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// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
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// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
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extern int omp_default_mem_alloc ;
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void xxx ( int argc ) {
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int i , step ; // expected-note {{initialize the variable 'step' to silence this warning}}
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# pragma omp target
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# pragma omp teams distribute simd linear(i : step) // expected-warning {{variable 'step' is uninitialized when used here}}
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for ( i = 0 ; i < 10 ; + + i )
;
}
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namespace X {
int x ;
} ;
struct B {
static int ib ; // expected-note {{'B::ib' declared here}}
static int bfoo ( ) { return 8 ; }
} ;
int bfoo ( ) { return 4 ; }
int z ;
const int C1 = 1 ;
const int C2 = 2 ;
void test_linear_colons ( )
{
int B = 0 ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(B:bfoo())
for ( int i = 0 ; i < 10 ; + + i ) ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(B::ib:B:bfoo()) // expected-error {{unexpected ':' in nested name specifier; did you mean '::'}}
for ( int i = 0 ; i < 10 ; + + i ) ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(B:ib) // expected-error {{use of undeclared identifier 'ib'; did you mean 'B::ib'}}
for ( int i = 0 ; i < 10 ; + + i ) ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(z:B:ib) // expected-error {{unexpected ':' in nested name specifier; did you mean '::'?}}
for ( int i = 0 ; i < 10 ; + + i ) ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(B:B::bfoo())
for ( int i = 0 ; i < 10 ; + + i ) ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(X::x : ::z)
for ( int i = 0 ; i < 10 ; + + i ) ;
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// expected-error@+2 3 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(B,::z, X::x)
for ( int i = 0 ; i < 10 ; + + i ) ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(::z)
for ( int i = 0 ; i < 10 ; + + i ) ;
# pragma omp target
# pragma omp teams distribute simd linear(B::bfoo()) // expected-error {{expected variable name}}
for ( int i = 0 ; i < 10 ; + + i ) ;
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// expected-error@+2 2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(B::ib,B:C1+C2)
for ( int i = 0 ; i < 10 ; + + i ) ;
}
template < int L , class T , class N > T test_template ( T * arr , N num ) {
N i ;
T sum = ( T ) 0 ;
T ind2 = - num * L ; // expected-note {{'ind2' defined here}}
# pragma omp target
# pragma omp teams distribute simd linear(ind2:L) // expected-error {{argument of a linear clause should be of integral or pointer type}}
for ( i = 0 ; i < num ; + + i ) {
T cur = arr [ ( int ) ind2 ] ;
ind2 + = L ;
sum + = cur ;
}
return T ( ) ;
}
template < int LEN > int test_warn ( ) {
int ind2 = 0 ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(ind2:LEN) // expected-warning {{zero linear step (ind2 should probably be const)}}
for ( int i = 0 ; i < 100 ; i + + ) {
ind2 + = LEN ;
}
return ind2 ;
}
struct S1 ; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
extern S1 a ;
class S2 {
mutable int a ;
public :
S2 ( ) : a ( 0 ) { }
} ;
const S2 b ; // expected-note 2 {{'b' defined here}}
const S2 ba [ 5 ] ;
class S3 {
int a ;
public :
S3 ( ) : a ( 0 ) { }
} ;
const S3 ca [ 5 ] ;
class S4 {
int a ;
S4 ( ) ;
public :
S4 ( int v ) : a ( v ) { }
} ;
class S5 {
int a ;
S5 ( ) : a ( 0 ) { }
public :
S5 ( int v ) : a ( v ) { }
} ;
S3 h ;
# pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
template < class I , class C > int foomain ( I argc , C * * argv ) {
I e ( 4 ) ;
I g ( 5 ) ;
int i ;
int & j = i ;
# pragma omp target
# pragma omp teams distribute simd linear // expected-error {{expected '(' after 'linear'}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear () // expected-error {{expected expression}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
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# pragma omp teams distribute simd linear (argc : 5) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}
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for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear (S1) // expected-error {{'S1' does not refer to a value}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
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# pragma omp teams distribute simd linear (a, b:B::ib) // expected-error {{linear variable with incomplete type 'S1'}} expected-error {{argument of a linear clause should be of integral or pointer type, not 'S2'}}
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for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear (argv[1]) // expected-error {{expected variable name}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
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// expected-error@+2 2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(e, g)
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear(h) // expected-error {{threadprivate or thread local variable cannot be linear}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear(i)
for ( int k = 0 ; k < argc ; + + k ) + + k ;
return 0 ;
}
namespace A {
double x ;
# pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
}
namespace C {
using A : : x ;
}
int main ( int argc , char * * argv ) {
double darr [ 100 ] ;
// expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
test_template < - 4 > ( darr , 4 ) ;
// expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
test_warn < 0 > ( ) ;
S4 e ( 4 ) ; // expected-note {{'e' defined here}}
S5 g ( 5 ) ; // expected-note {{'g' defined here}}
int i ;
int & j = i ;
# pragma omp target
# pragma omp teams distribute simd linear // expected-error {{expected '(' after 'linear'}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear () // expected-error {{expected expression}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
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// expected-error@+2 {{only loop iteration variables are allowed in 'linear' clause in distribute directives}}
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# pragma omp target
# pragma omp teams distribute simd linear (argc)
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear (S1) // expected-error {{'S1' does not refer to a value}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
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# pragma omp teams distribute simd linear (a, b) // expected-error {{incomplete type 'S1' where a complete type is required}} expected-error {{linear variable with incomplete type 'S1'}} expected-error {{argument of a linear clause should be of integral or pointer type, not 'S2'}}
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for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear (argv[1]) // expected-error {{expected variable name}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
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# pragma omp teams distribute simd linear(e, g) // expected-error {{argument of a linear clause should be of integral or pointer type, not 'S4'}} expected-error {{argument of a linear clause should be of integral or pointer type, not 'S5'}}
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for ( int k = 0 ; k < argc ; + + k ) + + k ;
# pragma omp target
# pragma omp teams distribute simd linear(h, C::x) // expected-error 2 {{threadprivate or thread local variable cannot be linear}}
for ( int k = 0 ; k < argc ; + + k ) + + k ;
foomain < int , char > ( argc , argv ) ; // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
return 0 ;
}