clang/test/OpenMP/teams_distribute_simd_safelen_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
  24 #pragma omp teams distribute simd safelen // expected-error {{expected '(' after 'safelen'}}
  25   for (int i = ST; i < N; i++)
  26     argv[0][i] = argv[0][i] - argv[0][i-ST];
  27
  28 #pragma omp target
  29 #pragma omp teams distribute simd safelen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  30   for (int i = ST; i < N; i++)
  31     argv[0][i] = argv[0][i] - argv[0][i-ST];
  32
  33 #pragma omp target
  34 #pragma omp teams distribute simd safelen () // expected-error {{expected expression}}
  35   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
  36
  37 #pragma omp target
  38 #pragma omp teams distribute simd safelen (argc  // expected-note {{to match this '('}} expected-error 2 {{integral constant expression}} expected-note 0+{{constant expression}} expected-error {{expected ')'}}
  39   for (int i = ST; i < N; i++)
  40     argv[0][i] = argv[0][i] - argv[0][i-ST];
  41
  42 #pragma omp target
  43 #pragma omp 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 '('}}
  44   for (int i = ST; i < N; i++)
  45     argv[0][i] = argv[0][i] - argv[0][i-ST];
  46
  47 #pragma omp target
  48 #pragma omp teams distribute simd safelen (1)) // expected-warning {{extra tokens at the end of '#pragma omp teams distribute simd' are ignored}}
  49   for (int i = ST; i < N; i++)
  50      argv[0][i] = argv[0][i] - argv[0][i-ST];
  51
  52 #pragma omp target
  53 #pragma omp teams distribute simd safelen ((ST > 0) ? 1 + ST : 2)
  54   for (int i = ST; i < N; i++)
  55     argv[0][i] = argv[0][i] - argv[0][i-ST];
  56
  57 #pragma omp target
  58 // expected-error@+3 2 {{directive '#pragma omp teams distribute simd' cannot contain more than one 'safelen' clause}}
  59 // expected-error@+2 {{argument to 'safelen' clause must be a strictly positive integer value}}
  60 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
  61 #pragma omp teams distribute simd safelen (foobool(argc)), safelen (true), safelen (-5)
  62   for (int i = ST; i < N; i++)
  63     argv[0][i] = argv[0][i] - argv[0][i-ST];
  64
  65 #pragma omp target
  66 #pragma omp teams distribute simd safelen (S) // expected-error {{'S' does not refer to a value}}
  67   for (int i = ST; i < N; i++)
  68     argv[0][i] = argv[0][i] - argv[0][i-ST];
  69
  70 #if __cplusplus <= 199711L
  71   // expected-error@+5 2 {{integral constant expression}} expected-note@+5 0+{{constant expression}}
  72 #else
  73   // expected-error@+3 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
  74 #endif
  75 #pragma omp target
  76 #pragma omp teams distribute simd safelen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  77   for (int i = ST; i < N; i++)
  78     argv[0][i] = argv[0][i] - argv[0][i-ST];
  79
  80 #pragma omp target
  81 #pragma omp teams distribute simd safelen (4)
  82   for (int i = ST; i < N; i++)
  83     argv[0][i] = argv[0][i] - argv[0][i-ST];
  84
  85 #pragma omp target
  86 #pragma omp teams distribute simd safelen (N) // expected-error {{argument to 'safelen' clause must be a strictly positive integer value}}
  87   for (T i = ST; i < N; i++)
  88     argv[0][i] = argv[0][i] - argv[0][i-ST];
  89
  90   return argc;
  91 }
  92
  93 int main(int argc, char **argv) {
  94 #pragma omp target
  95 #pragma omp teams distribute simd safelen // expected-error {{expected '(' after 'safelen'}}
  96   for (int i = 4; i < 12; i++)
  97     argv[0][i] = argv[0][i] - argv[0][i-4];
  98
  99 #pragma omp target
 100 #pragma omp teams distribute simd safelen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 101   for (int i = 4; i < 12; i++)
 102     argv[0][i] = argv[0][i] - argv[0][i-4];
 103
 104 #pragma omp target
 105 #pragma omp teams distribute simd safelen () // expected-error {{expected expression}}
 106   for (int i = 4; i < 12; i++)
 107     argv[0][i] = argv[0][i] - argv[0][i-4];
 108
 109 #pragma omp target
 110 #pragma omp teams distribute simd safelen (4 // expected-error {{expected ')'}} expected-note {{to match this '('}}
 111   for (int i = 4; i < 12; i++)
 112     argv[0][i] = argv[0][i] - argv[0][i-4];
 113
 114 #pragma omp target
 115 #pragma omp teams distribute simd safelen (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp teams distribute simd' are ignored}}
 116   for (int i = 4; i < 12; i++)
 117     argv[0][i] = argv[0][i] - argv[0][i-4];
 118
 119
 120 #pragma omp target
 121 #pragma omp teams distribute simd safelen (foobool(1) > 0 ? 1 : 2) // expected-error {{integral constant expression}} expected-note 0+{{constant expression}}
 122   for (int i = 4; i < 12; i++)
 123     argv[0][i] = argv[0][i] - argv[0][i-4];
 124
 125 #pragma omp target
 126 // expected-error@+3 {{argument to 'safelen' clause must be a strictly positive integer value}}
 127 // expected-error@+2 2 {{directive '#pragma omp teams distribute simd' cannot contain more than one 'safelen' clause}}
 128 // expected-error@+1 {{integral constant expression}} expected-note@+1 0+{{constant expression}}
 129 #pragma omp teams distribute simd safelen (foobool(argc)), safelen (true), safelen (-5)
 130   for (int i = 4; i < 12; i++)
 131     argv[0][i] = argv[0][i] - argv[0][i-4];
 132
 133 #pragma omp target
 134 #pragma omp teams distribute simd safelen (S1) // expected-error {{'S1' does not refer to a value}}
 135   for (int i = 4; i < 12; i++)
 136     argv[0][i] = argv[0][i] - argv[0][i-4];
 137
 138 #if __cplusplus <= 199711L
 139   // expected-error@+5 {{integral constant expression}} expected-note@+5 0+{{constant expression}}
 140 #else
 141   // expected-error@+3 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
 142 #endif
 143 #pragma omp target
 144 #pragma omp teams distribute simd safelen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
 145   for (int i = 4; i < 12; i++)
 146     argv[0][i] = argv[0][i] - argv[0][i-4];
 147
 148   // expected-note@+2 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
 149 #pragma omp target
 150 #pragma omp teams distribute simd safelen(safelen(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
 151   foo(); // expected-error {{statement after '#pragma omp teams distribute simd' must be a for loop}}
 152
 153   // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 12, 4>' requested here}}
 154   return tmain<int, char, 12, 4>(argc, argv);
 155 }
 156