clang/test/OpenMP/target_simd_if_messages.cpp

   1 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 %s -Wuninitialized
   2 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp %s -Wuninitialized
   3
   4 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 %s -Wuninitialized
   5 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp-simd %s -Wuninitialized
   6
   7 void foo() {
   8 }
   9
  10 bool foobool(int argc) {
  11   return argc;
  12 }
  13
  14 void xxx(int argc) {
  15   int cond; // expected-note {{initialize the variable 'cond' to silence this warning}}
  16 #pragma omp target simd if(cond) // expected-warning {{variable 'cond' is uninitialized when used here}}
  17   for (int i = 0; i < 10; ++i)
  18     ;
  19 }
  20
  21 struct S1; // expected-note {{declared here}}
  22
  23 template <class T, class S> // expected-note {{declared here}}
  24 int tmain(T argc, S **argv) {
  25   T z;
  26   int i;
  27   #pragma omp target simd if // expected-error {{expected '(' after 'if'}}
  28   for (i = 0; i < argc; ++i) foo();
  29   #pragma omp target simd if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  30   for (i = 0; i < argc; ++i) foo();
  31   #pragma omp target simd if () // expected-error {{expected expression}}
  32   for (i = 0; i < argc; ++i) foo();
  33   #pragma omp target simd if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  34   for (i = 0; i < argc; ++i) foo();
  35   #pragma omp target simd if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
  36   for (i = 0; i < argc; ++i) foo();
  37   #pragma omp target simd if (argc > 0 ? argv[1] : argv[2])
  38   for (i = 0; i < argc; ++i) foo();
  39   #pragma omp target simd if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp target simd' cannot contain more than one 'if' clause}}
  40   for (i = 0; i < argc; ++i) foo();
  41   #pragma omp target simd if (S) // expected-error {{'S' does not refer to a value}}
  42   for (i = 0; i < argc; ++i) foo();
  43   #pragma omp target simd if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  44   for (i = 0; i < argc; ++i) foo();
  45   #pragma omp target simd if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  46   for (i = 0; i < argc; ++i) foo();
  47   #pragma omp target simd if(argc + z)
  48   for (i = 0; i < argc; ++i) foo();
  49   #pragma omp target simd if(target : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  50   for (i = 0; i < argc; ++i) foo();
  51   #pragma omp target simd if(target : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  52   for (i = 0; i < argc; ++i) foo();
  53   #pragma omp target simd if(target : argc)
  54   for (i = 0; i < argc; ++i) foo();
  55   #pragma omp target simd if(target : argc) if (simd:argc) // omp45-error {{directive name modifier 'simd' is not allowed for '#pragma omp target simd'}}
  56   for (i = 0; i < argc; ++i) foo();
  57   #pragma omp target simd if(target : argc) if (target :argc) // expected-error {{directive '#pragma omp target simd' cannot contain more than one 'if' clause with 'target' name modifier}}
  58   for (i = 0; i < argc; ++i) foo();
  59   #pragma omp target simd if(target : argc) if (argc) // expected-note {{previous clause with directive name modifier specified here}} omp45-error {{no more 'if' clause is allowed}} omp51-error {{expected 'simd' directive name modifier}}
  60   for (i = 0; i < argc; ++i) foo();
  61
  62   return 0;
  63 }
  64
  65 int main(int argc, char **argv) {
  66   int i, z;
  67   #pragma omp target simd if // expected-error {{expected '(' after 'if'}}
  68   for (i = 0; i < argc; ++i) foo();
  69   #pragma omp target simd if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  70   for (i = 0; i < argc; ++i) foo();
  71   #pragma omp target simd if () // expected-error {{expected expression}}
  72   for (i = 0; i < argc; ++i) foo();
  73   #pragma omp target simd if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  74   for (i = 0; i < argc; ++i) foo();
  75   #pragma omp target simd if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
  76   for (i = 0; i < argc; ++i) foo();
  77   #pragma omp target simd if (argc > 0 ? argv[1] : argv[2])
  78   for (i = 0; i < argc; ++i) foo();
  79   #pragma omp target simd if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp target simd' cannot contain more than one 'if' clause}}
  80   for (i = 0; i < argc; ++i) foo();
  81   #pragma omp target simd if (S1) // expected-error {{'S1' does not refer to a value}}
  82   for (i = 0; i < argc; ++i) foo();
  83   #pragma omp target simd if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  84   for (i = 0; i < argc; ++i) foo();
  85   #pragma omp target simd if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  86   for (i = 0; i < argc; ++i) foo();
  87   #pragma omp target simd if (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}
  88   for (i = 0; i < argc; ++i) foo();
  89   #pragma omp target simd if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  90   for (i = 0; i < argc; ++i) foo();
  91   #pragma omp target simd if(target : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  92   for (i = 0; i < argc; ++i) foo();
  93   #pragma omp target simd if(target : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  94   for (i = 0; i < argc; ++i) foo();
  95   #pragma omp target simd if(target : argc + z) if (simd:argc) // omp45-error {{directive name modifier 'simd' is not allowed for '#pragma omp target simd'}}
  96   for (i = 0; i < argc; ++i) foo();
  97   #pragma omp target simd if(target : argc) if (target :argc) // expected-error {{directive '#pragma omp target simd' cannot contain more than one 'if' clause with 'target' name modifier}}
  98   for (i = 0; i < argc; ++i) foo();
  99   #pragma omp target simd if(target : argc) if (argc) // expected-note {{previous clause with directive name modifier specified here}} omp45-error {{no more 'if' clause is allowed}} omp51-error {{expected 'simd' directive name modifier}}
 100   for (i = 0; i < argc; ++i) foo();
 101
 102   return tmain(argc, argv);
 103 }