[llvm-commits] [llvm] r171678 - /llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp

[Michael Gottesman]

Author: mgottesman
Date: Sun Jan  6 18:04:56 2013
New Revision: 171678

URL: http://llvm.org/viewvc/llvm-project?rev=171678&view=rev
Log:
[ObjCARC Debug Message] - Added debug message when we zap a matching retain/autorelease pair in ObjCARCOpt::OptimizeReturns.

Modified:
    llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp?rev=171678&r1=171677&r2=171678&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp Sun Jan  6 18:04:56 2013
@@ -3753,6 +3753,9 @@
           // If so, we can zap the retain and autorelease.
           Changed = true;
           ++NumRets;
+          DEBUG(dbgs() << "ObjCARCOpt::OptimizeReturns: Erasing: " << *Retain
+                       << "\n                             Erasing: "
+                       << *Autorelease << "\n");
           EraseInstruction(Retain);
           EraseInstruction(Autorelease);
         }