https://git.ruby-lang.org/ruby.git/commit/?id=fecaa6e946

From fecaa6e946fc87df28682c96fea67c1535825cd5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lourens=20Naud=C3=A9?= <lourens@b...>
Date: Tue, 22 Oct 2019 00:03:05 +0100
Subject: Let the backtrace array constructed in backtrace_collect be
 initialized with the size already given


diff --git a/vm_backtrace.c b/vm_backtrace.c
index b04f6da..5b79e3d 100644
--- a/vm_backtrace.c
+++ b/vm_backtrace.c
@@ -578,7 +578,7 @@ backtrace_collect(rb_backtrace_t *bt, long lev, long n, VALUE (*func)(rb_backtra https://github.com/ruby/ruby/blob/trunk/vm_backtrace.c#L578
 	rb_bug("backtrace_collect: unreachable");
     }
 
-    btary = rb_ary_new();
+    btary = rb_ary_new2(n);
 
     for (i=0; i+lev<bt->backtrace_size && i<n; i++) {
 	rb_backtrace_location_t *loc = &bt->backtrace[bt->backtrace_size - 1 - (lev+i)];
-- 
cgit v0.10.2


--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/