1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
|
// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -ferror-limit 100 -std=c++11 -o - %s -fopenmp-version=45 -Wuninitialized
// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -ferror-limit 100 -std=c++11 -o - %s -Wuninitialized
// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -ferror-limit 100 -std=c++11 -o - %s -fopenmp-version=45 -Wuninitialized
// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -ferror-limit 100 -std=c++11 -o - %s -Wuninitialized
void foo() {
}
void xxx(int argc) {
int x; // expected-note {{initialize the variable 'x' to silence this warning}}
#pragma omp distribute parallel for
for (int i = 0; i < 10; ++i)
argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
}
#pragma omp distribute parallel for // expected-error {{unexpected OpenMP directive '#pragma omp distribute parallel for'}}
int main(int argc, char **argv) {
#pragma omp distribute parallel for order // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp distribute parallel for'}} expected-error {{expected '(' after 'order'}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp distribute parallel for order( // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp distribute parallel for'}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp50-error {{expected 'concurrent' in OpenMP clause 'order'}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp distribute parallel for order(none // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp distribute parallel for'}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp50-error {{expected 'concurrent' in OpenMP clause 'order'}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp distribute parallel for order(concurrent // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp distribute parallel for'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp distribute parallel for order(concurrent) // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp distribute parallel for'}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for { // expected-warning {{extra tokens at the end of '#pragma omp distribute parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for ( // expected-warning {{extra tokens at the end of '#pragma omp distribute parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for[ // expected-warning {{extra tokens at the end of '#pragma omp distribute parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for] // expected-warning {{extra tokens at the end of '#pragma omp distribute parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for) // expected-warning {{extra tokens at the end of '#pragma omp distribute parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for } // expected-warning {{extra tokens at the end of '#pragma omp distribute parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for linear(argc) // expected-error {{unexpected OpenMP clause 'linear' in directive '#pragma omp distribute parallel for'}}
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for unknown() // expected-warning {{extra tokens at the end of '#pragma omp distribute parallel for' are ignored}}
for (int i = 0; i < argc; ++i)
foo();
L1:
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for
for (int i = 0; i < argc; ++i)
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for
for (int i = 0; i < argc; ++i) {
goto L1; // expected-error {{use of undeclared label 'L1'}}
argc++;
}
for (int i = 0; i < 10; ++i) {
switch (argc) {
case (0):
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for
for (int i = 0; i < argc; ++i) {
foo();
break; // expected-error {{'break' statement cannot be used in OpenMP for loop}}
continue;
}
default:
break;
}
}
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for default(none) // expected-note {{explicit data sharing attribute requested here}}
for (int i = 0; i < 10; ++i)
++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
goto L2; // expected-error {{use of undeclared label 'L2'}}
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for
for (int i = 0; i < argc; ++i)
L2:
foo();
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for
for (int i = 0; i < argc; ++i) {
return 1; // expected-error {{cannot return from OpenMP region}}
}
[[]] // expected-error {{an attribute list cannot appear here}}
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for
for (int n = 0; n < 100; ++n) {
}
return 0;
}
void test_ordered() {
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for collapse(2) collapse(3) // expected-error {{directive '#pragma omp distribute parallel for' cannot contain more than one 'collapse' clause}}
for (int i = 0; i < 16; ++i)
for (int j = 0; j < 16; ++j)
;
}
void test_cancel() {
#pragma omp target
#pragma omp teams
#pragma omp distribute parallel for
for (int i = 0; i < 16; ++i)
for (int j = 0; j < 16; ++j) {
#pragma omp cancel for
;
}
}
|
