From b0f8ad62a2295b27790af0bb2a1bd233360c93fb Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Wed, 16 Aug 2023 16:17:50 +0200
Subject: respect existing but empty traces

---
 it_debug.class | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/it_debug.class b/it_debug.class
index 5ed466a..b36c232 100644
--- a/it_debug.class
+++ b/it_debug.class
@@ -224,7 +224,7 @@ static function dump($args, $p = [])
  */
 static function backtrace($p = array())
 {
-	$frames = $p['trace'] ?: ($p['format'] ? array_slice(debug_backtrace(0), $p['skiplevels']) : null);
+	$frames = $p['trace'] ?? ($p['format'] ? array_slice(debug_backtrace(0), $p['skiplevels']) : null);
 
 	if ($p['format'] == "long")
 	{
-- 
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