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From: Eric Wong <>
Subject: [PATCH] mark Rack::HeaderHash for GC.compact
Date: Mon, 24 May 2021 22:02:08 +0000	[thread overview]
Message-ID: <> (raw)

With GC.compact in Ruby 3.x, Ruby-defined constants need to be
explicitly marked to prevent movement:

 ext/clogger_ext/clogger.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ext/clogger_ext/clogger.c b/ext/clogger_ext/clogger.c
index a3de120..079817c 100644
--- a/ext/clogger_ext/clogger.c
+++ b/ext/clogger_ext/clogger.c
@@ -1104,6 +1104,7 @@ void Init_clogger_ext(void)
 	tmp = rb_const_get(rb_cObject, rb_intern("Rack"));
 	tmp = rb_const_get(tmp, rb_intern("Utils"));
 	cHeaderHash = rb_const_get(tmp, rb_intern("HeaderHash"));
+	rb_ary_push(mark_ary, cHeaderHash);

                 reply	other threads:[~2021-05-24 22:02 UTC|newest]

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