* c-parser.c (c_parser_for_statement): Initialize incr.

From-SVN: r165411

gcc/ChangeLog

@@ -1,3 +1,7 @@
+2010-10-13  Alexandre Oliva  <aoliva@redhat.com>
+
+	* c-parser.c (c_parser_for_statement): Initialize incr.
+
 2010-10-12  Xinliang David Li  <davidxl@google.com>
 
 	PR tree-optimization/45972

gcc/c-parser.c

@@ -4538,6 +4538,9 @@ c_parser_for_statement (c_parser *parser)
       /* Parse the initialization declaration or expression.  */
       cond = error_mark_node;
       object_expression = error_mark_node;
+      /* Initializing incr should not be necessary, but it avoids
+	 bogus warnings of uninitialized uses.  */
+      incr = error_mark_node;
 
       if (c_parser_next_token_is (parser, CPP_SEMICOLON))
 	{