re PR c++/29016 (tree check: expected class 'expression', have 'exceptional'…

re PR c++/29016 (tree check: expected class 'expression', have 'exceptional' (baselink) in get_base_var, at ipa-utils.c:224)

	PR c++/29016
	* typeck.c (build_unary_op): Don't form an ADDR_EXPR around a
	BASELINK.
	PR c++/29016
	* g++.dg/init/ptrfn1.C: New test.

From-SVN: r117123

gcc/cp/ChangeLog

+2006-09-21  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c++/29016
+	* typeck.c (build_unary_op): Don't form an ADDR_EXPR around a
+	BASELINK.
+
 2006-09-21  Lee Millward  <lee.millward@codesourcery.com>
 
 	PR c++/28861

gcc/cp/typeck.c

@@ -4311,6 +4311,10 @@ build_unary_op (enum tree_code code, tree xarg, int noconvert)
 	    pedwarn ("ISO C++ forbids taking the address of a cast to a non-lvalue expression");
 	  break;
 
+	case BASELINK:
+	  arg = BASELINK_FUNCTIONS (arg);
+	  /* Fall through.  */
+
 	case OVERLOAD:
 	  arg = OVL_CURRENT (arg);
 	  break;

gcc/testsuite/ChangeLog

+2006-09-21  Mark Mitchell  <mark@codesourcery.com>
+
+	PR c++/29016
+	* g++.dg/init/ptrfn1.C: New test.
+
 2006-09-21  Lee Millward  <lee.millward@codesourcery.com>
 
         PR c++/28861

gcc/testsuite/g++.dg/init/ptrfn1.C

+// PR c++/29016
+// { dg-options "-O2" }
+
+class A;
+class B
+{
+  typedef void (*C[5]) (A *);
+  static  C D;
+  static void E (A*) {}
+};
+B::C B::D={E};
+