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 master taskloop simd simdlen // expected-error {{expected '(' after 'simdlen'}}
23   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
24   #pragma omp parallel master taskloop simd simdlen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
25   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
26   #pragma omp parallel master taskloop simd simdlen () // expected-error {{expected expression}}
27   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
28   // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
29   // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
30   #pragma omp parallel master taskloop simd simdlen (argc
31   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
32   // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
33   #pragma omp parallel master taskloop simd simdlen (ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
34   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
35   #pragma omp parallel master taskloop simd simdlen (1)) // expected-warning {{extra tokens at the end of '#pragma omp parallel master taskloop simd' are ignored}}
36   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
37   #pragma omp parallel master taskloop simd simdlen ((ST > 0) ? 1 + ST : 2)
38   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
39   // expected-error@+3 2 {{directive '#pragma omp parallel master taskloop simd' cannot contain more than one 'simdlen' clause}}
40   // expected-error@+2 {{argument to 'simdlen' clause must be a strictly positive integer value}}
41   // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
42   #pragma omp parallel master taskloop simd simdlen (foobool(argc)), simdlen (true), simdlen (-5)
43   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
44   #pragma omp parallel master taskloop simd simdlen (S) // expected-error {{'S' does not refer to a value}}
45   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
46 #if __cplusplus <= 199711L
47   // expected-error@+4 2 {{integral constant expression}} expected-note@+4 0+{{constant expression}}
48 #else
49   // expected-error@+2 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
50 #endif
51   #pragma omp parallel master taskloop simd simdlen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
52   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
53   #pragma omp parallel master taskloop simd simdlen (4)
54   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
55   #pragma omp parallel master taskloop simd simdlen (N) // expected-error {{argument to 'simdlen' clause must be a strictly positive integer value}}
56   for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
57   return argc;
58 }
59 
60 int main(int argc, char **argv) {
61   #pragma omp parallel master taskloop simd simdlen // expected-error {{expected '(' after 'simdlen'}}
62   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
63   #pragma omp parallel master taskloop simd simdlen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
64   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
65   #pragma omp parallel master taskloop simd simdlen () // expected-error {{expected expression}}
66   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
67   #pragma omp parallel master taskloop simd simdlen (4 // expected-error {{expected ')'}} expected-note {{to match this '('}}
68   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
69   #pragma omp parallel master taskloop simd simdlen (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp parallel master taskloop simd' are ignored}}
70   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
71   // expected-error@+1 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
72   #pragma omp parallel master taskloop simd simdlen (foobool(1) > 0 ? 1 : 2)
73   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
74   // expected-error@+3 {{integral constant expression}} expected-note@+3 0+{{constant expression}}
75   // expected-error@+2 2 {{directive '#pragma omp parallel master taskloop simd' cannot contain more than one 'simdlen' clause}}
76   // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
77   #pragma omp parallel master taskloop simd simdlen (foobool(argc)), simdlen (true), simdlen (-5)
78   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
79   #pragma omp parallel master taskloop simd simdlen (S1) // expected-error {{'S1' does not refer to a value}}
80   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
81 #if __cplusplus <= 199711L
82   // expected-error@+4 {{integral constant expression}} expected-note@+4 0+{{constant expression}}
83 #else
84   // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
85 #endif
86   #pragma omp parallel master taskloop simd simdlen (argv[1]=2) // 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   // expected-error@+3 {{statement after '#pragma omp parallel master taskloop simd' must be a for loop}}
89   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
90   #pragma omp parallel master taskloop simd simdlen(simdlen(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
91   foo();
92   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 12, 4>' requested here}}
93   return tmain<int, char, 12, 4>(argc, argv);
94 }
95 
96