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// RUN: %clang_cc1 -verify=expected,lt50,lt51 -fopenmp -fopenmp-version=45 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
// RUN: %clang_cc1 -verify=expected,ge50,lt51 -fopenmp -fopenmp-version=50 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
// RUN: %clang_cc1 -verify=expected,ge50,ge51 -fopenmp -fopenmp-version=51 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
// RUN: %clang_cc1 -verify=expected,lt50,lt51 -fopenmp-simd -fopenmp-version=45 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
// RUN: %clang_cc1 -verify=expected,ge50,lt51 -fopenmp-simd -fopenmp-version=50 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
// RUN: %clang_cc1 -verify=expected,ge50,ge51 -fopenmp-simd -fopenmp-version=51 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
void xxx(int argc) {
int x; // expected-note {{initialize the variable 'x' to silence this warning}}
#pragma omp target update to(x)
argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
}
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // Aexpected-note {{declared here}}
template <class T, class S> // Aexpected-note {{declared here}}
int tmain(T argc, S **argv) {
int n;
return 0;
}
struct S {
int i;
};
int main(int argc, char **argv) {
int m;
#pragma omp target update // expected-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(m) { // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
#pragma omp target update to(m) ( // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
#pragma omp target update to(m) [ // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
#pragma omp target update to(m) ] // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
#pragma omp target update to(m) ) // expected-warning {{extra tokens at the end of '#pragma omp target update' are ignored}}
#pragma omp declare mapper(id: S s) map(s.i)
S s;
// Check parsing with no modifiers.
// lt51-error@+2 {{expected expression}}
// lt51-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(: s)
// expected-error@+2 {{expected expression}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(:)
// expected-error@+2 2 {{expected expression}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(,:)
// Check parsing with one modifier.
// expected-error@+2 {{use of undeclared identifier 'foobar'}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(foobar: s)
// expected-error@+3 {{expected ',' or ')' in 'to' clause}}
// expected-error@+2 {{expected ')'}}
// expected-note@+1 {{to match this '('}}
#pragma omp target update to(m: s)
#pragma omp target update to(mapper(id): s)
// lt51-error@+2 {{use of undeclared identifier 'present'}}
// lt51-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present: s)
// ge51-warning@+4 {{missing ':' after motion modifier - ignoring}}
// lt51-warning@+3 {{missing ':' after ) - ignoring}}
// expected-error@+2 {{expected expression}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(mapper(id) s)
// ge51-warning@+4 {{missing ':' after motion modifier - ignoring}}
// ge51-error@+3 {{expected expression}}
// lt51-error@+2 {{use of undeclared identifier 'present'}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present s)
// ge51-warning@+4 {{missing ':' after motion modifier - ignoring}}
// lt51-warning@+3 {{missing ':' after ) - ignoring}}
// expected-error@+2 {{expected expression}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(mapper(id))
// ge51-warning@+4 {{missing ':' after motion modifier - ignoring}}
// ge51-error@+3 {{expected expression}}
// lt51-error@+2 {{use of undeclared identifier 'present'}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present)
// expected-error@+2 {{expected expression}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(mapper(id):)
// ge51-error@+3 {{expected expression}}
// lt51-error@+2 {{use of undeclared identifier 'present'}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present:)
// Check parsing with two modifiers.
// lt51-warning@+1 {{missing ':' after ) - ignoring}}
#pragma omp target update to(mapper(id), present: s)
// lt51-error@+3 {{use of undeclared identifier 'present'}}
// lt51-error@+2 {{use of undeclared identifier 'id'}}
// lt51-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present, mapper(id): s)
// lt51-warning@+1 {{missing ':' after ) - ignoring}}
#pragma omp target update to(mapper(id) present: s)
// lt51-error@+2 {{use of undeclared identifier 'present'}}
// lt51-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present mapper(id): s)
// Check parsing with unnecessary commas.
