|
152
|
1 /* PR tree-optimization/94718 */
|
|
|
2 /* { dg-do compile } */
|
|
|
3 /* { dg-options "-O2 -fno-ipa-icf -fdump-tree-optimized" } */
|
|
|
4 /* { dg-final { scan-tree-dump-times "= \[xy]_\[0-9]+\\\(D\\\) \\^ \[xy]_\[0-9]+\\\(D\\\);" 6 "optimized" } } */
|
|
|
5 /* { dg-final { scan-tree-dump-times "\[0-9]+ < 0;" 6 "optimized" } } */
|
|
|
6
|
|
|
7 #define I (-__INT_MAX__ - 1)
|
|
|
8
|
|
|
9 int
|
|
|
10 f1 (int x, int y)
|
|
|
11 {
|
|
|
12 return (x & I) != (y & I);
|
|
|
13 }
|
|
|
14
|
|
|
15 int
|
|
|
16 f2 (int x, int y)
|
|
|
17 {
|
|
|
18 return (~x & I) != (~y & I);
|
|
|
19 }
|
|
|
20
|
|
|
21 int
|
|
|
22 f3 (int x, int y)
|
|
|
23 {
|
|
|
24 return ((x & I) ^ I) != ((y & I) ^ I);
|
|
|
25 }
|
|
|
26
|
|
|
27 int
|
|
|
28 f4 (int x, int y)
|
|
|
29 {
|
|
|
30 int s = (x & I);
|
|
|
31 int t = (y & I);
|
|
|
32 return s != t;
|
|
|
33 }
|
|
|
34
|
|
|
35 int
|
|
|
36 f5 (int x, int y)
|
|
|
37 {
|
|
|
38 int s = (~x & I);
|
|
|
39 int t = (~y & I);
|
|
|
40 return s != t;
|
|
|
41 }
|
|
|
42
|
|
|
43 int
|
|
|
44 f6 (int x, int y)
|
|
|
45 {
|
|
|
46 int s = ((x & I) ^ I);
|
|
|
47 int t = ((y & I) ^ I);
|
|
|
48 return s != t;
|
|
|
49 }
|
