From: Siraaj Khandkar <siraaj@khandkar.net>
Date: Tue, 29 May 2018 14:56:17 +0000 (-0400)
Subject: Assign precedence and associativity to OF and DO
X-Git-Url: https://git.xandkar.net/?p=tiger.ml.git;a=commitdiff_plain;h=ccbe4cfcddabbe29eaeb09df9cbd356869d6dbf3;hp=15ade9023b6ae4953d3c28cb8d2b03d0737929a4

Assign precedence and associativity to OF and DO

reduces shift/reduce conflicts from 85 to 49
---

diff --git a/tiger/src/lib/tiger/tiger_parser.mly b/tiger/src/lib/tiger/tiger_parser.mly
index e8d32f6..af0d30c 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 OF DO
 %left OR
 %left AND
 %nonassoc EQ NEQ GT LT GE LE