forked from OSchip/llvm-project
73 lines
1.8 KiB
C++
73 lines
1.8 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
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// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
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void xxx(int argc) {
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int x; // expected-note {{initialize the variable 'x' to silence this warning}}
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#pragma omp master
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argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
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}
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int foo();
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int main() {
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#pragma omp master
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;
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#pragma omp master nowait // expected-error {{unexpected OpenMP clause 'nowait' in directive '#pragma omp master'}}
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#pragma omp master unknown // expected-warning {{extra tokens at the end of '#pragma omp master' are ignored}}
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foo();
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{
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#pragma omp master
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} // expected-error {{expected statement}}
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#pragma omp for
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for (int i = 0; i < 10; ++i) {
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foo();
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#pragma omp master // expected-error {{region cannot be closely nested inside 'for' region}}
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foo();
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}
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#pragma omp sections
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{
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foo();
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#pragma omp master // expected-error {{region cannot be closely nested inside 'sections' region}}
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foo();
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}
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#pragma omp single
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for (int i = 0; i < 10; ++i) {
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foo();
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#pragma omp master allocate(i) // expected-error {{region cannot be closely nested inside 'single' region}} expected-error {{unexpected OpenMP clause 'allocate' in directive '#pragma omp master'}}
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foo();
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}
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#pragma omp master
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for (int i = 0; i < 10; ++i) {
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foo();
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#pragma omp master
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foo();
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}
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#pragma omp for ordered
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for (int i = 0; i < 10; ++i)
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#pragma omp master // expected-error {{region cannot be closely nested inside 'for' region}}
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{
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foo();
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}
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return 0;
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}
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int foo() {
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L1:
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foo();
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#pragma omp master
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{
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foo();
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goto L1; // expected-error {{use of undeclared label 'L1'}}
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}
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goto L2; // expected-error {{use of undeclared label 'L2'}}
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#pragma omp master
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{
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L2:
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foo();
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}
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return 0;
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}
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