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// RUN: %clang_cc1 %s -fopenacc -verify
struct NoBoolConversion{};
struct BoolConversion{
operator bool();
};
template <typename T, typename U>
void BoolExpr() {
// expected-error@+1{{value of type 'NoBoolConversion' is not contextually convertible to 'bool'}}
#pragma acc parallel self (NoBoolConversion{})
while(0);
// expected-error@+2{{no member named 'NotValid' in 'NoBoolConversion'}}
// expected-note@#INST{{in instantiation of function template specialization}}
#pragma acc parallel self (T::NotValid)
while(0);
#pragma acc parallel self (BoolConversion{})
while(0);
// expected-error@+1{{value of type 'NoBoolConversion' is not contextually convertible to 'bool'}}
#pragma acc parallel self (T{})
while(0);
#pragma acc parallel self (U{})
while(0);
}
struct HasBool {
static constexpr bool B = true;
};
template<typename T>
void WarnMaybeNotUsed() {
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'self' clause is here}}
#pragma acc parallel self if(T::B)
while(0);
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'self' clause is here}}
#pragma acc parallel self(T::B) if(T::B)
while(0);
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'if' clause is here}}
#pragma acc parallel if(T::B) self
while(0);
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'if' clause is here}}
#pragma acc parallel if(T::B) self(T::B)
while(0);
// We still warn in the cases of dependent failures, since the diagnostic
// happens immediately rather than during instantiation.
// expected-error@+4{{no member named 'Invalid' in 'HasBool'}}
// expected-note@#NOT_USED_INST{{in instantiation of function template specialization 'WarnMaybeNotUsed<HasBool>' requested here}}
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'self' clause is here}}
#pragma acc parallel self if(T::Invalid)
while(0);
// expected-error@+3{{no member named 'Invalid' in 'HasBool'}}
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'self' clause is here}}
#pragma acc parallel self(T::Invalid) if(T::B)
while(0);
// expected-error@+3{{no member named 'Invalid' in 'HasBool'}}
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'self' clause is here}}
#pragma acc parallel self(T::B) if(T::Invalid)
while(0);
// expected-error@+3{{no member named 'Invalid' in 'HasBool'}}
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'if' clause is here}}
#pragma acc parallel if(T::Invalid) self
while(0);
// expected-error@+3{{no member named 'Invalid' in 'HasBool'}}
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'if' clause is here}}
#pragma acc parallel if(T::Invalid) self(T::B)
while(0);
// expected-error@+3{{no member named 'Invalid' in 'HasBool'}}
// expected-warning@+2{{OpenACC construct 'self' has no effect when an 'if' clause evaluates to true}}
// expected-note@+1{{previous 'if' clause is here}}
#pragma acc parallel if(T::B) self(T::Invalid)
while(0);
}
void Instantiate() {
BoolExpr<NoBoolConversion, BoolConversion>(); // #INST
WarnMaybeNotUsed<HasBool>(); // #NOT_USED_INST
}
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