clang/test/OpenMP/teams_distribute_parallel_for_if_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -ferror-limit 100 %s -Wuninitialized
   2
   3 // RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=45 -ferror-limit 100 %s -Wuninitialized
   4
   5 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized
   6 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
   7
   8 void foo() {
   9 }
  10
  11 bool foobool(int argc) {
  12   return argc;
  13 }
  14
  15 void xxx(int argc) {
  16   int cond; // expected-note {{initialize the variable 'cond' to silence this warning}}
  17 #pragma omp target
  18 #pragma omp teams distribute parallel for if(cond) // expected-warning {{variable 'cond' is uninitialized when used here}}
  19   for (int i = 0; i < 10; ++i)
  20     ;
  21 }
  22
  23 struct S1; // expected-note {{declared here}}
  24
  25 template <class T, class S> // expected-note {{declared here}}
  26 int tmain(T argc, S **argv) {
  27   T i, z;
  28 #pragma omp target
  29 #pragma omp teams distribute parallel for if // expected-error {{expected '(' after 'if'}}
  30   for (i = 0; i < argc; ++i) foo();
  31 #pragma omp target
  32 #pragma omp teams distribute parallel for if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  33   for (i = 0; i < argc; ++i) foo();
  34 #pragma omp target
  35 #pragma omp teams distribute parallel for if () // expected-error {{expected expression}}
  36   for (i = 0; i < argc; ++i) foo();
  37 #pragma omp target
  38 #pragma omp teams distribute parallel for if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  39   for (i = 0; i < argc; ++i) foo();
  40 #pragma omp target
  41 #pragma omp teams distribute parallel for if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp teams distribute parallel for' are ignored}}
  42   for (i = 0; i < argc; ++i) foo();
  43 #pragma omp target
  44 #pragma omp teams distribute parallel for if (argc > 0 ? argv[1] : argv[2])
  45   for (i = 0; i < argc; ++i) foo();
  46 #pragma omp target
  47 #pragma omp teams distribute parallel for if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp teams distribute parallel for' cannot contain more than one 'if' clause}}
  48   for (i = 0; i < argc; ++i) foo();
  49 #pragma omp target
  50 #pragma omp teams distribute parallel for if (S) // expected-error {{'S' does not refer to a value}}
  51   for (i = 0; i < argc; ++i) foo();
  52 #pragma omp target
  53 #pragma omp teams distribute parallel for if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  54   for (i = 0; i < argc; ++i) foo();
  55 #pragma omp target
  56 #pragma omp teams distribute parallel for if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  57   for (i = 0; i < argc; ++i) foo();
  58 #pragma omp target
  59 #pragma omp teams distribute parallel for if(argc+z)
  60   for (i = 0; i < argc; ++i) foo();
  61 #pragma omp target
  62 #pragma omp teams distribute parallel for if(parallel // expected-error {{use of undeclared identifier 'parallel'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  63   for (i = 0; i < argc; ++i) foo();
  64 #pragma omp target
  65 #pragma omp teams distribute parallel for if(parallel : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  66   for (i = 0; i < argc; ++i) foo();
  67 #pragma omp target
  68 #pragma omp teams distribute parallel for if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  69   for (i = 0; i < argc; ++i) foo();
  70 #pragma omp target
  71 #pragma omp teams distribute parallel for if(parallel : argc)
  72   for (i = 0; i < argc; ++i) foo();
  73 #pragma omp target
  74 #pragma omp teams distribute parallel for if(parallel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp teams distribute parallel for'}}
  75   for (i = 0; i < argc; ++i) foo();
  76 #pragma omp target
  77 #pragma omp teams distribute parallel for if(parallel : argc) if (parallel:argc) // expected-error {{directive '#pragma omp teams distribute parallel for' cannot contain more than one 'if' clause with 'parallel' name modifier}}
  78   for (i = 0; i < argc; ++i) foo();
  79 #pragma omp target
  80 #pragma omp teams distribute parallel for if(parallel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}}
