diff --git a/third_party/llvm-10.0/llvm/lib/Target/X86/X86ISelLowering.cpp b/third_party/llvm-10.0/llvm/lib/Target/X86/X86ISelLowering.cpp
index cbdd713..215898d 100644
--- a/third_party/llvm-10.0/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/third_party/llvm-10.0/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -7122,6 +7122,9 @@
                                SmallVectorImpl<SDValue> &Ops,
                                SelectionDAG &DAG, unsigned Depth,
                                bool ResolveKnownElts) {
+  if (Depth > SelectionDAG::MaxRecursionDepth)
+    return false;
+
   Mask.clear();
   Ops.clear();