1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/Passes.cpp b/llvm/lib/CodeGen/Passes.cpp
index 731e07686d2..c66d2131f8f 100644
--- a/llvm/lib/CodeGen/Passes.cpp
+++ b/llvm/lib/CodeGen/Passes.cpp
@@ -419,7 +419,10 @@ void TargetPassConfig::addIRPasses() {
       addPass(createPrintFunctionPass(dbgs(), "\n\n*** Code after LSR ***\n"));
   }
 
+  // Run GC lowering passes for builtin collectors
+  // TODO: add a pass insertion point here
   addPass(createGCLoweringPass());
+  addPass(createShadowStackGCLoweringPass());
 
   // Make sure that no unreachable blocks are instruction selected.
   addPass(createUnreachableBlockEliminationPass());