1 // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 %s -Wuninitialized
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 %s -Wuninitialized
4 
5 // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
6 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 %s -Wuninitialized
7 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 %s -Wuninitialized
8 
9 // expected-note@* 0+{{declared here}}
10 
11 void foo() {
12 }
13 
14 bool foobool(int argc) {
15   return argc;
16 }
17 
18 struct S1;
19 
20 template <class T, typename S, int N, int ST>
21 T tmain(T argc, S **argv) {
22 #pragma omp parallel for ordered
23   for (int i = ST; i < N; i++)
24     argv[0][i] = argv[0][i] - argv[0][i - ST];
25 #pragma omp parallel for ordered( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
26   for (int i = ST; i < N; i++)
27     argv[0][i] = argv[0][i] - argv[0][i - ST];
28 #pragma omp parallel for ordered() // expected-error {{expected expression}}
29   for (int i = ST; i < N; i++)
30     argv[0][i] = argv[0][i] - argv[0][i - ST];
31 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
32 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
33 #pragma omp parallel for ordered(argc
34   for (int i = ST; i < N; i++)
35     argv[0][i] = argv[0][i] - argv[0][i - ST];
36 // expected-error@+1 2 {{argument to 'ordered' clause must be a strictly positive integer value}}
37 #pragma omp parallel for ordered(ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
38   for (int i = ST; i < N; i++)
39     argv[0][i] = argv[0][i] - argv[0][i - ST];
40 #pragma omp parallel for ordered(1)) // expected-warning {{extra tokens at the end of '#pragma omp parallel for' are ignored}}
41   for (int i = ST; i < N; i++)
42     argv[0][i] = argv[0][i] - argv[0][i - ST];
43 #pragma omp parallel for ordered((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'ordered' clause}}
44   for (int i = ST; i < N; i++)
45     argv[0][i] = argv[0][i] - argv[0][i - ST]; // expected-error 2 {{expected 2 for loops after '#pragma omp parallel for', but found only 1}}
46 // expected-error@+3 2 {{directive '#pragma omp parallel for' cannot contain more than one 'ordered' clause}}
47 // expected-error@+2 {{argument to 'ordered' clause must be a strictly positive integer value}}
48 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
49 #pragma omp parallel for ordered(foobool(argc)), ordered(true), ordered(-5)
50   for (int i = ST; i < N; i++)
51     argv[0][i] = argv[0][i] - argv[0][i - ST];
52 #pragma omp parallel for ordered(S) // expected-error {{'S' does not refer to a value}}
53   for (int i = ST; i < N; i++)
54     argv[0][i] = argv[0][i] - argv[0][i - ST];
55 #if __cplusplus <= 199711L
56 // expected-error@+4 2 {{integral constant expression}} expected-note@+4 0+{{constant expression}}
57 #else
58 // expected-error@+2 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
59 #endif
60 #pragma omp parallel for ordered(argv[1] = 2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
61   for (int i = ST; i < N; i++)
62     argv[0][i] = argv[0][i] - argv[0][i - ST];
63 #pragma omp parallel for ordered(1)
64   for (int i = ST; i < N; i++)
65     argv[0][i] = argv[0][i] - argv[0][i - ST];
66 #pragma omp parallel for ordered(N) // expected-error {{argument to 'ordered' clause must be a strictly positive integer value}}
67   for (T i = ST; i < N; i++)
68     argv[0][i] = argv[0][i] - argv[0][i - ST];
69 #pragma omp parallel for ordered(2) // expected-note {{as specified in 'ordered' clause}}
70   foo();                            // expected-error {{expected 2 for loops after '#pragma omp parallel for'}}
71   return argc;
72 }
73 
74 int main(int argc, char **argv) {
75 #pragma omp parallel for ordered
76   for (int i = 4; i < 12; i++)
77     argv[0][i] = argv[0][i] - argv[0][i - 4];
78 #pragma omp parallel for ordered( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
79   for (int i = 4; i < 12; i++)
80     argv[0][i] = argv[0][i] - argv[0][i - 4];
81 #pragma omp parallel for ordered() // expected-error {{expected expression}}
82   for (int i = 4; i < 12; i++)
83     argv[0][i] = argv[0][i] - argv[0][i - 4];
84 #pragma omp parallel for ordered(4 // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{as specified in 'ordered' clause}}
85   for (int i = 4; i < 12; i++)
86     argv[0][i] = argv[0][i] - argv[0][i - 4]; // expected-error {{expected 4 for loops after '#pragma omp parallel for', but found only 1}}
87 #pragma omp parallel for ordered(2 + 2))      // expected-warning {{extra tokens at the end of '#pragma omp parallel for' are ignored}}  expected-note {{as specified in 'ordered' clause}}
88   for (int i = 4; i < 12; i++)
89     argv[0][i] = argv[0][i] - argv[0][i - 4];            // expected-error {{expected 4 for loops after '#pragma omp parallel for', but found only 1}}
90 // expected-error@+1 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
91 #pragma omp parallel for ordered(foobool(1) > 0 ? 1 : 2)
92   for (int i = 4; i < 12; i++)
93     argv[0][i] = argv[0][i] - argv[0][i - 4];
94 // expected-error@+3 {{integral constant expression}} expected-note@+3 0+{{constant expression}}
95 // expected-error@+2 2 {{directive '#pragma omp parallel for' cannot contain more than one 'ordered' clause}}
96 // expected-error@+1 {{argument to 'ordered' clause must be a strictly positive integer value}}
97 #pragma omp parallel for ordered(foobool(argc)), ordered(true), ordered(-5)
98   for (int i = 4; i < 12; i++)
99     argv[0][i] = argv[0][i] - argv[0][i - 4];
100 #pragma omp parallel for ordered(S1) // expected-error {{'S1' does not refer to a value}}
101   for (int i = 4; i < 12; i++)
102     argv[0][i] = argv[0][i] - argv[0][i - 4];
103 #if __cplusplus <= 199711L
104 // expected-error@+4 {{integral constant expression}} expected-note@+4 0+{{constant expression}}
105 #else
106 // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
107 #endif
108 #pragma omp parallel for ordered(argv[1] = 2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
109   for (int i = 4; i < 12; i++)
110     argv[0][i] = argv[0][i] - argv[0][i - 4];
111 // expected-error@+3 {{statement after '#pragma omp parallel for' must be a for loop}}
112 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
113 #pragma omp parallel for ordered(ordered(tmain < int, char, -1, -2 > (argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
114   foo();
115 #pragma omp parallel for ordered(2) // expected-note {{as specified in 'ordered' clause}}
116   foo();                            // expected-error {{expected 2 for loops after '#pragma omp parallel for'}}
117   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}
118   return tmain<int, char, 1, 0>(argc, argv);
119 }
120 
121