From 7ff69269cf13583a981b265d4edee689feb4a830 Mon Sep 17 00:00:00 2001
From: Douglas Gregor <dgregor@apple.com>
Date: Wed, 27 May 2009 05:00:47 +0000
Subject: [PATCH] Don't drop the computed implicit conversions when building a
 call to overloaded operator[] or overloaded postfix unary operator (++, --).
 Thanks to Eli for finding this bug!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72460 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Sema/SemaExpr.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index 574955789c..9350caaca4 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -1609,6 +1609,7 @@ Sema::ActOnPostfixUnaryOp(Scope *S, SourceLocation OpLoc,
         UsualUnaryConversions(FnExpr);
 
         Input.release();
+        Args[0] = Arg;
         return Owned(new (Context) CXXOperatorCallExpr(Context, OverOp, FnExpr,
                                                        Args, 2, ResultTy, 
                                                        OpLoc));
@@ -1725,6 +1726,8 @@ Sema::ActOnArraySubscriptExpr(Scope *S, ExprArg Base, SourceLocation LLoc,
 
         Base.release();
         Idx.release();
+        Args[0] = LHSExp;
+        Args[1] = RHSExp;
         return Owned(new (Context) CXXOperatorCallExpr(Context, OO_Subscript,
                                                        FnExpr, Args, 2, 
                                                        ResultTy, LLoc));
-- 
2.40.0