Improve diagnostic location information when checking the initialization of a reference

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82666 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaCXXCast.cpp b/lib/Sema/SemaCXXCast.cpp
index f0ae9a1..d1a8b6d 100644
--- a/lib/Sema/SemaCXXCast.cpp
+++ b/lib/Sema/SemaCXXCast.cpp
@@ -787,6 +787,7 @@
     // get error messages.
     ImplicitConversionSequence ICS;
     bool failed = Self.CheckReferenceInit(SrcExpr, DestType,
+                                          OpRange.getBegin(),
                                           /*SuppressUserConversions=*/false,
                                           /*AllowExplicit=*/false,
                                           /*ForceRValue=*/false,