https://git.ruby-lang.org/ruby.git/commit/?id=6baa78bb78

From 6baa78bb78315dfb0bc05e933fe6c512a3a098e6 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Thu, 6 Jan 2022 23:27:16 +0900
Subject: Use chomp: option when chomp mode

Get rid of depending on using $/ internally in String#chomp!, and
chomp the separator at once.
---
 parse.y | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/parse.y b/parse.y
index 0c30111f9e3..ffef9955cc3 100644
--- a/parse.y
+++ b/parse.y
@@ -13127,9 +13127,9 @@ parser_append_options(struct parser_params *p, NODE *node) https://github.com/ruby/ruby/blob/trunk/parse.y#L13127
 	    node = block_append(p, split, node);
 	}
 	if (p->do_chomp) {
-	    NODE *chomp = NEW_CALL(NEW_GVAR(idLASTLINE, LOC),
-				   rb_intern("chomp!"), 0, LOC);
-	    node = block_append(p, chomp, node);
+	    NODE *chomp = NEW_LIT(ID2SYM(rb_intern("chomp")), LOC);
+	    chomp = list_append(p, NEW_LIST(chomp, LOC), NEW_TRUE(LOC));
+	    irs = list_append(p, irs, NEW_HASH(chomp, LOC));
 	}
 
 	node = NEW_WHILE(NEW_FCALL(idGets, irs, LOC), node, 1, LOC);
-- 
cgit v1.2.1


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