re PR c++/28292 (ICE in acceptable_java_type)

	PR c++/28292
	* decl2.c (acceptable_java_type): Robustify. Use
	proper Boolean return type instead of return 1.
	(check_java_method): Don't issue error about
	type not being an acceptable Java parameter if 
	it's error_mark_node.

	* g++.dg/other/error12.C: New test.

From-SVN: r115474

gcc/cp/ChangeLog

+2006-07-15  Lee Millward  <lee.millward@gmail.com>
+
+	PR c++/28292
+	* decl2.c (acceptable_java_type): Robustify. Use
+	proper Boolean return type instead of return 1.
+	(check_java_method): Don't issue error about
+	type not being an acceptable Java parameter if 
+	it's error_mark_node.
+	
 2006-07-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 
 	PR c++/28249

gcc/cp/decl2.c

@@ -469,8 +469,11 @@ check_member_template (tree tmpl)
 static bool
 acceptable_java_type (tree type)
 {
+  if (type == error_mark_node)
+    return false;
+
   if (TREE_CODE (type) == VOID_TYPE || TYPE_FOR_JAVA (type))
-    return 1;
+    return true;
   if (TREE_CODE (type) == POINTER_TYPE || TREE_CODE (type) == REFERENCE_TYPE)
     {
       type = TREE_TYPE (type);
@@ -526,8 +529,9 @@ check_java_method (tree method)
       tree type = TREE_VALUE (arg_types);
       if (!acceptable_java_type (type))
 	{
-	  error ("Java method %qD has non-Java parameter type %qT",
-		 method, type);
+          if (type != error_mark_node)
+	    error ("Java method %qD has non-Java parameter type %qT",
+		   method, type);
 	  jerr = true;
 	}
     }

gcc/testsuite/ChangeLog

+2006-07-15  Lee Millward  <lee.millward@gmail.com>
+
+	PR c++/28292
+	* g++.dg/other/error12.C: New test.
+	
 2006-07-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 
 	PR c++/28249

gcc/testsuite/g++.dg/other/error12.C

+//PR c++/28292
+
+extern "Java"
+{
+  struct A
+  {
+    void foo(void; // { dg-error "before|incomplete type|invalid use" }
+  };
+}