111 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized2// RUN: %clang_cc1 -verify -fopenmp -std=c++98 %s -Wuninitialized3// RUN: %clang_cc1 -verify -fopenmp -std=c++11 %s -Wuninitialized4 5// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized6// RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 %s -Wuninitialized7// RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 %s -Wuninitialized8 9// expected-note@* 0+{{declared here}}10 11void foo() {12}13 14bool foobool(int argc) {15 return argc;16}17 18struct S1;19 20template <class T, typename S, int N, int ST>21T tmain(T argc, S **argv) {22 #pragma omp simd collapse // expected-error {{expected '(' after 'collapse'}}23 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];24 #pragma omp simd collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}25 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];26 #pragma omp simd collapse () // expected-error {{expected expression}}27 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];28 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}29 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}30 #pragma omp simd collapse (argc 31 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];32 // expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}}33 #pragma omp simd collapse (ST // expected-error {{expected ')'}} expected-note {{to match this '('}}34 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];35 #pragma omp simd collapse (1)) // expected-warning {{extra tokens at the end of '#pragma omp simd' are ignored}}36 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];37 #pragma omp simd collapse ((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'collapse' clause}}38 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; // expected-error 2 {{expected 2 for loops after '#pragma omp simd', but found only 1}}39 // expected-error@+3 2 {{directive '#pragma omp simd' cannot contain more than one 'collapse' clause}}40 // expected-error@+2 {{argument to 'collapse' clause must be a strictly positive integer value}}41 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}42 #pragma omp simd collapse (foobool(argc)), collapse (true), collapse (-5)43 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];44 #pragma omp simd collapse (S) // expected-error {{'S' does not refer to a value}}45 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];46 #pragma omp simd collapse (0xFFFFFFFFFFFFFFFF) // expected-error {{argument to 'collapse' clause requires a value that can be represented by a 64-bit}}47 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];48#if __cplusplus <= 199711L49 // expected-error@+4 2 {{integral constant expression}} expected-note@+4 0+{{constant expression}}50#else51 // expected-error@+2 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}52#endif53 #pragma omp simd collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}54 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];55 #pragma omp simd collapse (1)56 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];57 #pragma omp simd collapse (N) // expected-error {{argument to 'collapse' clause must be a strictly positive integer value}}58 for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];59 #pragma omp simd collapse (2) // expected-note {{as specified in 'collapse' clause}}60 foo(); // expected-error {{expected 2 for loops after '#pragma omp simd'}}61 return argc;62}63 64int main(int argc, char **argv) {65 #pragma omp simd collapse // expected-error {{expected '(' after 'collapse'}}66 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];67 #pragma omp simd collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}68 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];69 #pragma omp simd collapse () // expected-error {{expected expression}}70 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];71 #pragma omp simd collapse (4 // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{as specified in 'collapse' clause}}72 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}73 #pragma omp simd collapse (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp simd' are ignored}} expected-note {{as specified in 'collapse' clause}}74 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}75 // expected-error@+1 {{integral constant expression}} expected-note@+1 0+{{constant expression}}76 #pragma omp simd collapse (foobool(1) > 0 ? 1 : 2)77 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];78 // expected-error@+3 {{integral constant expression}} expected-note@+3 0+{{constant expression}}79 // expected-error@+2 2 {{directive '#pragma omp simd' cannot contain more than one 'collapse' clause}}80 // expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}81 #pragma omp simd collapse (foobool(argc)), collapse (true), collapse (-5) 82 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];83 #pragma omp simd collapse (S1) // expected-error {{'S1' does not refer to a value}}84 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];85#if __cplusplus <= 199711L86 // expected-error@+4 {{integral constant expression}} expected-note@+4 0+{{constant expression}}87#else88 // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}89#endif90 #pragma omp simd collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}91 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];92 #pragma omp simd collapse (2) // expected-note {{as specified in 'collapse' clause}}93 foo(); // expected-error {{expected 2 for loops after '#pragma omp simd'}}94 // expected-error@+3 {{statement after '#pragma omp simd' must be a for loop}}95 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}96 #pragma omp simd collapse(collapse(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}97 foo();98 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}99 return tmain<int, char, 1, 0>(argc, argv);100}101 102namespace GH138493 {103void f(void) {104 // This would previously crash when processing an invalid expression as an105 // argument to collapse.106#pragma omp simd collapse(a) // expected-error {{use of undeclared identifier 'a'}}107 for (int i = 0; i < 10; i++)108 ;109}110} // namespace GH138493111