Index: include/clang/AST/ExprCXX.h
===================================================================
--- include/clang/AST/ExprCXX.h
+++ include/clang/AST/ExprCXX.h
@@ -2094,7 +2094,8 @@
     return SubExprs + Array + hasInitializer() + getNumPlacementArgs();
   }
 
-  SourceLocation getStartLoc() const { return Range.getBegin(); }
+  SourceLocation getStartLoc() const LLVM_READONLY { return getBeginLoc(); }
+  SourceLocation getBeginLoc() const { return Range.getBegin(); }
   SourceLocation getEndLoc() const { return Range.getEnd(); }
 
   SourceRange getDirectInitRange() const { return DirectInitRange; }
@@ -2104,7 +2105,6 @@
   }
 
   SourceLocation getLocStart() const LLVM_READONLY { return getBeginLoc(); }
-  SourceLocation getBeginLoc() const LLVM_READONLY { return getStartLoc(); }
   SourceLocation getLocEnd() const LLVM_READONLY { return getEndLoc(); }
 
   static bool classof(const Stmt *T) {
Index: include/clang/AST/Stmt.h
===================================================================
--- include/clang/AST/Stmt.h
+++ include/clang/AST/Stmt.h
@@ -523,7 +523,7 @@
   DeclGroupRef getDeclGroup() { return DG; }
   void setDeclGroup(DeclGroupRef DGR) { DG = DGR; }
 
-  SourceLocation getStartLoc() const { return StartLoc; }
+  SourceLocation getStartLoc() const LLVM_READONLY { return getBeginLoc(); }
   void setStartLoc(SourceLocation L) { StartLoc = L; }
   SourceLocation getEndLoc() const { return EndLoc; }
   void setEndLoc(SourceLocation L) { EndLoc = L; }
Index: include/clang/Analysis/CloneDetection.h
===================================================================
--- include/clang/Analysis/CloneDetection.h
+++ include/clang/Analysis/CloneDetection.h
@@ -122,7 +122,8 @@
   /// Returns the start sourcelocation of the first statement in this sequence.
   ///
   /// This method should only be called on a non-empty StmtSequence object.
-  SourceLocation getStartLoc() const;
+  SourceLocation getStartLoc() const LLVM_READONLY { return getBeginLoc(); }
+  SourceLocation getBeginLoc() const;
 
   /// Returns the end sourcelocation of the last statement in this sequence.
   ///
Index: lib/CodeGen/CoverageMappingGen.cpp
===================================================================
--- lib/CodeGen/CoverageMappingGen.cpp
+++ lib/CodeGen/CoverageMappingGen.cpp
@@ -67,7 +67,8 @@
 
   void setStartLoc(SourceLocation Loc) { LocStart = Loc; }
 
-  SourceLocation getStartLoc() const {
+  SourceLocation getStartLoc() const LLVM_READONLY { return getBeginLoc(); }
+  SourceLocation getBeginLoc() const {
     assert(LocStart && "Region has no start location");
     return *LocStart;
   }