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// RUN: %clang_cc1 -fsyntax-only -fopenmp -verify %s -Wuninitialized
// RUN: %clang_cc1 -fsyntax-only -fopenmp-simd -verify %s -Wuninitialized
void foo();
// expected-error@+1 {{unexpected OpenMP directive '#pragma omp parallel sections'}}
#pragma omp parallel sections
// expected-error@+1 {{unexpected OpenMP directive '#pragma omp parallel sections'}}
#pragma omp parallel sections foo
void test_no_clause() {
int i;
#pragma omp parallel sections
{
foo();
}
// expected-error@+2 {{the statement for '#pragma omp parallel sections' must be a compound statement}}
#pragma omp parallel sections
++i;
#pragma omp parallel sections
{
foo();
foo(); // expected-error {{statement in 'omp parallel sections' directive must be enclosed into a section region}}
}
}
void test_branch_protected_scope() {
int i = 0;
L1:
++i;
int x[24];
#pragma omp parallel sections
{
if (i == 5)
goto L1; // expected-error {{use of undeclared label 'L1'}}
else if (i == 6)
return; // expected-error {{cannot return from OpenMP region}}
else if (i == 7)
goto L2;
else if (i == 8) {
L2:
x[i]++;
}
#pragma omp section
if (i == 5)
goto L1; // expected-error {{use of undeclared label 'L1'}}
else if (i == 6)
return; // expected-error {{cannot return from OpenMP region}}
else if (i == 7)
goto L3;
else if (i == 8) {
L3:
x[i]++;
}
}
if (x[0] == 0)
goto L2; // expected-error {{use of undeclared label 'L2'}}
else if (x[1] == 1)
goto L1;
goto L3; // expected-error {{use of undeclared label 'L3'}}
}
void test_invalid_clause() {
int i;
// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
#pragma omp parallel sections foo bar
{
foo();
// expected-error@+1 {{unexpected OpenMP clause 'nowait' in directive '#pragma omp section'}}
#pragma omp section nowait
;
}
}
void test_non_identifiers() {
int i, x;
// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
#pragma omp parallel sections;
{
foo();
}
// expected-error@+2 {{unexpected OpenMP clause 'linear' in directive '#pragma omp parallel sections'}}
// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
#pragma omp parallel sections linear(x);
{
foo();
}
// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
#pragma omp parallel sections private(x);
{
foo();
}
// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel sections' are ignored}}
#pragma omp parallel sections, private(x);
{
foo();
}
}
void test_private() {
int i;
// expected-error@+2 {{expected expression}}
// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
#pragma omp parallel sections private(
{
foo();
}
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 2 {{expected expression}}
#pragma omp parallel sections private(,
{
foo();
}
// expected-error@+1 2 {{expected expression}}
#pragma omp parallel sections private(, )
{
foo();
}
// expected-error@+1 {{expected expression}}
#pragma omp parallel sections private()
{
foo();
}
// expected-error@+1 {{expected expression}}
#pragma omp parallel sections private(int)
{
foo();
}
// expected-error@+1 {{expected variable name}}
#pragma omp parallel sections private(0)
{
foo();
}
int x, y, z;
#pragma omp parallel sections private(x)
{
foo();
}
#pragma omp parallel sections private(x, y)
{
foo();
}
#pragma omp parallel sections private(x, y, z)
{
foo();
}
}
void test_lastprivate() {
int i;
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 {{expected expression}}
#pragma omp parallel sections lastprivate(
{
foo();
}
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 2 {{expected expression}}
#pragma omp parallel sections lastprivate(,
{
foo();
}
// expected-error@+1 2 {{expected expression}}
#pragma omp parallel sections lastprivate(, )
{
foo();
}
// expected-error@+1 {{expected expression}}
#pragma omp parallel sections lastprivate()
{
foo();
}
// expected-error@+1 {{expected expression}}
#pragma omp parallel sections lastprivate(int)
{
foo();
}
// expected-error@+1 {{expected variable name}}
#pragma omp parallel sections lastprivate(0)
{
foo();
}
int x, y, z;
#pragma omp parallel sections lastprivate(x)
{
foo();
}
#pragma omp parallel sections lastprivate(x, y)
{
foo();
}
#pragma omp parallel sections lastprivate(x, y, z)
{
foo();
}
}
void test_firstprivate() {
int i;
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 {{expected expression}}
#pragma omp parallel sections firstprivate(
{
foo();
}
// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
// expected-error@+1 2 {{expected expression}}
#pragma omp parallel sections firstprivate(,
{
foo();
}
// expected-error@+1 2 {{expected expression}}
#pragma omp parallel sections firstprivate(, )
{
foo();
}
// expected-error@+1 {{expected expression}}
#pragma omp parallel sections firstprivate()
{
foo();
}
// expected-error@+1 {{expected expression}}
#pragma omp parallel sections firstprivate(int)
{
foo();
}
// expected-error@+1 {{expected variable name}}
#pragma omp parallel sections firstprivate(0)
{
foo();
}
int x, y, z;
#pragma omp parallel sections lastprivate(x) firstprivate(x)
{
foo();
}
#pragma omp parallel sections lastprivate(x, y) firstprivate(x, y)
{
foo();
}
#pragma omp parallel sections lastprivate(x, y, z) firstprivate(x, y, z)
{
foo();
}
}
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