool f(int a)
{
_Bool t = a == 3;
unsigned t1 = a;
_Bool t2 = t1 >= 3;
return t | t2;
}
/* Should be able to optimize down to just `a > 2` during forwprop1 */
/* { dg-final { scan-tree-dump-not "a_\[0-9\]+.D. == 3" "forwprop1" } } */
_Bool f1(int b)
{
_Bool t = b == 3;
short t1 = b;
_Bool t2 = t1 >= 3;
return t | t2;
}
/* Should be able to optimize down to just `a > 2` during forwprop1 as `((short)a) >= 3` is
true already when `a == 3`. */
/* { dg-final { scan-tree-dump-not "b_\[0-9\]+.D. == 3" "forwprop1" } } */
/* { dg-final { scan-tree-dump-times "_\[0-9\]+ > 2" 2 "forwprop1" } } */
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