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 
16   return argc;
17 }
18 
19 struct S1;
20 
21 template <class T, typename S, int N, int ST>
22 T tmain(T argc, S **argv) {
23 #pragma omp target parallel for ordered
24   for (int i = ST; i < N; i++)
25     argv[0][i] = argv[0][i] - argv[0][i - ST];
26 #pragma omp target parallel for ordered( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
27   for (int i = ST; i < N; i++)
28     argv[0][i] = argv[0][i] - argv[0][i - ST];
29 #pragma omp target parallel for ordered() // expected-error {{expected expression}}
30   for (int i = ST; i < N; i++)
31     argv[0][i] = argv[0][i] - argv[0][i - ST];
32 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
33 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
34 #pragma omp target parallel for ordered(argc
35   for (int i = ST; i < N; i++)
36     argv[0][i] = argv[0][i] - argv[0][i - ST];
37 // expected-error@+1 2 {{argument to 'ordered' clause must be a strictly positive integer value}}
38 #pragma omp target parallel for ordered(ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
39   for (int i = ST; i < N; i++)
40     argv[0][i] = argv[0][i] - argv[0][i - ST];
41 #pragma omp target parallel for ordered(1)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}
42   for (int i = ST; i < N; i++)
43     argv[0][i] = argv[0][i] - argv[0][i - ST];
44 #pragma omp target parallel for ordered((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'ordered' clause}}
45   for (int i = ST; i < N; i++)
46     argv[0][i] = argv[0][i] - argv[0][i - ST]; // expected-error 2 {{expected 2 for loops after '#pragma omp target parallel for', but found only 1}}
47 
48 // expected-error@+3 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'ordered' clause}}
49 // expected-error@+2 {{argument to 'ordered' clause must be a strictly positive integer value}}
50 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
51 #pragma omp target parallel for ordered(foobool(argc)), ordered(true), ordered(-5)
52   for (int i = ST; i < N; i++)
53     argv[0][i] = argv[0][i] - argv[0][i - ST];
54 #pragma omp target parallel for ordered(S) // expected-error {{'S' does not refer to a value}}
55   for (int i = ST; i < N; i++)
56     argv[0][i] = argv[0][i] - argv[0][i - ST];
57 #if __cplusplus >= 201103L
58   // expected-error@+4 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
59 #else
60   // expected-error@+2 2 {{integral constant expression}} expected-note@+2 0+{{constant expression}}
61 #endif
62 #pragma omp target parallel for ordered(argv[1] = 2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
63   for (int i = ST; i < N; i++)
64     argv[0][i] = argv[0][i] - argv[0][i - ST];
65 #pragma omp target parallel for ordered(1)
66   for (int i = ST; i < N; i++)
67     argv[0][i] = argv[0][i] - argv[0][i - ST];
68 #pragma omp target parallel for ordered(N) // expected-error {{argument to 'ordered' clause must be a strictly positive integer value}}
69   for (T i = ST; i < N; i++)
70     argv[0][i] = argv[0][i] - argv[0][i - ST];
71 #pragma omp target parallel for ordered(2) // expected-note {{as specified in 'ordered' clause}}
72   foo();                            // expected-error {{expected 2 for loops after '#pragma omp target parallel for'}}
73   return argc;
74 }
75 
76 int main(int argc, char **argv) {
77 #pragma omp target parallel for ordered
78   for (int i = 4; i < 12; i++)
79     argv[0][i] = argv[0][i] - argv[0][i - 4];
80 #pragma omp target parallel for ordered( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
81   for (int i = 4; i < 12; i++)
82     argv[0][i] = argv[0][i] - argv[0][i - 4];
83 #pragma omp target parallel for ordered() // expected-error {{expected expression}}
84   for (int i = 4; i < 12; i++)
85     argv[0][i] = argv[0][i] - argv[0][i - 4];
86 #pragma omp target parallel for ordered(4 // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{as specified in 'ordered' clause}}
87   for (int i = 4; i < 12; i++)
88     argv[0][i] = argv[0][i] - argv[0][i - 4]; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
89 #pragma omp target parallel for ordered(2 + 2))      // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}  expected-note {{as specified in 'ordered' clause}}
90   for (int i = 4; i < 12; i++)
91     argv[0][i] = argv[0][i] - argv[0][i - 4];            // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
92 
93 #pragma omp target parallel for ordered(foobool(1) > 0 ? 1 : 2) // expected-error {{integral constant expression}} expected-note 0+{{constant expression}}
94   for (int i = 4; i < 12; i++)
95     argv[0][i] = argv[0][i] - argv[0][i - 4];
96 
97 // expected-error@+3 {{integral constant expression}} expected-note@+3 0+{{constant expression}}
98 // expected-error@+2 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'ordered' clause}}
99 // expected-error@+1 {{argument to 'ordered' clause must be a strictly positive integer value}}
100 #pragma omp target parallel for ordered(foobool(argc)), ordered(true), ordered(-5)
101   for (int i = 4; i < 12; i++)
102     argv[0][i] = argv[0][i] - argv[0][i - 4];
103 #pragma omp target parallel for ordered(S1) // expected-error {{'S1' does not refer to a value}}
104   for (int i = 4; i < 12; i++)
105     argv[0][i] = argv[0][i] - argv[0][i - 4];
106 #if __cplusplus >= 201103L
107   // expected-error@+4 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
108 #else
109   // expected-error@+2 {{integral constant expression}} expected-note@+2 0+{{constant expression}}
110 #endif
111 #pragma omp target parallel for ordered(argv[1] = 2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
112   for (int i = 4; i < 12; i++)
113     argv[0][i] = argv[0][i] - argv[0][i - 4];
114 // expected-error@+3 {{statement after '#pragma omp target parallel for' must be a for loop}}
115 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
116 #pragma omp target parallel for ordered(ordered(tmain < int, char, -1, -2 > (argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
117   foo();
118 #pragma omp target parallel for ordered(2) // expected-note {{as specified in 'ordered' clause}}
119   foo();                            // expected-error {{expected 2 for loops after '#pragma omp target parallel for'}}
120   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}
121   return tmain<int, char, 1, 0>(argc, argv);
122 }
123 
124