commit c72d3be38915728142d13f982eeef218e42f21aa
author Dan Gohman <gohman@apple.com> Mon Jul 23 19:27:31 2012 +0000
committer Dan Gohman <gohman@apple.com> Mon Jul 23 19:27:31 2012 +0000
tree c37b23790d66dd87d0b2174386354f0ff40ff366
parent ec5e97f5c874a82aa995cffee8c5592c6689ffb4

An objc_retain can serve as a may-use for a different pointer.
rdar://11931823.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160637 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Scalar/ObjCARC.cpp

diff --git a/lib/Transforms/Scalar/ObjCARC.cpp b/lib/Transforms/Scalar/ObjCARC.cpp
index 64f71d3..3222f20 100644
--- a/lib/Transforms/Scalar/ObjCARC.cpp
+++ b/lib/Transforms/Scalar/ObjCARC.cpp
@@ -2829,7 +2829,10 @@
     }
 
     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);