Generate an error on empty declaration lists

This causes an error for code such as 'float;'

diff --git a/glsl_parser.ypp b/glsl_parser.ypp
index 86ec6f5..a2ce2af 100644 (file)
--- 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
        {