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comparison gcc/testsuite/gcc.dg/pr9814-1.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* PR tree-optimization/9814 */
2 /* { dg-do run } */
3 /* { dg-options "-O2" } */
4
5 extern void abort(void);
6
7 int test1(int x)
8 {
9 if (x & 2)
10 x |= 2;
11 return x;
12 }
13
14 int test2(int x)
15 {
16 if (!(x & 2))
17 x |= 2;
18 return x;
19 }
20
21 int test3(int x)
22 {
23 if (x & 2)
24 x ^= 2;
25 return x;
26 }
27
28 int test4(int x)
29 {
30 if (!(x & 2))
31 x ^= 2;
32 return x;
33 }
34
35 int test5(int x)
36 {
37 if (x & 2)
38 x &= ~2;
39 return x;
40 }
41
42 int test6(int x)
43 {
44 if (!(x & 2))
45 x &= ~2;
46 return x;
47 }
48
49 int main()
50 {
51 if (test1(0) != 0)
52 abort();
53 if (test1(2) != 2)
54 abort();
55 if (test1(5) != 5)
56 abort();
57 if (test1(7) != 7)
58 abort();
59
60 if (test2(0) != 2)
61 abort();
62 if (test2(2) != 2)
63 abort();
64 if (test2(5) != 7)
65 abort();
66 if (test2(7) != 7)
67 abort();
68
69 if (test3(0) != 0)
70 abort();
71 if (test3(2) != 0)
72 abort();
73 if (test3(5) != 5)
74 abort();
75 if (test3(7) != 5)
76 abort();
77
78 if (test4(0) != 2)
79 abort();
80 if (test4(2) != 2)
81 abort();
82 if (test4(5) != 7)
83 abort();
84 if (test4(7) != 7)
85 abort();
86
87 if (test5(0) != 0)
88 abort();
89 if (test5(2) != 0)
90 abort();
91 if (test5(5) != 5)
92 abort();
93 if (test5(7) != 5)
94 abort();
95
96 if (test6(0) != 0)
97 abort();
98 if (test6(2) != 2)
99 abort();
100 if (test6(5) != 5)
101 abort();
102 if (test6(7) != 7)
103 abort();
104
105 return 0;
106 }
107