1 // RUN: %clang_cc1 -verify -fopenmp %s
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 %s
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 %s
4
foo()5 void foo() {
6 }
7
8 #if __cplusplus >= 201103L
9 // expected-note@+2 4 {{declared here}}
10 #endif
foobool(int argc)11 bool foobool(int argc) {
12 return argc;
13 }
14
15 struct S1; // expected-note {{declared here}}
16
17 template <class T, typename S, int N, int ST> // expected-note {{declared here}}
tmain(T argc,S ** argv)18 T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
19 #pragma omp target parallel for simd simdlen // expected-error {{expected '(' after 'simdlen'}}
20 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
21
22 #pragma omp target parallel for simd simdlen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
23 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
24
25 #pragma omp target parallel for simd simdlen () // expected-error {{expected expression}}
26 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
27
28 // expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
29 // expected-error@+2 2 {{expression is not an integral constant expression}}
30 // expected-note@+1 2 {{read of non-const variable 'argc' is not allowed in a constant expression}}
31 #pragma omp target parallel for simd simdlen (argc
32 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
33
34 // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
35 #pragma omp target parallel for simd simdlen (ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
36 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
37
38 #pragma omp target parallel for simd simdlen (1)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
39 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
40
41 #pragma omp target parallel for simd simdlen ((ST > 0) ? 1 + ST : 2)
42 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
43
44 // expected-error@+6 2 {{directive '#pragma omp target parallel for simd' cannot contain more than one 'simdlen' clause}}
45 // expected-error@+5 2 {{argument to 'simdlen' clause must be a strictly positive integer value}}
46 // expected-error@+4 2 {{expression is not an integral constant expression}}
47 #if __cplusplus >= 201103L
48 // expected-note@+2 2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
49 #endif
50 #pragma omp target parallel for simd simdlen (foobool(argc)), simdlen (true), simdlen (-5)
51 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
52
53 #pragma omp target parallel for simd simdlen (S) // expected-error {{'S' does not refer to a value}}
54 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
55
56 #if __cplusplus <= 199711L
57 // expected-error@+4 2 {{expression is not an integral constant expression}}
58 #else
59 // expected-error@+2 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
60 #endif
61 #pragma omp target parallel for simd simdlen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
62 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
63
64 #pragma omp target parallel for simd simdlen (4)
65 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
66
67 #pragma omp target parallel for simd simdlen (N) // expected-error {{argument to 'simdlen' clause must be a strictly positive integer value}}
68 for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
69
70 #pragma omp target parallel for simd simdlen (2), safelen (4) // OK
71 for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
72
73 #pragma omp target parallel for simd simdlen (4), safelen (4) // OK
74 for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
75
76 #pragma omp target parallel for simd simdlen (8), safelen (4) // expected-error{{the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter}}
77 for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
78
79 return argc;
80 }
81
main(int argc,char ** argv)82 int main(int argc, char **argv) {
83 #pragma omp target parallel for simd simdlen // expected-error {{expected '(' after 'simdlen'}}
84 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
85
86 #pragma omp target parallel for simd simdlen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
87 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
88
89 #pragma omp target parallel for simd simdlen () // expected-error {{expected expression}}
90 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
91
92 #pragma omp target parallel for simd simdlen (4 // expected-error {{expected ')'}} expected-note {{to match this '('}}
93 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
94
95 #pragma omp target parallel for simd simdlen (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for simd' are ignored}}
96 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
97
98 // expected-error@+4 {{expression is not an integral constant expression}}
99 #if __cplusplus >= 201103L
100 // expected-note@+2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
101 #endif
102 #pragma omp target parallel for simd simdlen (foobool(1) > 0 ? 1 : 2)
103 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
104
105 // expected-error@+6 {{expression is not an integral constant expression}}
106 #if __cplusplus >= 201103L
107 // expected-note@+4 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
108 #endif
109 // expected-error@+2 2 {{directive '#pragma omp target parallel for simd' cannot contain more than one 'simdlen' clause}}
110 // expected-error@+1 2 {{argument to 'simdlen' clause must be a strictly positive integer value}}
111 #pragma omp target parallel for simd simdlen (foobool(argc)), simdlen (true), simdlen (-5)
112 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
113
114 #pragma omp target parallel for simd simdlen (S1) // expected-error {{'S1' does not refer to a value}}
115 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
116
117 #if __cplusplus <= 199711L
118 // expected-error@+4 {{expression is not an integral constant expression}}
119 #else
120 // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
121 #endif
122 #pragma omp target parallel for simd simdlen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
123 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
124
125 // expected-error@+3 {{statement after '#pragma omp target parallel for simd' must be a for loop}}
126 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
127 #pragma omp target parallel for simd simdlen(simdlen(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
128 foo();
129
130 #pragma omp target parallel for simd simdlen (2), safelen (4) // OK
131 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
132
133 #pragma omp target parallel for simd simdlen (4), safelen (4) // OK
134 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
135
136 #pragma omp target parallel for simd simdlen (8), safelen (4) // expected-error{{the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter}}
137 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
138
139 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 12, 4>' requested here}}
140 return tmain<int, char, 12, 4>(argc, argv);
141 }
142
143