forked from OSchip/llvm-project
87 lines
2.8 KiB
C++
87 lines
2.8 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=51 %s -Wuninitialized
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// RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=51 %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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[[omp::directive(masked)]]
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argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
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}
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void yyy(int argc) {
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int x; // expected-note {{initialize the variable 'x' to silence this warning}}
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[[omp::directive(masked filter(1))]]
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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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[[omp::directive(masked)]]
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;
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[[omp::directive(masked filter(1) filter(2))]] // expected-error {{directive '#pragma omp masked' cannot contain more than one 'filter' clause}}
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;
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int x,y,z;
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[[omp::directive(masked filter(x) filter(y) filter(z))]] // expected-error 2 {{directive '#pragma omp masked' cannot contain more than one 'filter' clause}}
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;
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[[omp::directive(masked nowait)]] // expected-error {{unexpected OpenMP clause 'nowait' in directive '#pragma omp masked'}}
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[[omp::directive(masked unknown)]] // expected-warning {{extra tokens at the end of '#pragma omp masked' are ignored}}
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foo();
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{
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[[omp::directive(masked)]]
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} // expected-error {{expected statement}}
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{
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[[omp::directive(masked filter(2))]]
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} // expected-error {{expected statement}}
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[[omp::directive(for)]]
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for (int i = 0; i < 10; ++i) {
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foo();
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[[omp::directive(masked filter(1))]] // expected-error {{region cannot be closely nested inside 'for' region}}
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foo();
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}
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[[omp::directive(sections)]]
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{
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foo();
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[[omp::directive(masked)]] // expected-error {{region cannot be closely nested inside 'sections' region}}
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foo();
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}
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[[omp::directive(single)]]
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for (int i = 0; i < 10; ++i) {
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foo();
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[[omp::directive(masked allocate(i))]] // expected-error {{region cannot be closely nested inside 'single' region}} expected-error {{unexpected OpenMP clause 'allocate' in directive '#pragma omp masked'}}
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foo();
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}
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[[omp::directive(masked)]]
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for (int i = 0; i < 10; ++i) {
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foo();
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[[omp::directive(masked)]]
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foo();
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}
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[[omp::directive(for ordered)]]
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for (int i = 0; i < 10; ++i)
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[[omp::directive(masked)]] // 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: // expected-note {{jump exits scope of OpenMP structured block}}
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foo();
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[[omp::directive(masked filter(0))]]
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{
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foo();
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goto L1; // expected-error {{cannot jump from this goto statement to its label}}
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}
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goto L2; // expected-error {{cannot jump from this goto statement to its label}}
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[[omp::directive(masked filter(-2))]]
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{ // expected-note {{jump bypasses OpenMP structured block}}
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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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