1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdump-tree-optimized" } */
3
4 #include <limits.h>
5
and1(unsigned x,unsigned y)6 _Bool and1(unsigned x, unsigned y)
7 {
8 /* x > y && x != 0 --> x > y */
9 return x > y && x != 0;
10 }
11
and2(unsigned x,unsigned y)12 _Bool and2(unsigned x, unsigned y)
13 {
14 /* x < y && x != UINT_MAX --> x < y */
15 return x < y && x != UINT_MAX;
16 }
17
and3(signed x,signed y)18 _Bool and3(signed x, signed y)
19 {
20 /* x > y && x != INT_MIN --> x > y */
21 return x > y && x != INT_MIN;
22 }
23
and4(signed x,signed y)24 _Bool and4(signed x, signed y)
25 {
26 /* x < y && x != INT_MAX --> x < y */
27 return x < y && x != INT_MAX;
28 }
29
30 /* { dg-final { scan-tree-dump-not " != " "optimized" } } */
31