2017-12-22 05:42:42 +08:00
|
|
|
// RUN: %clang_cc1 -fsyntax-only -std=c++03 -verify -ast-dump %s > %t-03
|
|
|
|
// RUN: FileCheck --input-file=%t-03 %s
|
|
|
|
// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify -ast-dump %s > %t-11
|
|
|
|
// RUN: FileCheck --input-file=%t-11 %s
|
|
|
|
// RUN: FileCheck --input-file=%t-11 %s --check-prefix=CHECK-CXX11
|
|
|
|
|
|
|
|
// http://llvm.org/PR7905
|
|
|
|
namespace PR7905 {
|
|
|
|
struct S; // expected-note {{forward declaration}}
|
|
|
|
void foo1() {
|
|
|
|
(void)(S[]) {{3}}; // expected-error {{array has incomplete element type}}
|
|
|
|
}
|
|
|
|
|
|
|
|
template <typename T> struct M { T m; };
|
|
|
|
void foo2() {
|
|
|
|
(void)(M<short> []) {{3}};
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Check compound literals mixed with C++11 list-initialization.
|
|
|
|
namespace brace_initializers {
|
|
|
|
struct POD {
|
|
|
|
int x, y;
|
|
|
|
};
|
|
|
|
struct HasCtor {
|
|
|
|
HasCtor(int x, int y);
|
|
|
|
};
|
|
|
|
struct HasDtor {
|
|
|
|
int x, y;
|
|
|
|
~HasDtor();
|
|
|
|
};
|
|
|
|
struct HasCtorDtor {
|
|
|
|
HasCtorDtor(int x, int y);
|
|
|
|
~HasCtorDtor();
|
|
|
|
};
|
|
|
|
|
2018-11-09 08:41:36 +08:00
|
|
|
POD p = (POD){1, 2};
|
|
|
|
// CHECK-NOT: CXXBindTemporaryExpr {{.*}} 'brace_initializers::POD'
|
2018-12-01 07:41:18 +08:00
|
|
|
// CHECK: CompoundLiteralExpr {{.*}} 'brace_initializers::POD'
|
2018-11-09 08:41:36 +08:00
|
|
|
// CHECK-NEXT: InitListExpr {{.*}} 'brace_initializers::POD'
|
2018-12-01 07:41:18 +08:00
|
|
|
// CHECK-NEXT: ConstantExpr {{.*}}
|
2018-11-09 08:41:36 +08:00
|
|
|
// CHECK-NEXT: IntegerLiteral {{.*}} 1{{$}}
|
2018-12-01 07:41:18 +08:00
|
|
|
// CHECK-NEXT: ConstantExpr {{.*}}
|
2018-11-09 08:41:36 +08:00
|
|
|
// CHECK-NEXT: IntegerLiteral {{.*}} 2{{$}}
|
|
|
|
|
2017-12-22 05:42:42 +08:00
|
|
|
void test() {
|
|
|
|
(void)(POD){1, 2};
|
|
|
|
// CHECK-NOT: CXXBindTemporaryExpr {{.*}} 'brace_initializers::POD'
|
2018-11-09 08:41:36 +08:00
|
|
|
// CHECK-NOT: ConstantExpr {{.*}} 'brace_initializers::POD'
|
2017-12-22 05:42:42 +08:00
|
|
|
// CHECK: CompoundLiteralExpr {{.*}} 'brace_initializers::POD'
|
|
|
|
// CHECK-NEXT: InitListExpr {{.*}} 'brace_initializers::POD'
|
|
|
|
// CHECK-NEXT: IntegerLiteral {{.*}} 1{{$}}
|
|
|
|
// CHECK-NEXT: IntegerLiteral {{.*}} 2{{$}}
|
|
|
|
|
|
|
|
(void)(HasDtor){1, 2};
|
|
|
|
// CHECK: CXXBindTemporaryExpr {{.*}} 'brace_initializers::HasDtor'
|
|
|
|
// CHECK-NEXT: CompoundLiteralExpr {{.*}} 'brace_initializers::HasDtor'
|
|
|
|
