clang/test/OpenMP/target_teams_distribute_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 teams distribute num_teams(C)
  19   for (int i=0; i<100; i++) foo();
  20 #pragma omp target teams distribute num_teams(T) // expected-error {{'T' does not refer to a value}}
  21   for (int i=0; i<100; i++) foo();
  22 #pragma omp target teams distribute num_teams // expected-error {{expected '(' after 'num_teams'}}
  23   for (int i=0; i<100; i++) foo();
  24 #pragma omp target teams distribute num_teams( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  25   for (int i=0; i<100; i++) foo();
  26 #pragma omp target teams distribute num_teams() // expected-error {{expected expression}}
  27   for (int i=0; i<100; i++) foo();
  28 #pragma omp target teams distribute num_teams(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  29   for (int i=0; i<100; i++) foo();
  30 #pragma omp target teams distribute num_teams(argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}}
  31   for (int i=0; i<100; i++) foo();
  32 #pragma omp target teams distribute num_teams(argc > 0 ? a[1] : a[2]) // expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}
  33   for (int i=0; i<100; i++) foo();
  34 #pragma omp target teams distribute num_teams(argc + argc + z)
  35   for (int i=0; i<100; i++) foo();
  36 #pragma omp target teams distribute num_teams(argc), num_teams (argc+1) // expected-error {{directive '#pragma omp target teams distribute' cannot contain more than one 'num_teams' clause}}
  37   for (int i=0; i<100; i++) foo();
  38 #pragma omp target teams distribute num_teams(S1) // expected-error {{'S1' does not refer to a value}}
  39   for (int i=0; i<100; i++) foo();
  40 #pragma omp target teams distribute num_teams(-2) // expected-error {{argument to 'num_teams' clause must be a strictly positive integer value}}
  41   for (int i=0; i<100; i++) foo();
  42 #pragma omp target teams distribute num_teams(-10u)
  43   for (int i=0; i<100; i++) foo();
  44 #pragma omp target teams distribute num_teams(3.14) // expected-error 2 {{expression must have integral or unscoped enumeration type, not 'double'}}
  45   for (int i=0; i<100; i++) foo();
  46
  47 #pragma omp target teams distribute num_teams(1, 2, 3) // expected-error {{only one expression allowed in 'num_teams' clause}}
  48   for (int i=0; i<100; i++) foo();
  49
  50 #pragma omp target teams distribute thread_limit(1, 2, 3) // expected-error {{only one expression allowed in 'thread_limit' clause}}
  51   for (int i=0; i<100; i++) foo();
  52
  53 #pragma omp target teams ompx_bare num_teams(1, 2, 3, 4) thread_limit(1) // expected-error {{at most three expressions are allowed in 'num_teams' clause in 'target teams ompx_bare' construct}}
  54   for (int i=0; i<100; i++) foo();
  55
  56 #pragma omp target teams ompx_bare num_teams(1) thread_limit(1, 2, 3, 4) // expected-error {{at most three expressions are allowed in 'thread_limit' clause in 'target teams ompx_bare' construct}}
  57   for (int i=0; i<100; i++) foo();
  58
  59   return 0;
  60 }
  61
  62 int main(int argc, char **argv) {
  63   int z;
  64 #pragma omp target teams distribute num_teams // expected-error {{expected '(' after 'num_teams'}}
  65   for (int i=0; i<100; i++) foo();
  66
  67 #pragma omp target teams distribute num_teams ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  68   for (int i=0; i<100; i++) foo();
  69
  70 #pragma omp target teams distribute num_teams () // expected-error {{expected expression}}
  71   for (int i=0; i<100; i++) foo();
  72
  73 #pragma omp target teams distribute num_teams (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  74   for (int i=0; i<100; i++) foo();
  75
  76 #pragma omp target teams distribute num_teams (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute' are ignored}}
  77   for (int i=0; i<100; i++) foo();
  78
  79 #pragma omp target teams distribute num_teams (argc > 0 ? argv[1] : argv[2]) // expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}
  80   for (int i=0; i<100; i++) foo();
  81
  82 #pragma omp target teams distribute num_teams (argc + argc+z)
  83   for (int i=0; i<100; i++) foo();
  84
  85 #pragma omp target teams distribute num_teams (argc), num_teams (argc+1) // expected-error {{directive '#pragma omp target teams distribute' cannot contain more than one 'num_teams' clause}}
  86   for (int i=0; i<100; i++) foo();
  87
  88 #pragma omp target teams distribute num_teams (S1) // expected-error {{'S1' does not refer to a value}}
  89   for (int i=0; i<100; i++) foo();
  90
  91 #pragma omp target teams distribute num_teams (-2) // expected-error {{argument to 'num_teams' clause must be a strictly positive integer value}}
  92   for (int i=0; i<100; i++) foo();
  93
  94 #pragma omp target teams distribute num_teams (-10u)
  95   for (int i=0; i<100; i++) foo();
  96
  97 #pragma omp target teams distribute num_teams (3.14) // expected-error {{expression must have integral or unscoped enumeration type, not 'double'}}
  98   for (int i=0; i<100; i++) foo();
  99
 100 #pragma omp target teams distribute num_teams(1, 2, 3) // expected-error {{only one expression allowed in 'num_teams' clause}}
 101   for (int i=0; i<100; i++) foo();
 102
 103 #pragma omp target teams distribute thread_limit(1, 2, 3) // expected-error {{only one expression allowed in 'thread_limit' clause}}
 104   for (int i=0; i<100; i++) foo();
 105
 106 #pragma omp target teams ompx_bare num_teams(1, 2, 3, 4) thread_limit(1) // expected-error {{at most three expressions are allowed in 'num_teams' clause in 'target teams ompx_bare' construct}}
 107   for (int i=0; i<100; i++) foo();
 108
 109 #pragma omp target teams ompx_bare num_teams(1) thread_limit(1, 2, 3, 4) // expected-error {{at most three expressions are allowed in 'thread_limit' clause in 'target teams ompx_bare' construct}}
 110   for (int i=0; i<100; i++) foo();
 111
 112   return tmain<int, 10>(argc); // expected-note {{in instantiation of function template specialization 'tmain<int, 10>' requested here}}
 113 }