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-rw-r--r--test/SemaCXX/static-cast.cpp48
1 files changed, 31 insertions, 17 deletions
diff --git a/test/SemaCXX/static-cast.cpp b/test/SemaCXX/static-cast.cpp
index 4818b04..2630278 100644
--- a/test/SemaCXX/static-cast.cpp
+++ b/test/SemaCXX/static-cast.cpp
@@ -56,10 +56,10 @@ void t_529_2()
// Bad code below
(void)static_cast<void*>((const int*)0); // expected-error {{static_cast from 'int const *' to 'void *' is not allowed}}
- (void)static_cast<A*>((E*)0); // expected-error {{private base class 'struct A'}}
+ (void)static_cast<A*>((E*)0); // expected-error {{cannot cast 'E' to its private base class 'A'}}
(void)static_cast<A*>((H*)0); // expected-error {{ambiguous conversion}}
(void)static_cast<int>((int*)0); // expected-error {{static_cast from 'int *' to 'int' is not allowed}}
- (void)static_cast<A**>((B**)0); // expected-error {{static_cast from 'struct B **' to 'struct A **' is not allowed}}
+ (void)static_cast<A**>((B**)0); // expected-error {{static_cast from 'B **' to 'A **' is not allowed}}
(void)static_cast<char&>(i); // expected-error {{non-const lvalue reference to type 'char' cannot be initialized with a value of type 'int'}}
}
@@ -80,18 +80,18 @@ void t_529_5_8()
// Bad code below
- (void)static_cast<C1*>((A*)0); // expected-error {{cannot cast 'struct A *' to 'struct C1 *' via virtual base 'struct B'}}
- (void)static_cast<C1&>(*((A*)0)); // expected-error {{cannot cast 'struct A' to 'struct C1 &' via virtual base 'struct B'}}
- (void)static_cast<D*>((A*)0); // expected-error {{cannot cast 'struct A *' to 'struct D *' via virtual base 'struct B'}}
- (void)static_cast<D&>(*((A*)0)); // expected-error {{cannot cast 'struct A' to 'struct D &' via virtual base 'struct B'}}
- (void)static_cast<B*>((const A*)0); // expected-error {{static_cast from 'struct A const *' to 'struct B *' casts away constness}}
- (void)static_cast<B&>(*((const A*)0)); // expected-error {{static_cast from 'struct A const' to 'struct B &' casts away constness}}
- (void)static_cast<E*>((A*)0); // expected-error {{cannot cast private base class 'struct A' to 'struct E'}}
- (void)static_cast<E&>(*((A*)0)); // expected-error {{cannot cast private base class 'struct A' to 'struct E'}}
- (void)static_cast<H*>((A*)0); // expected-error {{ambiguous cast from base 'struct A' to derived 'struct H':\n struct A -> struct B -> struct G1 -> struct H\n struct A -> struct B -> struct G2 -> struct H}}
- (void)static_cast<H&>(*((A*)0)); // expected-error {{ambiguous cast from base 'struct A' to derived 'struct H':\n struct A -> struct B -> struct G1 -> struct H\n struct A -> struct B -> struct G2 -> struct H}}
- (void)static_cast<E*>((B*)0); // expected-error {{static_cast from 'struct B *' to 'struct E *' is not allowed}}
- (void)static_cast<E&>(*((B*)0)); // expected-error {{non-const lvalue reference to type 'struct E' cannot be initialized with a value of type 'struct B'}}
+ (void)static_cast<C1*>((A*)0); // expected-error {{cannot cast 'A *' to 'C1 *' via virtual base 'B'}}
+ (void)static_cast<C1&>(*((A*)0)); // expected-error {{cannot cast 'A' to 'C1 &' via virtual base 'B'}}
+ (void)static_cast<D*>((A*)0); // expected-error {{cannot cast 'A *' to 'D *' via virtual base 'B'}}
+ (void)static_cast<D&>(*((A*)0)); // expected-error {{cannot cast 'A' to 'D &' via virtual base 'B'}}
+ (void)static_cast<B*>((const A*)0); // expected-error {{static_cast from 'A const *' to 'B *' casts away constness}}
+ (void)static_cast<B&>(*((const A*)0)); // expected-error {{static_cast from 'A const' to 'B &' casts away constness}}
+ (void)static_cast<E*>((A*)0); // expected-error {{cannot cast private base class 'A' to 'E'}}
+ (void)static_cast<E&>(*((A*)0)); // expected-error {{cannot cast private base class 'A' to 'E'}}
+ (void)static_cast<H*>((A*)0); // expected-error {{ambiguous cast from base 'A' to derived 'H':\n struct A -> struct B -> struct G1 -> struct H\n struct A -> struct B -> struct G2 -> struct H}}
+ (void)static_cast<H&>(*((A*)0)); // expected-error {{ambiguous cast from base 'A' to derived 'H':\n struct A -> struct B -> struct G1 -> struct H\n struct A -> struct B -> struct G2 -> struct H}}
+ (void)static_cast<E*>((B*)0); // expected-error {{static_cast from 'B *' to 'E *' is not allowed}}
+ (void)static_cast<E&>(*((B*)0)); // expected-error {{non-const lvalue reference to type 'E' cannot be initialized with a value of type 'B'}}
// TODO: Test inaccessible base in context where it's accessible, i.e.
// member function and friend.
@@ -108,7 +108,7 @@ void t_529_7()
// Bad code below
- (void)static_cast<Enum>((int*)0); // expected-error {{static_cast from 'int *' to 'enum Enum' is not allowed}}
+ (void)static_cast<Enum>((int*)0); // expected-error {{static_cast from 'int *' to 'Enum' is not allowed}}
}
// Void pointer to object pointer
@@ -129,8 +129,8 @@ void t_529_9()
(void)static_cast<int A::*>((int B::*)0);
// Bad code below
- (void)static_cast<int A::*>((int H::*)0); // expected-error {{ambiguous conversion from pointer to member of derived class 'struct H'}}
- (void)static_cast<int A::*>((int F::*)0); // expected-error {{conversion from pointer to member of class 'struct F'}}
+ (void)static_cast<int A::*>((int H::*)0); // expected-error {{ambiguous conversion from pointer to member of derived class 'H' to pointer to member of base class 'A':}}
+ (void)static_cast<int A::*>((int F::*)0); // expected-error {{conversion from pointer to member of class 'F' to pointer to member of class 'A' via virtual base 'B' is not allowed}}
}
// PR 5261 - static_cast should instantiate template if possible
@@ -181,3 +181,17 @@ struct X4 {
// PR5897 - accept static_cast from const void* to const int (*)[1].
void PR5897() { (void)static_cast<const int(*)[1]>((const void*)0); }
+
+namespace PR6072 {
+ struct A { };
+ struct B : A { void f(int); void f(); };
+ struct C : B { };
+ struct D { };
+
+ void f() {
+ (void)static_cast<void (A::*)()>(&B::f);
+ (void)static_cast<void (B::*)()>(&B::f);
+ (void)static_cast<void (C::*)()>(&B::f);
+ (void)static_cast<void (D::*)()>(&B::f); // expected-error{{static_cast from '<overloaded function type>' to 'void (PR6072::D::*)()' is not allowed}}
+ }
+}
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