forked from OSchip/llvm-project
98 lines
3.0 KiB
C++
98 lines
3.0 KiB
C++
// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -std=c++11 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=50 -std=c++11 -o - %s -Wuninitialized
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// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -std=c++11 -o - %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 target
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#pragma omp teams
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argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
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}
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void foo() {
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}
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#pragma omp teams // expected-error {{unexpected OpenMP directive '#pragma omp teams'}}
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int main(int argc, char **argv) {
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#pragma omp teams // omp45-error {{orphaned 'omp teams' directives are prohibited; perhaps you forget to enclose the directive into a target region?}}
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;
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#pragma omp target
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#pragma omp teams
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f; // expected-error {{use of undeclared identifier 'f'}}
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#pragma omp target
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#pragma omp teams { // expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
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foo();
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#pragma omp target
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#pragma omp teams ( // expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
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foo();
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#pragma omp target
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#pragma omp teams [ // expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
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foo();
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#pragma omp target
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#pragma omp teams ] // expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
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foo();
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#pragma omp target
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#pragma omp teams ) // expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
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foo();
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#pragma omp target
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#pragma omp teams } // expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
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foo();
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#pragma omp target
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#pragma omp teams
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foo();
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// expected-warning@+2 {{extra tokens at the end of '#pragma omp teams' are ignored}}
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#pragma omp target
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#pragma omp teams unknown()
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foo();
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L1:
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foo();
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#pragma omp target
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#pragma omp teams
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;
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#pragma omp target
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#pragma omp teams
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{
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goto L1; // expected-error {{use of undeclared label 'L1'}}
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argc++;
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}
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for (int i = 0; i < 10; ++i) {
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switch(argc) {
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case (0):
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#pragma omp target
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#pragma omp teams
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{
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foo();
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break; // expected-error {{'break' statement not in loop or switch statement}}
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continue; // expected-error {{'continue' statement not in loop statement}}
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}
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default:
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break;
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}
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}
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#pragma omp target
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#pragma omp teams default(none) // expected-note {{explicit data sharing attribute requested here}}
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++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
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goto L2; // expected-error {{use of undeclared label 'L2'}}
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#pragma omp target
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#pragma omp teams
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L2:
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foo();
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#pragma omp target
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#pragma omp teams
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{
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return 1; // expected-error {{cannot return from OpenMP region}}
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}
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[[]] // expected-error {{an attribute list cannot appear here}}
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#pragma omp target
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#pragma omp teams
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for (int n = 0; n < 100; ++n) {}
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return 0;
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}
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