From 2aef8dbeec758db7aaf5c46e3130e5f1a0400236 Mon Sep 17 00:00:00 2001
From: Stefano Sanfilippo <a.little.coder@gmail.com>
Date: Sun, 23 Nov 2014 20:47:39 +0100
Subject: [PATCH] Allow semi expressions in branch conditions.

---
 Monicelli.y | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/Monicelli.y b/Monicelli.y
index eeca4f6..79d38b7 100644
--- a/Monicelli.y
+++ b/Monicelli.y
@@ -110,8 +110,10 @@ cases:
     case_stmt | case_stmt cases
 ;
 case_stmt:
-    expression COLON statements CASE_END
+    case_hp COLON statements CASE_END
 ;
+case_hp:
+    expression | semi_expression
 ;
 fun_call:
     FUNCALL ID args
@@ -136,6 +138,17 @@ expression:
     expression OP_SHL expression |
     expression OP_SHR expression
 ;
-
+semi_expression:
+    OP_LT expression |
+    OP_GT expression |
+    OP_LTE expression |
+    OP_GTE expression |
+    OP_PLUS expression |
+    OP_MINUS expression |
+    OP_TIMES expression |
+    OP_DIV expression |
+    OP_SHL expression |
+    OP_SHR expression
+;
 %%