From 239217239499017b4d6864f90ea7c23d31d608f6 Mon Sep 17 00:00:00 2001
From: Mikhail Svetkin <mikhail.svetkin@qt.io>
Date: Thu, 27 Jun 2019 13:43:04 +0200
Subject: Add environment variable for configure maxJSStackSize and
 maxGCStackSize

QMLEngine by default allocates 4 MB for javascript stack and garbage
collection stack takes 2 MB. It is a lot of memory for platforms without
virtual memory.

Change-Id: I1575dd9584898dca33df66704f716c7b5a7c01c1
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>
---
 src/qml/memory/qv4mm.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/qml/memory')

diff --git a/src/qml/memory/qv4mm.cpp b/src/qml/memory/qv4mm.cpp
index 9288d3e3b6..2c96d6fd3b 100644
--- a/src/qml/memory/qv4mm.cpp
+++ b/src/qml/memory/qv4mm.cpp
@@ -847,7 +847,7 @@ MarkStack::MarkStack(ExecutionEngine *engine)
 {
     base = (Heap::Base **)engine->gcStack->base();
     top = base;
-    limit = base + ExecutionEngine::GCStackLimit/sizeof(Heap::Base)*3/4;
+    limit = base + engine->maxGCStackSize()/sizeof(Heap::Base)*3/4;
 }
 
 void MarkStack::drain()
-- 
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