call.c (build_over_call): Use VOID_TYPE_P.

cp:
	* call.c (build_over_call): Use VOID_TYPE_P. Don't die on
	incomplete return type.
testsuite:
	* g++.old-deja/g++.other/crash38.C: New test.

From-SVN: r37872

gcc/cp/ChangeLog

+2000-11-30  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* call.c (build_over_call): Use VOID_TYPE_P. Don't die on
+	incomplete return type.
+
 2000-11-28  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* parse.y (base_class.1): Produce a _TYPE not a _DECL.

gcc/cp/call.c

@@ -4189,9 +4189,11 @@ build_over_call (cand, args, flags)
     }
 
   fn = fold (build_call (fn, converted_args));
-  if (TREE_CODE (TREE_TYPE (fn)) == VOID_TYPE)
+  if (VOID_TYPE_P (TREE_TYPE (fn)))
     return fn;
   fn = require_complete_type (fn);
+  if (fn == error_mark_node)
+    return error_mark_node;
   if (IS_AGGR_TYPE (TREE_TYPE (fn)))
     fn = build_cplus_new (TREE_TYPE (fn), fn);
   return convert_from_reference (fn);

gcc/testsuite/ChangeLog

+2000-11-30  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* g++.old-deja/g++.other/crash38.C: New test.
+
 2000-11-29  Toon Moene  <toon@moene.indiv.nluug.nl>
 
 	* g77.f-torture/execute/20001111.x: Test fixed - remove XFAIL.

gcc/testsuite/g++.old-deja/g++.other/crash38.C

+// Build don't link:
+
+// Copyright (C) 2000 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 28 Nov 2000 <nathan@codesourcery.com>
+
+// Bug 611. We ICEd when calling a member function returning an incomplete
+// type by value.
+
+struct X;   // ERROR - forward ref
+
+struct Y
+{
+  X foo ();
+};
+
+void baz (Y *p)
+{
+  p->foo ();    // ERROR - incomplete
+}