https://git.ruby-lang.org/ruby.git/commit/?id=3bb3fa4051

From 3bb3fa4051c754af1a26f023a902d1ce67fe964e Mon Sep 17 00:00:00 2001
From: Yusuke Endoh <mame@r...>
Date: Sat, 7 Sep 2019 09:18:38 +0900
Subject: eval.c (rb_rescue2): fix a probably wrong return

This return skips `va_end(ap)`, which is not intended, I guess.
Coverity Scan found this.

diff --git a/eval.c b/eval.c
index 1b62498..c588171 100644
--- a/eval.c
+++ b/eval.c
@@ -950,8 +950,9 @@ rb_rescue2(VALUE (* b_proc) (VALUE), VALUE data1, https://github.com/ruby/ruby/blob/trunk/eval.c#L950
 {
     va_list ap;
     va_start(ap, data2);
-    return rb_vrescue2(b_proc, data1, r_proc, data2, ap);
+    VALUE ret = rb_vrescue2(b_proc, data1, r_proc, data2, ap);
     va_end(ap);
+    return ret;
 }
 
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