// CHECK-NEXT: InitListExpr {{.*}} 'brace_initializers::HasDtor'
|
|
|
|
// CHECK-NEXT: IntegerLiteral {{.*}} 1{{$}}
|
|
|
|
// CHECK-NEXT: IntegerLiteral {{.*}} 2{{$}}
|
|
|
|
|
|
|
|
#if __cplusplus >= 201103L
|
|
|
|
(void)(HasCtor){1, 2};
|
|
|
|
// CHECK-CXX11-NOT: CXXBindTemporaryExpr {{.*}} 'brace_initializers::HasCtor'
|
2018-11-09 08:41:36 +08:00
|
|
|
// CHECK-CXX11-NOT: ConstantExpr {{.*}} 'brace_initializers::HasCtor'
|
2017-12-22 05:42:42 +08:00
|
|
|
// CHECK-CXX11: CompoundLiteralExpr {{.*}} 'brace_initializers::HasCtor'
|
|
|
|
// CHECK-CXX11-NEXT: CXXTemporaryObjectExpr {{.*}} 'brace_initializers::HasCtor'
|
|
|
|
// CHECK-CXX11-NEXT: IntegerLiteral {{.*}} 1{{$}}
|
|
|
|
// CHECK-CXX11-NEXT: IntegerLiteral {{.*}} 2{{$}}
|
|
|
|
|
|
|
|
(void)(HasCtorDtor){1, 2};
|
|
|
|
// CHECK-CXX11: CXXBindTemporaryExpr {{.*}} 'brace_initializers::HasCtorDtor'
|
2018-11-09 08:41:36 +08:00
|
|
|
// CHECK-CXX11-NOT: ConstantExpr {{.*}} 'brace_initializers::HasCtorDtor'
|
|
|
|
// CHECK-CXX11: CompoundLiteralExpr {{.*}} 'brace_initializers::HasCtorDtor'
|
2017-12-22 05:42:42 +08:00
|
|
|
// CHECK-CXX11-NEXT: CXXTemporaryObjectExpr {{.*}} 'brace_initializers::HasCtorDtor'
|
|
|
|
// CHECK-CXX11-NEXT: IntegerLiteral {{.*}} 1{{$}}
|
|
|
|
// CHECK-CXX11-NEXT: IntegerLiteral {{.*}} 2{{$}}
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
struct PrivateDtor {
|
|
|
|
int x, y;
|
|
|
|
private:
|
|
|
|
~PrivateDtor(); // expected-note {{declared private here}}
|
|
|
|
};
|
|
|
|
|
|
|
|
void testPrivateDtor() {
|
|
|
|
(void)(PrivateDtor){1, 2}; // expected-error {{temporary of type 'brace_initializers::PrivateDtor' has private destructor}}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// This doesn't necessarily need to be an error, but CodeGen can't handle it
|
|
|
|
// at the moment.
|
|
|
|
int PR17415 = (int){PR17415}; // expected-error {{initializer element is not a compile-time constant}}
|
|
|
|
|
|
|
|
// Make sure we accept this. (Not sure if we actually should... but we do
|
|
|
|
// at the moment.)
|
|
|
|
template<unsigned> struct Value { };
|
|
|
|
template<typename T>
|
|
|
|
int &check_narrowed(Value<sizeof((T){1.1})>);
|
|
|
|
|
|
|
|
#if __cplusplus >= 201103L
|
|
|
|
// Compound literals in global lambdas have automatic storage duration
|
|
|
|
// and are not subject to the constant-initialization rules.
|
|
|
|
int computed_with_lambda = [] {
|
|
|
|
int x = 5;
|
|
|
|
int result = ((int[]) { x, x + 2, x + 4, x + 6 })[0];
|
|
|
|
return result;
|
|
|
|
}();
|
|
|
|
#endif
|