Port getLocStart -> getBeginLoc

Reviewers: teemperor!

Subscribers: jholewinski, whisperity, jfb, cfe-commits

Differential Revision: https://reviews.llvm.org/D50350

llvm-svn: 339385
diff --git a/clang/lib/CodeGen/CGAtomic.cpp b/clang/lib/CodeGen/CGAtomic.cpp
index b34bcdc..eaf29df 100644
--- a/clang/lib/CodeGen/CGAtomic.cpp
+++ b/clang/lib/CodeGen/CGAtomic.cpp
@@ -769,7 +769,7 @@
                      getContext().toBits(sizeChars) > MaxInlineWidthInBits);
 
   if (UseLibcall)
-    CGM.getDiags().Report(E->getLocStart(), diag::warn_atomic_op_misaligned);
+    CGM.getDiags().Report(E->getBeginLoc(), diag::warn_atomic_op_misaligned);
 
   llvm::Value *Order = EmitScalarExpr(E->getOrder());
   llvm::Value *Scope =