From e9192a31139c6eaf6b33904bbe22cee6a4fcf2b8 Mon Sep 17 00:00:00 2001
From: Ben Doherty <bendoherty@google.com>
Date: Tue, 23 May 2023 14:28:50 -0700
Subject: [PATCH] Better fix for WebGL debug assertion (#6832)

---
 filament/backend/src/opengl/OpenGLDriver.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/filament/backend/src/opengl/OpenGLDriver.cpp b/filament/backend/src/opengl/OpenGLDriver.cpp
index 29e25677d31..6a1969e8b42 100644
--- a/filament/backend/src/opengl/OpenGLDriver.cpp
+++ b/filament/backend/src/opengl/OpenGLDriver.cpp
@@ -2706,8 +2706,8 @@ void OpenGLDriver::endRenderPass(int) {
         discardFlags &= ~TargetBufferFlags::STENCIL;
     }
 
-    if (rt->gl.isDefault &&
-            mCurrentDrawSwapChain && mCurrentDrawSwapChain->swapChain) {
+    if (rt->gl.isDefault) {
+        assert_invariant(mCurrentDrawSwapChain);
         discardFlags &= ~mPlatform.getPreservedFlags(mCurrentDrawSwapChain->swapChain);
     }