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/* PR tree-optimization/65170 */
/* { dg-do compile { target int128 } } */
/* { dg-options "-O2 -fdump-tree-vrp1" } */
typedef unsigned __int128 T;
extern void link_error (void);
extern void required_check (void);
T
foo (T b, T c)
{
T a;
b &= 0xffffffffffffffffULL;
c &= 0xffffffffffffffffULL;
if (b < 7 || c < 7)
return 0;
a = b * c;
if (a < 49 || a > (((T) 0xfffffffffffffffeULL << 64) | 1))
link_error ();
return a;
}
T
bar (T b, T c)
{
T a;
b &= 0xffffffffffffffffULL;
c &= 0xffffffffffffffffULL;
if (b < 7 || c < 7)
return 0;
a = b * c;
if (a == 49)
required_check ();
return a;
}
T
baz (T b, T c)
{
T a;
b &= 0xffffffffffffffffULL;
c &= 0xffffffffffffffffULL;
if (b < 7 || c < 7)
return 0;
a = b * c;
if (a == (((T) 0xfffffffffffffffeULL << 64) | 1))
required_check ();
return a;
}
/* { dg-final { scan-tree-dump-not "link_error" "vrp1" } } */
/* { dg-final { scan-tree-dump-times "required_check" 2 "vrp1" } } */
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