From: Siraaj Khandkar <siraaj@khandkar.net>
Date: Tue, 29 May 2018 14:59:09 +0000 (-0400)
Subject: Assign precedence and associativity to ELSE
X-Git-Url: https://git.xandkar.net/?a=commitdiff_plain;h=b0047ce7ac589181a63394b523fe6c054cb9c9ff;p=tiger.ml.git

Assign precedence and associativity to ELSE

reduces shift/reduce conflicts from 37 to 25
---

diff --git a/tiger/src/lib/tiger/tiger_parser.mly b/tiger/src/lib/tiger/tiger_parser.mly
index e23fad0..625632f 100644
--- a/tiger/src/lib/tiger/tiger_parser.mly
+++ b/tiger/src/lib/tiger/tiger_parser.mly
@@ -49,6 +49,7 @@
 %token WHILE
 
 /* from lowest precedence */
+%left ELSE
 %nonassoc ASSIGN
 %left OF DO
 %left OR