diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp
index 7e0c531..509400b 100644
--- a/clang/lib/CodeGen/CGBuiltin.cpp
+++ b/clang/lib/CodeGen/CGBuiltin.cpp
@@ -2518,6 +2518,19 @@
       return RValue::get(Dest.getPointer());
   }
 
+  case Builtin::BI__builtin_memcpy_inline: {
+    Address Dest = EmitPointerWithAlignment(E->getArg(0));
+    Address Src = EmitPointerWithAlignment(E->getArg(1));
+    uint64_t Size =
+        E->getArg(2)->EvaluateKnownConstInt(getContext()).getZExtValue();
+    EmitNonNullArgCheck(RValue::get(Dest.getPointer()), E->getArg(0)->getType(),
+                        E->getArg(0)->getExprLoc(), FD, 0);
+    EmitNonNullArgCheck(RValue::get(Src.getPointer()), E->getArg(1)->getType(),
+                        E->getArg(1)->getExprLoc(), FD, 1);
+    Builder.CreateMemCpyInline(Dest, Src, Size);
+    return RValue::get(nullptr);
+  }
+
   case Builtin::BI__builtin_char_memchr:
     BuiltinID = Builtin::BI__builtin_memchr;
     break;