re PR java/2066 (Source parser segfault in resolve_package)

2001-03-21  Alexandre Petit-Bianco  <apbianco@redhat.com>

	* parse.y (qualify_ambiguous_name): Broaden `length'
	recognition. Help MODIFY_EXPR be resolved as expression names.
	Fixes PR java/2066. Fixes PR java/2400.

(http://gcc.gnu.org/ml/gcc-patches/2001-03/msg01935.html)

From-SVN: r40938

gcc/java/ChangeLog

+2001-03-21  Alexandre Petit-Bianco  <apbianco@redhat.com>
+
+	* parse.y (qualify_ambiguous_name): Broaden `length'
+	recognition. Help MODIFY_EXPR be resolved as expression names.
+	Fixes PR java/2066. Fixes PR java/2400.
+
 2001-03-28  Jeffrey Oldham  <oldham@codesourcery.com>
 
 	* jvgenmain.c (do_mangle_classname): End string constant with '\0'.

gcc/java/parse.y

@@ -10891,7 +10891,7 @@ qualify_ambiguous_name (id)
      expression name. If we saw a NEW_ARRAY_EXPR before and want to
      address length, it is OK. */
   else if ((decl = lookup_field_wrapper (ptr_type, name))
-	   || (new_array_found && name == length_identifier_node))
+	   || name == length_identifier_node)
     {
       RESOLVE_EXPRESSION_NAME_P (qual_wfl) = 1;
       QUAL_RESOLUTION (qual) = (new_array_found ? NULL_TREE : decl);
@@ -10916,7 +10916,8 @@ qualify_ambiguous_name (id)
   /* Method call, array references and cast are expression name */
   else if (TREE_CODE (QUAL_WFL (qual)) == CALL_EXPR
 	   || TREE_CODE (QUAL_WFL (qual)) == ARRAY_REF
-	   || TREE_CODE (QUAL_WFL (qual)) == CONVERT_EXPR)
+	   || TREE_CODE (QUAL_WFL (qual)) == CONVERT_EXPR
+	   || TREE_CODE (QUAL_WFL (qual)) == MODIFY_EXPR)
     RESOLVE_EXPRESSION_NAME_P (qual_wfl) = 1;
 
   /* Check here that NAME isn't declared by more than one