Pass callsite return type to TargetLowering::LowerCall and use that to check sibcall eligibility.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95130 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaISelLowering.cpp b/lib/Target/Alpha/AlphaISelLowering.cpp
index 0bbe567..980db13 100644
--- a/lib/Target/Alpha/AlphaISelLowering.cpp
+++ b/lib/Target/Alpha/AlphaISelLowering.cpp
@@ -219,7 +219,7 @@
 #include "AlphaGenCallingConv.inc"
 
 SDValue
-AlphaTargetLowering::LowerCall(SDValue Chain, SDValue Callee,
+AlphaTargetLowering::LowerCall(SDValue Chain, SDValue Callee, const Type *RetTy,
                                CallingConv::ID CallConv, bool isVarArg,
                                bool &isTailCall,
                                const SmallVectorImpl<ISD::OutputArg> &Outs,