1 /* { dg-do run } */
2 /* { dg-options "-O2 -fno-tree-ccp -fno-tree-dominator-opts" } */
3
4 /* Tests generated via */
5
6 #if 0
7 #include <stdio.h>
8 int main(int argc, char **argv)
9 {
10 int amin, amax, bmin, bmax, a, b;
11 int testno = 0;
12 int min = atoi (argv[1]);
13 int max = atoi (argv[2]);
14 char op = argv[3][0];
15 printf ("/* Testing range [%d, %d] with operator %c. */\n", min, max, op);
16 printf ("extern void abort (void);\n");
17 for (amin = min; amin <= max; ++amin)
18 for (amax = amin; amax <= max; ++amax)
19 for (bmin = min; bmin <= max; ++bmin)
20 for (bmax = bmin; bmax <= max; ++bmax)
21 {
22 ++testno;
23 printf ("int test%d (int a, int b)\n"
24 "{\n"
25 " if (a >= %d && a <= %d && b >= %d && b <= %d)\n"
26 " {\n"
27 " int x = a %c b;\n"
28 " if (0\n", testno, amin, amax, bmin, bmax, op);
29 for (a = amin; a <= amax; ++a)
30 for (b = bmin; b <= bmax; ++b)
31 printf ("|| x == (%d %c %d)\n", a, op, b);
32 printf (" ) return 0;\n"
33 " abort ();\n"
34 " }\n"
35 " return 0;\n"
36 "}\n");
37 }
38 printf ("int main()\n"
39 "{\n"
40 " int a, b;\n"
41 " for (a = %d; a <= %d; ++a)\n"
42 " for (b = %d; b <= %d; ++b)\n"
43 " {\n", min, max, min, max);
44 for (; testno > 0; --testno)
45 printf (" test%d (a, b);\n", testno);
46 printf (" }\n"
47 " return 0;\n"
48 "}\n");
49 return 0;
50 }
51 #endif
52
53 extern void abort (void);
54
test381(int a,int b)55 int test381 (int a, int b)
56 {
57 if (a >= -3 && a <= -1 && b >= -2 && b <= 3)
58 {
59 int x = a | b;
60 if (x == (-3 | -2)
61 || x == (-3 | -1)
62 || x == (-3 | 0)
63 || x == (-3 | 1)
64 || x == (-3 | 2)
65 || x == (-3 | 3)
66 || x == (-2 | -2)
67 || x == (-2 | -1)
68 || x == (-2 | 0)
69 || x == (-2 | 1)
70 || x == (-2 | 2)
71 || x == (-2 | 3)
72 || x == (-1 | -2)
73 || x == (-1 | -1)
74 || x == (-1 | 0)
75 || x == (-1 | 1)
76 || x == (-1 | 2)
77 || x == (-1 | 3))
78 return 0;
79 abort ();
80 }
81 return 0;
82 }
83
test900(int a,int b)84 int test900 (int a, int b)
85 {
86 if (a >= -1 && a <= 2 && b >= 3 && b <= 3)
87 {
88 int x = a & b;
89 if (x == (-1 & 3)
90 || x == (0 & 3)
91 || x == (1 & 3)
92 || x == (2 & 3))
93 return 0;
94 abort ();
95 }
96 return 0;
97 }
98
main()99 int main()
100 {
101 int a, b;
102 for (a = -4; a < 4; ++a)
103 for (b = -4; b < 4; ++b)
104 {
105 test381 (a, b);
106 test900 (a, b);
107 }
108
109 return 0;
110 }
111