1 files changed, 5 insertions, 0 deletions
diff --git a/include/clang/AST/Expr.h b/include/clang/AST/Expr.h
index 30fa84315f..ffa7d4db96 100644
--- a/include/clang/AST/Expr.h
+++ b/include/clang/AST/Expr.h
@@ -906,6 +906,11 @@ public:
     return skipRValueSubobjectAdjustments(CommaLHSs, Adjustments);
   }
 
+  /// Checks that the two Expr's will refer to the same value as a comparison
+  /// operand.  The caller must ensure that the values referenced by the Expr's
+  /// are not modified between E1 and E2 or the result my be invalid.
+  static bool isSameComparisonOperand(const Expr* E1, const Expr* E2);
+
   static bool classof(const Stmt *T) {
     return T->getStmtClass() >= firstExprConstant &&
            T->getStmtClass() <= lastExprConstant;