tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.

2009-05-03  Paolo Bonzini  <bonzini@gnu.org>

	* tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
	Patch by Richard Guenther.

From-SVN: r147074

gcc/ChangeLog

+2009-05-03  Paolo Bonzini  <bonzini@gnu.org>
+
+	* tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
+	Patch by Richard Guenther.
+
 2009-05-03  Anatoly Sokolov  <aesok@post.ru>
 
 	* defaults.h (FRAME_POINTER_REQUIRED): Provide default.

gcc/tree.h

@@ -2197,8 +2197,8 @@ extern enum machine_mode vector_type_mode (const_tree);
 #define SET_TYPE_VECTOR_SUBPARTS(VECTOR_TYPE, X) \
   (VECTOR_TYPE_CHECK (VECTOR_TYPE)->type.precision = exact_log2 (X))
 
-/* Nonzero in an IDENTIFIER_NODE if the name is a local alias, whose
-   uses are to be substituted for uses of the TREE_CHAINed identifier.  */
+/* Nonzero in a VECTOR_TYPE if the frontends should not emit warnings
+   about missing conversions to other vector types of the same size.  */
 #define TYPE_VECTOR_OPAQUE(NODE) \
   (VECTOR_TYPE_CHECK (NODE)->base.deprecated_flag)