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| // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++11 -o - %s -Wuninitialized
// RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -std=c++11 -o - %s -Wuninitialized
void xxx(int argc) {
int x; // expected-note {{initialize the variable 'x' to silence this warning}}
#pragma omp parallel sections
{
argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
}
}
void foo() {
}
#pragma omp parallel sections // expected-error {{unexpected OpenMP directive '#pragma omp parallel sections'}}
int main(int argc, char **argv) {
#pragma omp parallel sections {// expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
{
foo();
}
#pragma omp parallel sections( // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
{
foo();
}
#pragma omp parallel sections[ // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
{
foo();
}
#pragma omp parallel sections] // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
{
foo();
}
#pragma omp parallel sections) // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
{
foo();
}
#pragma omp parallel sections } // expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
{
foo();
}
// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
#pragma omp parallel sections unknown()
{
foo();
#pragma omp section
L1:
foo();
}
#pragma omp parallel sections
{
;
}
#pragma omp parallel sections
{
goto L1; // expected-error {{use of undeclared label 'L1'}}
}
for (int i = 0; i < 10; ++i) {
switch (argc) {
case (0):
#pragma omp parallel sections
{
foo();
break; // expected-error {{'break' statement not in loop or switch statement}}
continue; // expected-error {{'continue' statement not in loop statement}}
}
default:
break;
}
}
#pragma omp parallel sections default(none) // expected-note {{explicit data sharing attribute requested here}}
{
++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
}
goto L2; // expected-error {{use of undeclared label 'L2'}}
#pragma omp parallel sections
{
L2:
foo();
}
#pragma omp parallel sections
{
return 1; // expected-error {{cannot return from OpenMP region}}
}
[[]] // expected-error {{an attribute list cannot appear here}}
#pragma omp parallel sections
{
}
return 0;
}
|