clang/test/OpenMP/taskloop_grainsize_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized
   2 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 -ferror-limit 100 %s -Wuninitialized
   3
   4 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
   5 // RUN: %clang_cc1 -verify -fopenmp-version=51 -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
   6
   7 void foo() {
   8 }
   9
  10 bool foobool(int argc) {
  11   return argc;
  12 }
  13
  14 struct S1; // expected-note {{declared here}}
  15
  16 template <class T, class S> // expected-note {{declared here}}
  17 int tmain(T argc, S **argv) {
  18   T z;
  19   #pragma omp taskloop grainsize // expected-error {{expected '(' after 'grainsize'}}
  20   for (int i = 0; i < 10; ++i)
  21     foo();
  22   #pragma omp taskloop grainsize ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  23   for (int i = 0; i < 10; ++i)
  24     foo();
  25   #pragma omp taskloop grainsize () // expected-error {{expected expression}}
  26   for (int i = 0; i < 10; ++i)
  27     foo();
  28   #pragma omp taskloop grainsize (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  29   for (int i = 0; i < 10; ++i)
  30     foo();
  31   #pragma omp taskloop grainsize (argc)) // expected-warning {{extra tokens at the end of '#pragma omp taskloop' are ignored}}
  32   for (int i = 0; i < 10; ++i)
  33     foo();
  34   #pragma omp taskloop grainsize (argc > 0 ? argv[1][0] : argv[2][argc] + z)
  35   for (int i = 0; i < 10; ++i)
  36     foo();
  37   #pragma omp taskloop grainsize (foobool(argc)), grainsize (true) // expected-error {{directive '#pragma omp taskloop' cannot contain more than one 'grainsize' clause}}
  38   for (int i = 0; i < 10; ++i)
  39     foo();
  40   #pragma omp taskloop grainsize (S) // expected-error {{'S' does not refer to a value}}
  41   for (int i = 0; i < 10; ++i)
  42     foo();
  43   #pragma omp taskloop grainsize (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  44   for (int i = 0; i < 10; ++i)
  45     foo();
  46   #pragma omp taskloop grainsize(0) // expected-error {{argument to 'grainsize' clause must be a strictly positive integer value}}
  47   for (int i = 0; i < 10; ++i)
  48     foo();
  49   #pragma omp taskloop grainsize(-1) // expected-error {{argument to 'grainsize' clause must be a strictly positive integer value}}
  50   for (int i = 0; i < 10; ++i)
  51     foo();
  52   #pragma omp taskloop grainsize(argc) num_tasks(argc) // expected-error {{'num_tasks' and 'grainsize' clause are mutually exclusive and may not appear on the same directive}} expected-note {{'grainsize' clause is specified here}}
  53   for (int i = 0; i < 10; ++i)
  54     foo();
  55
  56   return 0;
  57 }
  58
  59 int main(int argc, char **argv) {
  60   int z;
  61   #pragma omp taskloop grainsize // expected-error {{expected '(' after 'grainsize'}}
  62   for (int i = 0; i < 10; ++i)
  63     foo();
  64   #pragma omp taskloop grainsize ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  65   for (int i = 0; i < 10; ++i)
  66     foo();
  67   #pragma omp taskloop grainsize () // expected-error {{expected expression}}
  68   for (int i = 0; i < 10; ++i)
  69     foo();
  70   #pragma omp taskloop grainsize (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  71   for (int i = 0; i < 10; ++i)
  72     foo();
  73   #pragma omp taskloop grainsize (argc)) // expected-warning {{extra tokens at the end of '#pragma omp taskloop' are ignored}}
  74   for (int i = 0; i < 10; ++i)
  75     foo();
  76   #pragma omp taskloop grainsize (argc > 0 ? argv[1][0] : argv[2][argc] + z)
  77   for (int i = 0; i < 10; ++i)
  78     foo();
  79   #pragma omp taskloop grainsize (foobool(argc)), grainsize (true) // expected-error {{directive '#pragma omp taskloop' cannot contain more than one 'grainsize' clause}}
  80   for (int i = 0; i < 10; ++i)
  81     foo();
  82   #pragma omp taskloop grainsize (S1) // expected-error {{'S1' does not refer to a value}}
  83   for (int i = 0; i < 10; ++i)
  84     foo();
  85   #pragma omp taskloop grainsize (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  86   for (int i = 0; i < 10; ++i)
  87     foo();
  88   #pragma omp taskloop grainsize (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  89   for (int i = 0; i < 10; ++i)
  90     foo();
  91   #pragma omp taskloop grainsize(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  92   for (int i = 0; i < 10; ++i)
  93     foo();
  94   #pragma omp taskloop grainsize(0)  // expected-error {{argument to 'grainsize' clause must be a strictly positive integer value}}
  95   for (int i = 0; i < 10; ++i)
  96     foo();
  97   #pragma omp taskloop grainsize(-1) // expected-error {{argument to 'grainsize' clause must be a strictly positive integer value}}
  98   for (int i = 0; i < 10; ++i)
  99     foo();
 100   #pragma omp taskloop grainsize(argc) num_tasks(argc) // expected-error {{'num_tasks' and 'grainsize' clause are mutually exclusive and may not appear on the same directive}} expected-note {{'grainsize' clause is specified here}}
 101   for (int i = 0; i < 10; ++i)
 102     foo();
 103
 104   return tmain(argc, argv);
 105 }