| // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized |
| |
| // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized |
| |
| void xxx(int argc) { |
| int x; // expected-note {{initialize the variable 'x' to silence this warning}} |
| #pragma omp masked |
| argc = x; // expected-warning {{variable 'x' is uninitialized when used here}} |
| } |
| |
| void yyy(int argc) { |
| int x; // expected-note {{initialize the variable 'x' to silence this warning}} |
| #pragma omp masked filter(1) |
| argc = x; // expected-warning {{variable 'x' is uninitialized when used here}} |
| } |
| |
| int foo(); |
| |
| int main() { |
| #pragma omp masked |
| ; |
| #pragma omp masked filter(1) filter(2) // expected-error {{directive '#pragma omp masked' cannot contain more than one 'filter' clause}} |
| ; |
| int x,y,z; |
| #pragma omp masked filter(x) filter(y) filter(z) // expected-error 2 {{directive '#pragma omp masked' cannot contain more than one 'filter' clause}} |
| ; |
| #pragma omp masked nowait // expected-error {{unexpected OpenMP clause 'nowait' in directive '#pragma omp masked'}} |
| #pragma omp masked unknown // expected-warning {{extra tokens at the end of '#pragma omp masked' are ignored}} |
| foo(); |
| { |
| #pragma omp masked |
| } // expected-error {{expected statement}} |
| { |
| #pragma omp masked filter(2) |
| } // expected-error {{expected statement}} |
| #pragma omp for |
| for (int i = 0; i < 10; ++i) { |
| foo(); |
| #pragma omp masked filter(1) // expected-error {{region cannot be closely nested inside 'for' region}} |
| foo(); |
| } |
| #pragma omp sections |
| { |
| foo(); |
| #pragma omp masked // expected-error {{region cannot be closely nested inside 'sections' region}} |
| foo(); |
| } |
| #pragma omp single |
| for (int i = 0; i < 10; ++i) { |
| foo(); |
| #pragma omp masked allocate(i) // expected-error {{region cannot be closely nested inside 'single' region}} expected-error {{unexpected OpenMP clause 'allocate' in directive '#pragma omp masked'}} |
| foo(); |
| } |
| #pragma omp masked |
| for (int i = 0; i < 10; ++i) { |
| foo(); |
| #pragma omp masked |
| foo(); |
| } |
| #pragma omp for ordered |
| for (int i = 0; i < 10; ++i) |
| #pragma omp masked // expected-error {{region cannot be closely nested inside 'for' region}} |
| { |
| foo(); |
| } |
| |
| return 0; |
| } |
| |
| int foo() { |
| L1: // expected-note {{jump exits scope of OpenMP structured block}} |
| foo(); |
| #pragma omp masked filter(0) |
| { |
| foo(); |
| goto L1; // expected-error {{cannot jump from this goto statement to its label}} |
| } |
| goto L2; // expected-error {{cannot jump from this goto statement to its label}} |
| #pragma omp masked filter(-2) |
| { // expected-note {{jump bypasses OpenMP structured block}} |
| L2: |
| foo(); |
| } |
| |
| return 0; |
| } |