clang/test/OpenMP/teams_num_teams_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 100 -o - %s -Wuninitialized
   2
   3 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -ferror-limit 100 -o - %s -Wuninitialized
   4
   5 void foo() {
   6 }
   7
   8 bool foobool(int argc) {
   9   return argc;
  10 }
  11
  12 struct S1; // expected-note 2 {{declared here}}
  13
  14 template <typename T, int C> // expected-note {{declared here}}
  15 T tmain(T argc) {
  16   char **a;
  17   T z;
  18 #pragma omp target
  19 #pragma omp teams num_teams(C)
  20   foo();
  21 #pragma omp target
  22 #pragma omp teams num_teams(T) // expected-error {{'T' does not refer to a value}}
  23   foo();
  24 #pragma omp target
  25 #pragma omp teams num_teams // expected-error {{expected '(' after 'num_teams'}}
  26   foo();
  27 #pragma omp target
  28 #pragma omp teams num_teams( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  29   foo();
  30 #pragma omp target
  31 #pragma omp teams num_teams() // expected-error {{expected expression}}
  32   foo();
  33 #pragma omp target
  34 #pragma omp teams num_teams(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  35   foo();
  36 #pragma omp target
  37 #pragma omp teams num_teams(argc)) // expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
  38   foo();
  39 #pragma omp target
  40 #pragma omp teams num_teams(argc > 0 ? a[1] : a[2]) // expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}
  41   foo();
  42 #pragma omp target
  43 #pragma omp teams num_teams(argc + argc+z)
  44   foo();
  45 #pragma omp target
  46 #pragma omp teams num_teams(argc), num_teams (argc+1) // expected-error {{directive '#pragma omp teams' cannot contain more than one 'num_teams' clause}}
  47   foo();
  48 #pragma omp target
  49 #pragma omp teams num_teams(S1) // expected-error {{'S1' does not refer to a value}}
  50   foo();
  51 #pragma omp target
  52 #pragma omp teams num_teams(-2) // expected-error {{argument to 'num_teams' clause must be a strictly positive integer value}}
  53   foo();
  54 #pragma omp target
  55 #pragma omp teams num_teams(-10u)
  56   foo();
  57 #pragma omp target
  58 #pragma omp teams num_teams(3.14) // expected-error 2 {{expression must have integral or unscoped enumeration type, not 'double'}}
  59   foo();
  60 #pragma omp target
  61 #pragma omp teams num_teams (1, 2, 3) // expected-error {{only one expression allowed in 'num_teams' clause}}
  62   foo();
  63 #pragma omp target
  64 #pragma omp teams thread_limit(1, 2, 3) // expected-error {{only one expression allowed in 'thread_limit' clause}}
  65   foo();
  66
  67   return 0;
  68 }
  69
  70 int main(int argc, char **argv) {
  71   int z;
  72 #pragma omp target
  73 #pragma omp teams num_teams // expected-error {{expected '(' after 'num_teams'}}
  74   foo();
  75
  76 #pragma omp target
  77 #pragma omp teams num_teams ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  78   foo();
  79
  80 #pragma omp target
  81 #pragma omp teams num_teams () // expected-error {{expected expression}}
  82   foo();
  83
  84 #pragma omp target
  85 #pragma omp teams num_teams (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  86   foo();
  87
  88 #pragma omp target
  89 #pragma omp teams num_teams (argc)) // expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
  90   foo();
  91
  92 #pragma omp target
  93 #pragma omp teams num_teams (argc > 0 ? argv[1] : argv[2]) // expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}
  94   foo();
  95
  96 #pragma omp target
  97 #pragma omp teams num_teams (argc + argc-z)
  98   foo();
  99
 100 #pragma omp target
 101 #pragma omp teams num_teams (argc), num_teams (argc+1) // expected-error {{directive '#pragma omp teams' cannot contain more than one 'num_teams' clause}}
 102   foo();
 103
 104 #pragma omp target
 105 #pragma omp teams num_teams (S1) // expected-error {{'S1' does not refer to a value}}
 106   foo();
 107
 108 #pragma omp target
 109 #pragma omp teams num_teams (-2) // expected-error {{argument to 'num_teams' clause must be a strictly positive integer value}}
 110   foo();
 111
 112 #pragma omp target
 113 #pragma omp teams num_teams (-10u)
 114   foo();
 115
 116 #pragma omp target
 117 #pragma omp teams num_teams (3.14) // expected-error {{expression must have integral or unscoped enumeration type, not 'double'}}
 118   foo();
 119
 120 #pragma omp target
 121 #pragma omp teams num_teams (1, 2, 3) // expected-error {{only one expression allowed in 'num_teams' clause}}
 122   foo();
 123
 124 #pragma omp target
 125 #pragma omp teams thread_limit(1, 2, 3) // expected-error {{only one expression allowed in 'thread_limit' clause}}
 126   foo();
 127
 128   return tmain<int, 10>(argc); // expected-note {{in instantiation of function template specialization 'tmain<int, 10>' requested here}}
 129 }