144 lines · cpp
1// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 %s -Wuninitialized2// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++98 %s -Wuninitialized3// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++11 %s -Wuninitialized4// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp %s -Wuninitialized5// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -std=c++98 %s -Wuninitialized6// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -std=c++11 %s -Wuninitialized7 8// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 %s -Wuninitialized9// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++98 %s -Wuninitialized10// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++11 %s -Wuninitialized11// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd %s -Wuninitialized12// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -std=c++98 %s -Wuninitialized13// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -std=c++11 %s -Wuninitialized14 15// expected-note@* 0+{{declared here}}16 17void foo() {18}19 20bool foobool(int argc) {21 return argc;22}23 24struct S1;25 26template <class T, typename S, int N, int ST>27T tmain(T argc, S **argv) {28 #pragma omp for collapse // expected-error {{expected '(' after 'collapse'}}29 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];30 #pragma omp for collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}31 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];32 #pragma omp for collapse () // expected-error {{expected expression}}33 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];34 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}35 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}36 #pragma omp for collapse (argc37 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];38 // expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}}39 #pragma omp for collapse (ST // expected-error {{expected ')'}} expected-note {{to match this '('}}40 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];41 #pragma omp for collapse (1)) // expected-warning {{extra tokens at the end of '#pragma omp for' are ignored}}42 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];43 #pragma omp for collapse ((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'collapse' clause}}44 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 for', but found only 1}}45 // expected-error@+3 2 {{directive '#pragma omp for' cannot contain more than one 'collapse' clause}}46 // expected-error@+2 {{argument to 'collapse' clause must be a strictly positive integer value}}47 // expected-error@+1 2 {{integral constant expression}} expected-note@+1 0+{{constant expression}}48 #pragma omp for collapse (foobool(argc)), collapse (true), collapse (-5)49 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];50 #pragma omp for collapse (S) // expected-error {{'S' does not refer to a value}}51 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];52 #pragma omp for collapse (0xFFFFFFFFFFFFFFFF) // expected-error {{argument to 'collapse' clause requires a value that can be represented by a 64-bit}}53 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];54#if __cplusplus <= 199711L55 // expected-error@+4 2 {{integral constant expression}} expected-note@+4 0+{{constant expression}}56#else57 // expected-error@+2 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}58#endif59 #pragma omp for collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}60 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];61 #pragma omp for collapse (1)62 for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];63 #pragma omp for collapse (N) // expected-error {{argument to 'collapse' clause must be a strictly positive integer value}}64 for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];65 #pragma omp for collapse (2) // expected-note {{as specified in 'collapse' clause}}66 foo(); // expected-error {{expected 2 for loops after '#pragma omp for'}}67 return argc;68}69 70int main(int argc, char **argv) {71 #pragma omp for collapse // expected-error {{expected '(' after 'collapse'}}72 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];73 #pragma omp for collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}74 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];75 #pragma omp for collapse () // expected-error {{expected expression}}76 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];77 #pragma omp for collapse (4 // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{as specified in 'collapse' clause}}78 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 for', but found only 1}}79 #pragma omp for collapse (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp for' are ignored}} expected-note {{as specified in 'collapse' clause}}80 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 for', but found only 1}}81 // expected-error@+1 {{integral constant expression}} expected-note@+1 0+{{constant expression}}82 #pragma omp for collapse (foobool(1) > 0 ? 1 : 2)83 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];84 // expected-error@+3 {{integral constant expression}} expected-note@+3 0+{{constant expression}}85 // expected-error@+2 2 {{directive '#pragma omp for' cannot contain more than one 'collapse' clause}}86 // expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}87 #pragma omp for collapse (foobool(argc)), collapse (true), collapse (-5)88 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];89 #pragma omp for collapse (S1) // expected-error {{'S1' does not refer to a value}}90 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];91#if __cplusplus <= 199711L92 // expected-error@+4 {{integral constant expression}} expected-note@+4 0+{{constant expression}}93#else94 // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}95#endif96 #pragma omp for collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}97 for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];98 // expected-error@+3 {{statement after '#pragma omp for' must be a for loop}}99 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}100 #pragma omp for collapse(collapse(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}101 foo();102 #pragma omp for collapse (2) // expected-note {{as specified in 'collapse' clause}}103 foo(); // expected-error {{expected 2 for loops after '#pragma omp for'}}104 // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}105 return tmain<int, char, 1, 0>(argc, argv);106}107 108void imperfectlyNestedLoops() {109#pragma omp for collapse(2) // expected-note {{as specified in 'collapse' clause}}110 for (int i = 0; i < 10; ++i) { // expected-error {{expected 2 for loops after '#pragma omp for', but found only 1}}111 for (int j = 0; j < 10; ++j)112 ;113 for (int j = 0; j < 10; ++j)114 ;115 }116#pragma omp for collapse(2) // expected-note {{as specified in 'collapse' clause}}117 for (int i = 0; i < 10; ++i) { // expected-error {{expected 2 for loops after '#pragma omp for', but found only 1}}118 {119 for (int j = 0; j < 10; ++j)120 ;121 for (int j = 0; j < 10; ++j)122 ;123 }124 {125 for (int j = 0; j < 10; ++j)126 ;127 for (int j = 0; j < 10; ++j)128 ;129 }130 }131#pragma omp for collapse(2) // omp45-note {{as specified in 'collapse' clause}}132 for (int i = 0; i < 10; ++i) { // omp45-error {{expected 2 for loops after '#pragma omp for', but found only 1}}133 int a, b, c;134 for (int j = 0; j < 10; ++j)135 ;136 {137 for (int j = 0; j < 10; ++j)138 ;139 for (int j = 0; j < 10; ++j)140 ;141 }142 }143}144