re PR c++/10690 ([DR 115] Even when used within typeid(), a template-id…

re PR c++/10690 ([DR 115] Even when used within typeid(), a template-id generating an overload set with only one function should silently decay to a pointer to function)

	PR c++/10690
	* rtti.c (get_tinfo_decl_dynamic): Call resolve_nondeduced_context.

From-SVN: r154675

gcc/cp/ChangeLog

+2009-11-25  Jason Merrill  <jason@redhat.com>
+
+	PR c++/10690
+	* rtti.c (get_tinfo_decl_dynamic): Call resolve_nondeduced_context.
+
 2009-11-24  Jason Merrill  <jason@redhat.com>
 
 	PR c++/42137

gcc/cp/rtti.c

@@ -245,6 +245,8 @@ get_tinfo_decl_dynamic (tree exp)
   if (error_operand_p (exp))
     return error_mark_node;
 
+  exp = resolve_nondeduced_context (exp);
+
   /* peel back references, so they match.  */
   type = non_reference (TREE_TYPE (exp));
 

gcc/testsuite/g++.dg/template/explicit-args2.C

 // PR c++/37177
 // { dg-options -std=c++0x }
 
+#include <typeinfo>
+
 namespace N1
 {
   template<class T> bool foo();
@@ -21,18 +23,22 @@ int main()
 {
   (void)(&S::bar<int>);
   decltype(&S::bar<int>) a;
+  typeid(&S::bar<int>);
 
   (void*)(&S::foo<int>);
   (void)(&S::foo<int>);
   decltype(&S::foo<int>) b;
+  typeid(&S::foo<int>);
 
   (void*)(&N1::foo<int>);
   (void)(&N1::foo<int>);
   decltype(&N1::foo<int>) c;
+  typeid(&N1::foo<int>);
 
   (void*)(&foo<int>);
   (void)(&foo<int>);
   decltype(&foo<int>) d;
+  typeid(&foo<int>);
 
   &foo<int> == 0;
 }