From 1900262df431cecdef59970c2d90a4c87061650a Mon Sep 17 00:00:00 2001
From: Dale Weiler <cube2killfield@gmail.com>
Date: Wed, 13 Nov 2013 04:57:18 -0500
Subject: [PATCH] Use a branch instead of math on enum types

---
 parser.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/parser.c b/parser.c
index 2dc2550..f030572 100644
--- a/parser.c
+++ b/parser.c
@@ -476,7 +476,10 @@ static bool parser_sy_apply_operator(parser_t *parser, shunt *sy)
                                   type_name[exprs[0]->vtype]);
                 return false;
             }
-            out = (ast_expression*)ast_unary_new(ctx, (VINSTR_NEG_F-TYPE_FLOAT) + exprs[0]->vtype, exprs[0]);
+            if (exprs[0]->vtype == TYPE_FLOAT)
+                out = (ast_expression*)ast_unary_new(ctx, VINSTR_NEG_F, exprs[0]);
+            else
+                out = (ast_expression*)ast_unary_new(ctx, VINSTR_NEG_V, exprs[0]);
             break;
 
         case opid2('!','P'):