  81   for (i = 0; i < argc; ++i) foo();
  82 #pragma omp target
  83 #pragma omp teams distribute parallel for if(distribute : argc) // expected-error {{directive name modifier 'distribute' is not allowed for '#pragma omp teams distribute parallel for'}}
  84   for (i = 0; i < argc; ++i) foo();
  85
  86   return 0;
  87 }
  88
  89 int main(int argc, char **argv) {
  90   int i, z;
  91 #pragma omp target
  92 #pragma omp teams distribute parallel for if // expected-error {{expected '(' after 'if'}}
  93   for (i = 0; i < argc; ++i) foo();
  94 #pragma omp target
  95 #pragma omp teams distribute parallel for if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  96   for (i = 0; i < argc; ++i) foo();
  97 #pragma omp target
  98 #pragma omp teams distribute parallel for if () // expected-error {{expected expression}}
  99   for (i = 0; i < argc; ++i) foo();
 100 #pragma omp target
 101 #pragma omp teams distribute parallel for if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 102   for (i = 0; i < argc; ++i) foo();
 103 #pragma omp target
 104 #pragma omp teams distribute parallel for if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp teams distribute parallel for' are ignored}}
 105   for (i = 0; i < argc; ++i) foo();
 106 #pragma omp target
 107 #pragma omp teams distribute parallel for if (argc > 0 ? argv[1] : argv[2])
 108   for (i = 0; i < argc; ++i) foo();
 109 #pragma omp target
 110 #pragma omp teams distribute parallel for if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp teams distribute parallel for' cannot contain more than one 'if' clause}}
 111   for (i = 0; i < argc; ++i) foo();
 112 #pragma omp target
 113 #pragma omp teams distribute parallel for if (S1) // expected-error {{'S1' does not refer to a value}}
 114   for (i = 0; i < argc; ++i) foo();
 115 #pragma omp target
 116 #pragma omp teams distribute parallel for if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
 117   for (i = 0; i < argc; ++i) foo();
 118 #pragma omp target
 119 #pragma omp teams distribute parallel for if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
 120   for (i = 0; i < argc; ++i) foo();
 121 #pragma omp target
 122 #pragma omp teams distribute parallel for if (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}
 123   for (i = 0; i < argc; ++i) foo();
 124 #pragma omp target
 125 #pragma omp teams distribute parallel for if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 126   for (i = 0; i < argc; ++i) foo();
 127 #pragma omp target
 128 #pragma omp teams distribute parallel for if(parallel // expected-error {{use of undeclared identifier 'parallel'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 129   for (i = 0; i < argc; ++i) foo();
 130 #pragma omp target
 131 #pragma omp teams distribute parallel for if(parallel : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 132   for (i = 0; i < argc; ++i) foo();
 133 #pragma omp target
 134 #pragma omp teams distribute parallel for if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
 135   for (i = 0; i < argc; ++i) foo();
 136 #pragma omp target
 137 #pragma omp teams distribute parallel for if(parallel : argc + z)
 138   for (i = 0; i < argc; ++i) foo();
 139 #pragma omp target
 140 #pragma omp teams distribute parallel for if(parallel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp teams distribute parallel for'}}
 141   for (i = 0; i < argc; ++i) foo();
 142 #pragma omp target
 143 #pragma omp teams distribute parallel for if(parallel : argc) if (parallel:argc) // expected-error {{directive '#pragma omp teams distribute parallel for' cannot contain more than one 'if' clause with 'parallel' name modifier}}
 144   for (i = 0; i < argc; ++i) foo();
 145 #pragma omp target
 146 #pragma omp teams distribute parallel for if(parallel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}}
 147   for (i = 0; i < argc; ++i) foo();
 148 #pragma omp target
 149 #pragma omp teams distribute parallel for if(distribute : argc) // expected-error {{directive name modifier 'distribute' is not allowed for '#pragma omp teams distribute parallel for'}}
 150   for (i = 0; i < argc; ++i) foo();
 151
 152   return tmain(argc, argv);
 153 }