1 /* PR tree-optimization/31261 */
2 /* { dg-do compile } */
3 /* { dg-options "-O2 -fdump-tree-original" } */
4
5 unsigned int
f1(unsigned int a)6 f1 (unsigned int a)
7 {
8 return (8 - (a & 7)) & 7;
9 }
10
11 long int
f2(long int b)12 f2 (long int b)
13 {
14 return (16 + (b & 7)) & 15;
15 }
16
17 char
f3(char c)18 f3 (char c)
19 {
20 return -(c & 63) & 31;
21 }
22
23 int
f4(int d)24 f4 (int d)
25 {
26 return (12 - (d & 15)) & 7;
27 }
28
29 int
f5(int e)30 f5 (int e)
31 {
32 return (12 - (e & 7)) & 15;
33 }
34
35 /* { dg-final { scan-tree-dump-times "return -a \& 7;" 1 "original" } } */
36 /* { dg-final { scan-tree-dump-times "return b \& 7;" 1 "original" } } */
37 /* { dg-final { scan-tree-dump-times "return \\(char\\) -\\(unsigned char\\) c \& 31;" 1 "original" } } */
38 /* { dg-final { scan-tree-dump-times "return \\(int\\) \\(12 - \\(unsigned int\\) d\\) \& 7;" 1 "original" { target { ! int16 } } } } */
39 /* { dg-final { scan-tree-dump-times "return \\(int\\) \\(12 - \\(unsigned short\\) d\\) \& 7;" 1 "original" { target { int16 } } } } */
40 /* { dg-final { scan-tree-dump-times "return 12 - \\(e \& 7\\) \& 15;" 1 "original" } } */
41