Support decltype in pseudo destructors and dependent destructor calls.

Reviewed by Eli Friedman.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146738 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 18 insertions, 5 deletions

diff --git a/test/CXX/special/class.dtor/p10-0x.cpp b/test/CXX/special/class.dtor/p10-0x.cpp
index 7f0c07011e..e10afb52e2 100644
--- a/test/CXX/special/class.dtor/p10-0x.cpp
+++ b/test/CXX/special/class.dtor/p10-0x.cpp
@@ -5,16 +5,18 @@ struct A { ~A(); };
 struct B {};
 template<typename T>
 void b(const T *x, const A *y) {
-  // FIXME: this parses as a pseudo destructor call which doesn't have decltype support yet
-  x->~decltype(T())(); // expected-error{{expected a class name after '~' to name a destructor}}
+  x->~decltype(T())();
+  x->~decltype(*x)(); // expected-error{{the type of object expression ('const int') does not match the type being destroyed ('decltype(*x)' (aka 'const int &')) in pseudo-destructor expression}} \
+                         expected-error{{no member named '~const struct A &' in 'A'}}
+  x->~decltype(int())(); // expected-error{{no member named '~int' in 'A'}}
 
   y->~decltype(*y)(); // expected-error{{destructor type 'decltype(*y)' (aka 'const A &') in object destruction expression does not match the type 'const A' of the object being destroyed}}
   y->~decltype(T())(); // expected-error{{destructor type 'decltype(T())' in object destruction expression does not match the type 'const A' of the object being destroyed}}
   y->~decltype(A())();
 }
-template void b(const int*, const A*);
-template void b(const A*,const A*);
-void a(const A *x) {
+template void b(const int*, const A*); // expected-note{{in instantiation of function template specialization 'b<int>' requested here}}
+template void b(const A*,const A*); // expected-note{{in instantiation of function template specialization 'b<A>' requested here}}
+void a(const A *x, int i, int *pi) {
   x->~decltype(A())();
   x->~decltype(*x)(); // expected-error{{destructor type 'decltype(*x)' (aka 'const A &') in object destruction expression does not match the type 'const A' of the object being destroyed}}
   x->~decltype()(); // expected-error{{expected expression}}
@@ -23,4 +25,15 @@ void a(const A *x) {
   // this last one could be better, mentioning that the nested-name-specifier could be removed or a type name after the ~
   x->::A::~decltype(*x)(); // expected-error{{expected a class name after '~' to name a destructor}}
   y->~decltype(A())(); // expected-error{{use of undeclared identifier 'y'}}
+
+  typedef int *intp;
+  i->~decltype(int())(); // expected-error{{member reference type 'int' is not a pointer; maybe you meant to use '.'?}}
+  i.~decltype(int())();
+  i->~decltype(intp())(); // expected-error{{member reference type 'int' is not a pointer; maybe you meant to use '.'?}} \
+                             expected-error{{the type of object expression ('int') does not match the type being destroyed ('decltype(intp())' (aka 'int *')) in pseudo-destructor expression}}
+  i.~decltype(intp())(); // expected-error{{the type of object expression ('int') does not match the type being destroyed ('decltype(intp())' (aka 'int *')) in pseudo-destructor expression}}
+  pi->~decltype(int())();
+  pi.~decltype(int())(); // expected-error{{the type of object expression ('int *') does not match the type being destroyed ('decltype(int())' (aka 'int')) in pseudo-destructor expression}}
+  pi.~decltype(intp())();
+  pi->~decltype(intp())(); // expected-error{{the type of object expression ('int') does not match the type being destroyed ('decltype(intp())' (aka 'int *')) in pseudo-destructor expression}}
 }