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llvm-project/clang/test/OpenMP/parallel_for_simd_collapse_messages.cpp
Alexey Bataev a056935a2f [OPENMP 4.5] Parsing/sema analysis for 'priority' clause.
OpenMP 4.5 defines new clause 'priority' for 'task', 'taskloop' and 'taskloop simd' directives. Added parsing and sema analysis for 'priority' clause in 'task' and 'taskloop' directives.

llvm-svn: 254398
2015-12-01 10:17:31 +00:00

84 lines
6.4 KiB
C++

// RUN: %clang_cc1 -verify -fopenmp %s
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note {{declared here}}
template <class T, typename S, int N, int ST> // expected-note {{declared here}}
T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
#pragma omp parallel for simd collapse // expected-error {{expected '(' after 'collapse'}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp parallel for simd collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp parallel for simd collapse () // expected-error {{expected expression}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
// expected-error@+2 2 {{expression is not an integral constant expression}}
// expected-note@+1 2 {{read of non-const variable 'argc' is not allowed in a constant expression}}
#pragma omp parallel for simd collapse (argc
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
#pragma omp parallel for simd collapse (ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp parallel for simd collapse (1)) // expected-warning {{extra tokens at the end of '#pragma omp parallel for simd' are ignored}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp parallel for simd collapse ((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'collapse' clause}}
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 parallel for simd', but found only 1}}
// expected-error@+3 2 {{directive '#pragma omp parallel for simd' cannot contain more than one 'collapse' clause}}
// expected-error@+2 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
// expected-error@+1 2 {{expression is not an integral constant expression}}
#pragma omp parallel for simd collapse (foobool(argc)), collapse (true), collapse (-5)
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp parallel for simd collapse (S) // expected-error {{'S' does not refer to a value}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
// expected-error@+1 2 {{expression is not an integral constant expression}}
#pragma omp parallel for simd collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp parallel for simd collapse (1)
for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp parallel for simd collapse (N) // expected-error {{argument to 'collapse' clause must be a strictly positive integer value}}
for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
#pragma omp parallel for simd collapse (2) // expected-note {{as specified in 'collapse' clause}}
foo(); // expected-error {{expected 2 for loops after '#pragma omp parallel for simd'}}
return argc;
}
int main(int argc, char **argv) {
#pragma omp parallel for simd collapse // expected-error {{expected '(' after 'collapse'}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp parallel for simd collapse ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp parallel for simd collapse () // expected-error {{expected expression}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp parallel for simd collapse (4 // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-note {{as specified in 'collapse' clause}}
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 parallel for simd', but found only 1}}
#pragma omp parallel for simd collapse (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp parallel for simd' are ignored}} expected-note {{as specified in 'collapse' clause}}
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 parallel for simd', but found only 1}}
#pragma omp parallel for simd collapse (foobool(1) > 0 ? 1 : 2) // expected-error {{expression is not an integral constant expression}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+3 {{expression is not an integral constant expression}}
// expected-error@+2 2 {{directive '#pragma omp parallel for simd' cannot contain more than one 'collapse' clause}}
// expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
#pragma omp parallel for simd collapse (foobool(argc)), collapse (true), collapse (-5)
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
#pragma omp parallel for simd collapse (S1) // expected-error {{'S1' does not refer to a value}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+1 {{expression is not an integral constant expression}}
#pragma omp parallel for simd collapse (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
// expected-error@+3 {{statement after '#pragma omp parallel for simd' must be a for loop}}
// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
#pragma omp parallel for simd collapse(collapse(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
foo();
#pragma omp parallel for simd collapse (2) // expected-note {{as specified in 'collapse' clause}}
foo(); // expected-error {{expected 2 for loops after '#pragma omp parallel for simd'}}
// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 1, 0>' requested here}}
return tmain<int, char, 1, 0>(argc, argv);
}