re PR c++/41994 (ICE with &A::operator T)

	PR c++/41994
	* pt.c (tsubst_baselink): tsubst the name.

From-SVN: r154041

gcc/cp/ChangeLog

+2009-11-09  Jason Merrill  <jason@redhat.com>
+
+	PR c++/41994
+	* pt.c (tsubst_baselink): tsubst the name.
+
 2009-11-07  Jason Merrill  <jason@redhat.com>
 
 	PR c++/37920

gcc/cp/pt.c

@@ -10318,7 +10318,7 @@ tsubst_baselink (tree baselink, tree object_type,
     qualifying_scope = tsubst (qualifying_scope, args,
 			       complain, in_decl);
     fns = BASELINK_FUNCTIONS (baselink);
-    optype = BASELINK_OPTYPE (baselink);
+    optype = tsubst (BASELINK_OPTYPE (baselink), args, complain, in_decl);
     if (TREE_CODE (fns) == TEMPLATE_ID_EXPR)
       {
 	template_id_p = true;
@@ -10329,6 +10329,8 @@ tsubst_baselink (tree baselink, tree object_type,
 						complain, in_decl);
       }
     name = DECL_NAME (get_first_fn (fns));
+    if (IDENTIFIER_TYPENAME_P (name))
+      name = mangle_conv_op_name_for_type (optype);
     baselink = lookup_fnfields (qualifying_scope, name, /*protect=*/1);
 
     /* If lookup found a single function, mark it as used at this
@@ -10347,8 +10349,7 @@ tsubst_baselink (tree baselink, tree object_type,
 		    BASELINK_FUNCTIONS (baselink),
 		    template_args);
     /* Update the conversion operator type.  */
-    BASELINK_OPTYPE (baselink) 
-      = tsubst (optype, args, complain, in_decl);
+    BASELINK_OPTYPE (baselink) = optype;
 
     if (!object_type)
       object_type = current_class_type;

gcc/testsuite/ChangeLog

+2009-11-09  Jason Merrill  <jason@redhat.com>
+
+	PR c++/41994
+	* g++.dg/template/conv10.C: New.
+
 2009-11-07  Jason Merrill  <jason@redhat.com>
 
 	PR c++/37920

gcc/testsuite/g++.dg/template/conv10.C

+// PR c++/41994
+
+template<typename T> struct A
+{
+  operator T();
+  A() { T (A::*f)() = &A::operator T; }
+};
+
+A<int> a;