// lt51-warning@+1 {{missing ':' after ) - ignoring}}
#pragma omp target update to(mapper(id),: s)
// lt51-error@+3 {{use of undeclared identifier 'present'}}
// lt51-error@+2 {{expected expression}}
// lt51-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present , : s)
// ge51-warning@+2 {{missing ':' after motion modifier - ignoring}}
// lt51-warning@+1 {{missing ':' after ) - ignoring}}
#pragma omp target update to(mapper(id),,: s)
// ge51-warning@+5 {{missing ':' after motion modifier - ignoring}}
// lt51-error@+4 {{use of undeclared identifier 'present'}}
// lt51-error@+3 {{expected expression}}
// lt51-error@+2 {{expected expression}}
// lt51-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present,,: s)
// lt51-warning@+1 {{missing ':' after ) - ignoring}}
#pragma omp target update to(mapper(id), present,: s)
// lt51-error@+4 {{use of undeclared identifier 'present'}}
// lt51-error@+3 {{use of undeclared identifier 'id'}}
// lt51-error@+2 {{expected expression}}
// lt51-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(present, mapper(id),: s)
#pragma omp target update from(m) allocate(m) // expected-error {{unexpected OpenMP clause 'allocate' in directive '#pragma omp target update'}}
{
foo();
}
double marr[10][5][10];
#pragma omp target update to(marr[0:2][2:4][1:2]) // lt50-error {{array section does not specify contiguous storage}} lt50-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
{}
#pragma omp target update from(marr[0:2][2:4][1:2]) // lt50-error {{array section does not specify contiguous storage}} lt50-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(marr[0:][1:2:2][1:2]) // ge50-error {{array section does not specify length for outermost dimension}} lt50-error {{expected ']'}} lt50-note {{to match this '['}} lt50-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
{}
#pragma omp target update from(marr[0:][1:2:2][1:2]) // ge50-error {{array section does not specify length for outermost dimension}} lt50-error {{expected ']'}} lt50-note {{to match this '['}} lt50-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
int arr[4][3][2][1];
#pragma omp target update to(arr[0:2][2:4][:2][1]) // lt50-error {{array section does not specify contiguous storage}} lt50-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
{}
#pragma omp target update from(arr[0:2][2:4][:2][1]) // lt50-error {{array section does not specify contiguous storage}} lt50-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
double ***dptr;
#pragma omp target update to(dptr[0:2][2:4][1:2]) // lt50-error {{array section does not specify contiguous storage}} ge50-error 2 {{section length is unspecified and cannot be inferred because subscripted value is an array of unknown bound}} lt50-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
{}
#pragma omp target update from(dptr[0:2][2:4][1:2]) // lt50-error {{array section does not specify contiguous storage}} ge50-error 2 {{section length is unspecified and cannot be inferred because subscripted value is an array of unknown bound}} lt50-error {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
int iarr[5][5];
// ge50-error@+4 {{section stride is evaluated to a non-positive value -1}}
// lt50-error@+3 {{expected ']'}}
// lt50-note@+2 {{to match this '['}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(iarr[0:][1:2:-1])
{}
// ge50-error@+4 {{section stride is evaluated to a non-positive value -1}}
// lt50-error@+3 {{expected ']'}}
// lt50-note@+2 {{to match this '['}}
// expected-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update from(iarr[0:][1:2:-1])
{}
// lt50-error@+5 {{expected expression}}
// ge50-error@+4 {{array section does not specify length for outermost dimension}}
// lt50-error@+3 {{expected ']'}}
// lt50-note@+2 {{to match this '['}}
// lt50-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update to(iarr[0: :2][1:2])
{}
// lt50-error@+5 {{expected expression}}
// ge50-error@+4 {{array section does not specify length for outermost dimension}}
// lt50-error@+3 {{expected ']'}}
// lt50-note@+2 {{to match this '['}}
// lt50-error@+1 {{expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'}}
#pragma omp target update from(iarr[0: :2][1:2])
{}
return tmain(argc, argv);
}
template<typename _Tp, int _Nm> struct array {
_Tp & operator[](int __n) noexcept;
};
#pragma omp declare target
extern array<double, 4> arr;
#pragma omp end declare target
void copy_host_to_device()
{
#pragma omp target update from(arr) // expected-no-error
arr[0] = 0;
}
struct FOO; // expected-note {{forward declaration of 'FOO'}}
extern FOO a;
template <typename T, int I>
struct bar {
void func() {
#pragma omp target map(to: a) // expected-error {{incomplete type 'FOO' where a complete type is required}}
foo();
}
};
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