diff --git a/llvm/lib/Passes/PassBuilderPipelines.cpp b/llvm/lib/Passes/PassBuilderPipelines.cpp
--- a/llvm/lib/Passes/PassBuilderPipelines.cpp
+++ b/llvm/lib/Passes/PassBuilderPipelines.cpp
@@ -1729,6 +1729,8 @@
   // The IPO Passes may leave cruft around. Clean up after them.
   FPM.addPass(InstCombinePass());
   invokePeepholeEPCallbacks(FPM, Level);
+  if (EnableDFAJumpThreading && Level.getSizeLevel() == 0)
+    FPM.addPass(DFAJumpThreadingPass());
 
   if (EnableConstraintElimination)
     FPM.addPass(ConstraintEliminationPass());