From f64ff8ed3a5b5b3c5b2fd2f16dc32b4aadc06004 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Mon, 23 Jul 2012 19:27:31 +0000
Subject: An objc_retain can serve as a may-use for a different pointer.
 rdar://11931823.

llvm-svn: 160637
---
 llvm/lib/Transforms/Scalar/ObjCARC.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'llvm/lib/Transforms/Scalar')

diff --git a/llvm/lib/Transforms/Scalar/ObjCARC.cpp b/llvm/lib/Transforms/Scalar/ObjCARC.cpp
index 64f71d380a8..3222f2083b9 100644
--- a/llvm/lib/Transforms/Scalar/ObjCARC.cpp
+++ b/llvm/lib/Transforms/Scalar/ObjCARC.cpp
@@ -2829,7 +2829,10 @@ ObjCARCOpt::VisitInstructionTopDown(Instruction *Inst,
     }
 
     S.IncrementNestCount();
-    return NestingDetected;
+
+    // A retain can be a potential use; procede to the generic checking
+    // code below.
+    break;
   }
   case IC_Release: {
     Arg = GetObjCArg(Inst);
-- 
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