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