From 300d7629d8bbd02844a5380cc97aae2d229fdf0a Mon Sep 17 00:00:00 2001
From: RunitaiLinden <davep@lindenlab.com>
Date: Wed, 6 Dec 2023 11:58:45 -0600
Subject: [PATCH] SL-20664 Potential fix for crash on startup in switchContext
---
indra/llwindow/llwindowwin32.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/indra/llwindow/llwindowwin32.cpp b/indra/llwindow/llwindowwin32.cpp
index 42ec4ee29dd..057d7a700e4 100644
--- a/indra/llwindow/llwindowwin32.cpp
+++ b/indra/llwindow/llwindowwin32.cpp
@@ -1929,7 +1929,7 @@ void LLWindowWin32::toggleVSync(bool enable_vsync)
LL_INFOS("Window") << "Disabling vertical sync" << LL_ENDL;
wglSwapIntervalEXT(0);
}
- else
+ else if (wglSwapIntervalEXT)
{
LL_INFOS("Window") << "Enabling vertical sync" << LL_ENDL;
wglSwapIntervalEXT(1);
--
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