IVOPT performance tuning patch. The main problem is a variant of maximal weight
[official-gcc.git] / gcc / testsuite / gcc.dg / Wparentheses-8.c
blobff34ee0a520c6617ae045ded3e908c6976c89051
1 /* Test operation of -Wparentheses. Precedence warnings. + or - or
2 comparison inside &. */
3 /* Origin: Joseph Myers <jsm@polyomino.org.uk> */
5 /* { dg-do compile } */
6 /* { dg-options "-Wparentheses" } */
8 int foo (int);
10 int
11 bar (int a, int b, int c)
13 foo (a + b & c); /* { dg-warning "parentheses" "correct warning" } */
14 foo ((a + b) & c);
15 foo (a + (b & c));
16 foo (1 + 2 & c); /* { dg-warning "parentheses" "correct warning" } */
17 foo ((1 + 2) & c);
18 foo (1 + (2 & c));
19 foo (1 + 2 & 3); /* { dg-warning "parentheses" "correct warning" } */
20 foo ((1 + 2) & 3);
21 foo (1 + (2 & 3));
22 foo (a & b + c); /* { dg-warning "parentheses" "correct warning" } */
23 foo ((a & b) + c);
24 foo (a & (b + c));
25 foo (1 & 2 + c); /* { dg-warning "parentheses" "correct warning" } */
26 foo ((1 & 2) + c);
27 foo (1 & (2 + c));
28 foo (1 & 2 + 3); /* { dg-warning "parentheses" "correct warning" } */
29 foo ((1 & 2) + 3);
30 foo (1 & (2 + 3));
31 foo (a - b & c); /* { dg-warning "parentheses" "correct warning" } */
32 foo ((a - b) & c);
33 foo (a - (b & c));
34 foo (1 - 2 & c); /* { dg-warning "parentheses" "correct warning" } */
35 foo ((1 - 2) & c);
36 foo (1 - (2 & c));
37 foo (1 - 2 & 3); /* { dg-warning "parentheses" "correct warning" } */
38 foo ((1 - 2) & 3);
39 foo (1 - (2 & 3));
40 foo (a & b - c); /* { dg-warning "parentheses" "correct warning" } */
41 foo ((a & b) - c);
42 foo (a & (b - c));
43 foo (1 & 2 - c); /* { dg-warning "parentheses" "correct warning" } */
44 foo ((1 & 2) - c);
45 foo (1 & (2 - c));
46 foo (1 & 2 - 3); /* { dg-warning "parentheses" "correct warning" } */
47 foo ((1 & 2) - 3);
48 foo (1 & (2 - 3));
49 foo (a < b & c); /* { dg-warning "parentheses" "correct warning" } */
50 foo ((a < b) & c);
51 foo (a < (b & c));
52 foo (1 < 2 & c); /* { dg-warning "parentheses" "correct warning" } */
53 foo ((1 < 2) & c);
54 foo (1 < (2 & c));
55 foo (1 < 2 & 3); /* { dg-warning "parentheses" "correct warning" } */
56 foo ((1 < 2) & 3);
57 foo (1 < (2 & 3));
58 foo (a & b < c); /* { dg-warning "parentheses" "correct warning" } */
59 foo ((a & b) < c);
60 foo (a & (b < c));
61 foo (1 & 2 < c); /* { dg-warning "parentheses" "correct warning" } */
62 foo ((1 & 2) < c);
63 foo (1 & (2 < c));
64 foo (1 & 2 < 3); /* { dg-warning "parentheses" "correct warning" } */
65 foo ((1 & 2) < 3);
66 foo (1 & (2 < 3));
67 foo (a == b & c); /* { dg-warning "parentheses" "correct warning" } */
68 foo ((a == b) & c);
69 foo (a == (b & c));
70 foo (1 == 2 & c); /* { dg-warning "parentheses" "correct warning" } */
71 foo ((1 == 2) & c);
72 foo (1 == (2 & c));
73 foo (1 == 2 & 3); /* { dg-warning "parentheses" "correct warning" } */
74 foo ((1 == 2) & 3);
75 foo (1 == (2 & 3));
76 foo (a & b == c); /* { dg-warning "parentheses" "correct warning" } */
77 foo ((a & b) == c);
78 foo (a & (b == c));
79 foo (1 & 2 == c); /* { dg-warning "parentheses" "correct warning" } */
80 foo ((1 & 2) == c);
81 foo (1 & (2 == c));
82 foo (1 & 2 == 3); /* { dg-warning "parentheses" "correct warning" } */
83 foo ((1 & 2) == 3);
84 foo (1 & (2 == 3));
85 foo (a != b & c); /* { dg-warning "parentheses" "correct warning" } */
86 foo ((a != b) & c);
87 foo (a != (b & c));
88 foo (1 != 2 & c); /* { dg-warning "parentheses" "correct warning" } */
89 foo ((1 != 2) & c);
90 foo (1 != (2 & c));
91 foo (1 != 2 & 3); /* { dg-warning "parentheses" "correct warning" } */
92 foo ((1 != 2) & 3);
93 foo (1 != (2 & 3));
94 foo (a & b != c); /* { dg-warning "parentheses" "correct warning" } */
95 foo ((a & b) != c);
96 foo (a & (b != c));
97 foo (1 & 2 != c); /* { dg-warning "parentheses" "correct warning" } */
98 foo ((1 & 2) != c);
99 foo (1 & (2 != c));
100 foo (1 & 2 != 3); /* { dg-warning "parentheses" "correct warning" } */
101 foo ((1 & 2) != 3);
102 foo (1 & (2 != 3));