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// 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}}
[[omp::directive(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}}
[[omp::directive(masked filter(1))]]
argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
}
int foo();
int main() {
[[omp::directive(masked)]]
;
[[omp::directive(masked filter(1) filter(2))]] // expected-error {{directive '#pragma omp masked' cannot contain more than one 'filter' clause}}
;
int x,y,z;
[[omp::directive(masked filter(x) filter(y) filter(z))]] // expected-error 2 {{directive '#pragma omp masked' cannot contain more than one 'filter' clause}}
;
[[omp::directive(masked nowait)]] // expected-error {{unexpected OpenMP clause 'nowait' in directive '#pragma omp masked'}}
[[omp::directive(masked unknown)]] // expected-warning {{extra tokens at the end of '#pragma omp masked' are ignored}}
foo();
{
[[omp::directive(masked)]]
} // expected-error {{expected statement}}
{
[[omp::directive(masked filter(2))]]
} // expected-error {{expected statement}}
[[omp::directive(for)]]
for (int i = 0; i < 10; ++i) {
foo();
[[omp::directive(masked filter(1))]] // expected-error {{region cannot be closely nested inside 'for' region}}
foo();
}
[[omp::directive(sections)]]
{
foo();
[[omp::directive(masked)]] // expected-error {{region cannot be closely nested inside 'sections' region}}
foo();
}
[[omp::directive(single)]]
for (int i = 0; i < 10; ++i) {
foo();
[[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'}}
foo();
}
[[omp::directive(masked)]]
for (int i = 0; i < 10; ++i) {
foo();
[[omp::directive(masked)]]
foo();
}
[[omp::directive(for ordered)]]
for (int i = 0; i < 10; ++i)
[[omp::directive(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();
[[omp::directive(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}}
[[omp::directive(masked filter(-2))]]
{ // expected-note {{jump bypasses OpenMP structured block}}
L2:
foo();
}
return 0;
}
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