84 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -ferror-limit 100 %s -Wuninitialized2 3// RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=45 -ferror-limit 100 %s -Wuninitialized4 5// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized6// RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized7 8void foo() {9}10 11bool foobool(int argc) {12 return argc;13}14 15void xxx(int argc) {16 int cond; // expected-note {{initialize the variable 'cond' to silence this warning}}17#pragma omp parallel18 {19#pragma omp cancel parallel if (cond) // expected-warning {{variable 'cond' is uninitialized when used here}}20 for (int i = 0; i < 10; ++i)21 ;22 }23}24 25struct S1; // expected-note {{declared here}}26 27template <class T, class S> // expected-note {{declared here}}28int tmain(T argc, S **argv) {29 T z;30 #pragma omp parallel31 {32 #pragma omp cancel parallel if // expected-error {{expected '(' after 'if'}}33 #pragma omp cancel parallel if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}34 #pragma omp cancel parallel if () // expected-error {{expected expression}}35 #pragma omp cancel parallel if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}36 #pragma omp cancel parallel if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp cancel' are ignored}}37 #pragma omp cancel parallel if (argc > 0 ? argv[1] : argv[2] + z)38 #pragma omp cancel parallel if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp cancel' cannot contain more than one 'if' clause}}39 #pragma omp cancel parallel if (S) // expected-error {{'S' does not refer to a value}}40 #pragma omp cancel parallel if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}41 #pragma omp cancel parallel if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}42 #pragma omp cancel parallel if(argc)43 #pragma omp cancel parallel if(cancel // expected-error {{use of undeclared identifier 'cancel'}} expected-error {{expected ')'}} expected-note {{to match this '('}}44 #pragma omp cancel parallel if(cancel : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}45 #pragma omp cancel parallel if(cancel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}46 #pragma omp cancel parallel if(cancel : argc)47 #pragma omp cancel parallel if(cancel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp cancel'}}48 #pragma omp cancel parallel if(cancel : argc) if (cancel:argc) // expected-error {{directive '#pragma omp cancel' cannot contain more than one 'if' clause with 'cancel' name modifier}}49 #pragma omp cancel parallel if(cancel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}}50 foo();51 }52 53 return 0;54}55 56int main(int argc, char **argv) {57int z;58 #pragma omp parallel59 {60 #pragma omp cancel parallel if // expected-error {{expected '(' after 'if'}}61 #pragma omp cancel parallel if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}62 #pragma omp cancel parallel if () // expected-error {{expected expression}}63 #pragma omp cancel parallel if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}64 #pragma omp cancel parallel if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp cancel' are ignored}}65 #pragma omp cancel parallel if (argc > 0 ? argv[1] : argv[2] - z)66 #pragma omp cancel parallel if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp cancel' cannot contain more than one 'if' clause}}67 #pragma omp cancel parallel if (S1) // expected-error {{'S1' does not refer to a value}}68 #pragma omp cancel parallel if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}69 #pragma omp cancel parallel if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}70 #pragma omp cancel parallel if (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}71 #pragma omp cancel parallel if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}72 #pragma omp cancel parallel if(cancel // expected-error {{use of undeclared identifier 'cancel'}} expected-error {{expected ')'}} expected-note {{to match this '('}}73 #pragma omp cancel parallel if(cancel : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}74 #pragma omp cancel parallel if(cancel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}75 #pragma omp cancel parallel if(cancel : argc)76 #pragma omp cancel parallel if(cancel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp cancel'}}77 #pragma omp cancel parallel if(cancel : argc) if (cancel:argc) // expected-error {{directive '#pragma omp cancel' cannot contain more than one 'if' clause with 'cancel' name modifier}}78 #pragma omp cancel parallel if(cancel : argc) if (argc) // expected-error {{no more 'if' clause is allowed}} expected-note {{previous clause with directive name modifier specified here}}79 foo();80 }81 82 return tmain(argc, argv);83}84