From 6cd2a5cc4b8eb1d445f2ae5311db8fda9d46b7a1 Mon Sep 17 00:00:00 2001
From: Ian Romanick <ian.d.romanick@intel.com>
Date: Mon, 7 Jun 2010 18:49:48 -0700
Subject: [PATCH] Generate an error on empty declaration lists

This causes an error for code such as 'float;'
---
 glsl_parser.ypp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/glsl_parser.ypp b/glsl_parser.ypp
index 86ec6f5..a2ce2af 100644
--- a/glsl_parser.ypp
+++ b/glsl_parser.ypp
@@ -779,8 +779,13 @@ init_declarator_list:
 single_declaration:
 	fully_specified_type
 	{
-	   $$ = new ast_declarator_list($1);
-	   $$->set_location(yylloc);
+	   if ($1->specifier->type_specifier != ast_struct) {
+	      _mesa_glsl_error(& @1, state, "empty declaration list\n");
+	      YYERROR;
+	   } else {
+	      $$ = new ast_declarator_list($1);
+	      $$->set_location(yylloc);
+	   }
 	}
 	| fully_specified_type IDENTIFIER
 	{
-- 
2.7.4