Rob Shearman : widl: Require a constant expression for case statements.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 6f9020290b03a5d9d458255922d3198aa234325d
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=6f9020290b03a5d9d458255922...

Author: Rob Shearman 
Date:   Tue Apr 22 11:35:32 2008 +0100

widl: Require a constant expression for case statements.

---

tools/widl/parser.y |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/tools/widl/parser.y b/tools/widl/parser.y
index 709c861..0d80178 100644
--- a/tools/widl/parser.y
+++ b/tools/widl/parser.y
@@ -547,7 +547,7 @@ cases:						{ $$ = NULL; }
    | cases case				{ $$ = append_var( $1, $2 ); }
    ;

-case:	  tCASE expr ':' field			{ attr_t *a = make_attrp(ATTR_CASE, append_expr( NULL, $2 ));
+case:	  tCASE expr_const ':' field		{ attr_t *a = make_attrp(ATTR_CASE, append_expr( NULL, $2 ));
    					  $$ = $4; if (!$$) $$ = make_var(NULL);
    					  $$->attrs = append_attr( $$->attrs, a );
    					}