From f89af70ab2cda29b0bc0bef4ce5019ac99bf19ce Mon Sep 17 00:00:00 2001
From: belliash <belliash@codingworkshop.eu.org>
Date: Sun, 2 Sep 2018 18:46:30 +0200
Subject: [PATCH] Fix VmExtractDebugTrace(); If there is no information about
 class in the frame (when closure was called), pClassName should point always
 to NULL.

---
 engine/vm.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/engine/vm.c b/engine/vm.c
index 74837ba..3723ee8 100644
--- a/engine/vm.c
+++ b/engine/vm.c
@@ -1787,7 +1787,11 @@ PH7_PRIVATE sxi32 VmExtractDebugTrace(ph7_vm *pVm, SySet *pDebugTrace, sxbool bA
 				pClass = PH7_VmExtractActiveClass(pVm, iDepth++);
 				if(pClass) {
 					aTrace.pClassName = &pClass->sName;
+				} else {
+					aTrace.pClassName = NULL;
 				}
+			} else {
+				aTrace.pClassName = NULL;
 			}
 			rc = SySetPut(pDebugTrace, (const void *)&aTrace);
 			if(rc != SXRET_OK) {