nobu	2017-10-18 22:08:53 +0900 (Wed, 18 Oct 2017)

  New Revision: 60206

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=60206

  Log:
    parse.y: relop
    
    * parse.y (relop): extract to simplify comparisons.

  Modified files:
    trunk/parse.y
Index: parse.y
===================================================================
--- parse.y	(revision 60205)
+++ parse.y	(revision 60206)
@@ -914,7 +914,7 @@ static void token_info_pop_gen(struct pa https://github.com/ruby/ruby/blob/trunk/parse.y#L914
 %type <node> mlhs mlhs_head mlhs_basic mlhs_item mlhs_node mlhs_post mlhs_inner
 %type <id>   fsym keyword_variable user_variable sym symbol operation operation2 operation3
 %type <id>   cname fname op f_rest_arg f_block_arg opt_f_block_arg f_norm_arg f_bad_arg
-%type <id>   f_kwrest f_label f_arg_asgn call_op call_op2 reswords
+%type <id>   f_kwrest f_label f_arg_asgn call_op call_op2 reswords relop
 /*%%%*/
 /*%
 %type <val> program then do
@@ -2093,21 +2093,9 @@ arg		: lhs '=' arg_rhs https://github.com/ruby/ruby/blob/trunk/parse.y#L2093
 		    {
 			$$ = call_bin_op($1, idCmp, $3);
 		    }
-		| arg '>' arg
+		| arg relop arg   %prec '>'
 		    {
-			$$ = call_bin_op($1, '>', $3);
-		    }
-		| arg tGEQ arg
-		    {
-			$$ = call_bin_op($1, idGE, $3);
-		    }
-		| arg '<' arg
-		    {
-			$$ = call_bin_op($1, '<', $3);
-		    }
-		| arg tLEQ arg
-		    {
-			$$ = call_bin_op($1, idLE, $3);
+			$$ = call_bin_op($1, $2, $3);
 		    }
 		| arg tEQ arg
 		    {
@@ -2178,6 +2166,12 @@ arg		: lhs '=' arg_rhs https://github.com/ruby/ruby/blob/trunk/parse.y#L2166
 		    }
 		;
 
+relop		: '>'  {$$ = '>';}
+		| '<'  {$$ = '<';}
+		| tGEQ {$$ = idGE;}
+		| tLEQ {$$ = idLE;}
+		;
+
 arg_value	: arg
 		    {
 		    /*%%%*/

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