Fixed typo introduced by r46133 that caused -Wfloat-equal to break.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@46134 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Sema/SemaChecking.cpp b/Sema/SemaChecking.cpp
index 44c559b..470211d 100644
--- a/Sema/SemaChecking.cpp
+++ b/Sema/SemaChecking.cpp
@@ -752,7 +752,7 @@
   bool EmitWarning = true;
   
   Expr* LeftExprSansParen = lex->IgnoreParens();
-  Expr* RightExprSansParen = lex->IgnoreParens();
+  Expr* RightExprSansParen = rex->IgnoreParens();
 
   // Special case: check for x == x (which is OK).
   // Do not emit warnings for such cases.