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