1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/lib/IR/Function.cpp b/llvm/lib/IR/Function.cpp
index cd66eeb..c39e3ea 100644
--- a/llvm/lib/IR/Function.cpp
+++ b/llvm/lib/IR/Function.cpp
@@ -941,6 +941,15 @@ static std::string getMangledTypeStr(Type *Ty, bool &HasUnnamedType) {
       Result += "nx";
     Result += "v" + utostr(EC.getKnownMinValue()) +
               getMangledTypeStr(VTy->getElementType(), HasUnnamedType);
+  } else if (TargetExtType *TETy = dyn_cast<TargetExtType>(Ty)) {
+    Result += "t";
+    Result += TETy->getName();
+    for (Type *ParamTy : TETy->type_params())
+      Result += "_" + getMangledTypeStr(ParamTy, HasUnnamedType);
+    for (unsigned IntParam : TETy->int_params())
+      Result += "_" + utostr(IntParam);
+    // Ensure nested target extension types are distinguishable.
+    Result += "t";
   } else if (Ty) {
     switch (Ty->getTypeID()) {
     default: llvm_unreachable("Unhandled type");