clang/test/OpenMP/target_teams_distribute_simd_simdlen_messages.cpp

   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
  23 #pragma omp target teams distribute simd safelen // expected-error {{expected '(' after 'safelen'}}
  24   for (int i = ST; i < N; i++)
  25     argv[0][i] = argv[0][i] - argv[0][i-ST];
  26
  27 #pragma omp target teams distribute simd safelen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  28   for (int i = ST; i < N; i++)
  29     argv[0][i] = argv[0][i] - argv[0][i-ST];
  30
  31 #pragma omp target teams distribute simd safelen () // expected-error {{expected expression}}
  32   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
  33
  34 #pragma omp target teams distribute simd safelen (argc // expected-note {{to match this '('}} expected-error 2 {{integral constant expression}} expected-note 0+{{constant expression}} expected-error {{expected ')'}}
  35   for (int i = ST; i < N; i++)
  36     argv[0][i] = argv[0][i] - argv[0][i-ST];
  37
  38 #pragma omp target teams distribute simd safelen (ST // expected-error {{argument to 'safelen' clause must be a strictly positive integer value}} 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
  42 #pragma omp target teams distribute simd safelen (1)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}}
  43   for (int i = ST; i < N; i++)
  44      argv[0][i] = argv[0][i] - argv[0][i-ST];
  45
  46 #pragma omp target teams distribute simd safelen ((ST > 0) ? 1 + ST : 2)
  47   for (int i = ST; i < N; i++)
  48     argv[0][i] = argv[0][i] - argv[0][i-ST];
  49
  50 // expected-error@+3 2 {{directive '#pragma omp target teams distribute simd' cannot contain more than one 'safelen' clause}}
  51 // expected-error@+2 {{argument to 'safelen' clause must be a strictly positive integer value}}
  52 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
  53 #pragma omp target teams distribute simd safelen (foobool(argc)), safelen (true), safelen (-5)
  54   for (int i = ST; i < N; i++)
  55     argv[0][i] = argv[0][i] - argv[0][i-ST];
  56
  57 #pragma omp target teams distribute simd safelen (S) // expected-error {{'S' does not refer to a value}}
  58   for (int i = ST; i < N; i++)
  59     argv[0][i] = argv[0][i] - argv[0][i-ST];
  60
  61 #if __cplusplus <= 199711L
  62   // expected-error@+4 2 {{integral constant expression}} expected-note@+4 0+{{constant expression}}
  63 #else
  64   // expected-error@+2 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
  65 #endif
  66 #pragma omp target teams distribute simd safelen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  67   for (int i = ST; i < N; i++)
  68     argv[0][i] = argv[0][i] - argv[0][i-ST];
  69
  70 #pragma omp target teams distribute simd safelen (4)
  71   for (int i = ST; i < N; i++)
  72     argv[0][i] = argv[0][i] - argv[0][i-ST];
  73
  74 #pragma omp target teams distribute simd safelen (N) // expected-error {{argument to 'safelen' clause must be a strictly positive integer value}}
  75   for (T i = ST; i < N; i++)
  76     argv[0][i] = argv[0][i] - argv[0][i-ST];
  77
  78   return argc;
  79 }
  80
  81 int main(int argc, char **argv) {
  82 #pragma omp target teams distribute simd safelen // expected-error {{expected '(' after 'safelen'}}
  83   for (int i = 4; i < 12; i++)
  84     argv[0][i] = argv[0][i] - argv[0][i-4];
  85
  86 #pragma omp target teams distribute simd safelen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  87   for (int i = 4; i < 12; i++)
  88     argv[0][i] = argv[0][i] - argv[0][i-4];
  89
  90 #pragma omp target teams distribute simd safelen () // expected-error {{expected expression}}
  91   for (int i = 4; i < 12; i++)
  92     argv[0][i] = argv[0][i] - argv[0][i-4];
  93
  94 #pragma omp target teams distribute simd safelen (4 // expected-error {{expected ')'}} expected-note {{to match this '('}}
  95   for (int i = 4; i < 12; i++)
  96     argv[0][i] = argv[0][i] - argv[0][i-4];
  97
  98 #pragma omp target teams distribute simd safelen (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute simd' are ignored}}
  99   for (int i = 4; i < 12; i++)
 100     argv[0][i] = argv[0][i] - argv[0][i-4];
 101
 102
 103 #pragma omp target teams distribute simd safelen (foobool(1) > 0 ? 1 : 2) // expected-error {{integral constant expression}} expected-note 0+{{constant expression}}
 104   for (int i = 4; i < 12; i++)
 105     argv[0][i] = argv[0][i] - argv[0][i-4];
 106
 107 // expected-error@+3 {{argument to 'safelen' clause must be a strictly positive integer value}}
 108 // expected-error@+2 2 {{directive '#pragma omp target teams distribute simd' cannot contain more than one 'safelen' clause}}
 109 // expected-error@+1 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
 110 #pragma omp target teams distribute simd safelen (foobool(argc)), safelen (true), safelen (-5)
 111   for (int i = 4; i < 12; i++)
 112     argv[0][i] = argv[0][i] - argv[0][i-4];
 113
 114 #pragma omp target teams distribute simd safelen (S1) // expected-error {{'S1' does not refer to a value}}
 115   for (int i = 4; i < 12; i++)
 116     argv[0][i] = argv[0][i] - argv[0][i-4];
 117
 118 #if __cplusplus <= 199711L
 119   // expected-error@+4 {{integral constant expression}} expected-note@+4 0+{{constant expression}}
 120 #else
 121   // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
 122 #endif
 123 #pragma omp target teams distribute simd safelen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
 124   for (int i = 4; i < 12; i++)
 125     argv[0][i] = argv[0][i] - argv[0][i-4];
 126
 127   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
 128 #pragma omp target teams distribute simd safelen(safelen(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
 129   foo(); // expected-error {{statement after '#pragma omp target teams distribute simd' must be a for loop}}
 130
 131   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 12, 4>' requested here}}
 132   return tmain<int, char, 12, 4>(argc, argv);
 133 }
 134