From fecaa6e946fc87df28682c96fea67c1535825cd5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lourens=20Naud=C3=A9?= <lourens@bearmetal.eu>
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

---
 vm_backtrace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'vm_backtrace.c')

diff --git a/vm_backtrace.c b/vm_backtrace.c
index b04f6dac31..5b79e3d274 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
 	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)];
-- 
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