1 files changed, 0 insertions, 18 deletions
diff --git a/clang/lib/CodeGen/CGDecl.cpp b/clang/lib/CodeGen/CGDecl.cpp
index e9f58cfac68..7350af870d2 100644
--- a/clang/lib/CodeGen/CGDecl.cpp
+++ b/clang/lib/CodeGen/CGDecl.cpp
@@ -1796,24 +1796,6 @@ void CodeGenFunction::EmitParmDecl(const VarDecl &D, ParamValue Arg,
       setBlockContextParameter(IPD, ArgNo, Arg.getDirectValue());
       return;
     }
-
-    // Apply any prologue 'this' adjustments required by the ABI. Be careful to
-    // handle the case where 'this' is passed indirectly as part of an inalloca
-    // struct.
-    if (const CXXMethodDecl *MD =
-            dyn_cast_or_null<CXXMethodDecl>(CurCodeDecl)) {
-      if (MD->isVirtual() && IPD == CXXABIThisDecl) {
-        llvm::Value *This = Arg.isIndirect()
-                                ? Builder.CreateLoad(Arg.getIndirectAddress())
-                                : Arg.getDirectValue();
-        This = CGM.getCXXABI().adjustThisParameterInVirtualFunctionPrologue(
-            *this, CurGD, This);
-        if (Arg.isIndirect())
-          Builder.CreateStore(This, Arg.getIndirectAddress());
-        else
-          Arg = ParamValue::forDirect(This);
-      }
-    }
   }
 
   Address DeclPtr = Address::invalid();