Don't clear static flags in resetWorkInProgress

Fixes the regression test added in facebook#20433
acdlite · Jan 5, 2021 · ca32a97 · ca32a97
1 parent 6f07b60
commit ca32a97
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/packages/react-reconciler/src/ReactFiber.new.js b/packages/react-reconciler/src/ReactFiber.new.js
@@ -365,7 +365,7 @@ export function resetWorkInProgress(workInProgress: Fiber, renderLanes: Lanes) {
 
   // Reset the effect tag but keep any Placement tags, since that's something
   // that child fiber is setting, not the reconciliation.
-  workInProgress.flags &= Placement;
+  workInProgress.flags &= StaticMask | Placement;
 
   // The effect list is no longer valid.
   workInProgress.nextEffect = null;

diff --git a/packages/react-reconciler/src/ReactFiber.old.js b/packages/react-reconciler/src/ReactFiber.old.js
@@ -365,7 +365,7 @@ export function resetWorkInProgress(workInProgress: Fiber, renderLanes: Lanes) {
 
   // Reset the effect tag but keep any Placement tags, since that's something
   // that child fiber is setting, not the reconciliation.
-  workInProgress.flags &= Placement;
+  workInProgress.flags &= StaticMask | Placement;
 
   // The effect list is no longer valid.
   workInProgress.nextEffect = null;