[llvm-commits] [llvm] r171464 - /llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp

[Michael Gottesman]

Author: mgottesman
Date: Thu Jan  3 02:09:17 2013
New Revision: 171464

URL: http://llvm.org/viewvc/llvm-project?rev=171464&view=rev
Log:
Added DEBUG message for ObjCARC when we zap a push/pop pair in ObjCARCAPElim::OptimizeBB.

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=171464&r1=171463&r2=171464&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp Thu Jan  3 02:09:17 2013
@@ -995,6 +995,9 @@
       // zap the pair.
       if (Push && cast<CallInst>(Inst)->getArgOperand(0) == Push) {
         Changed = true;
+        DEBUG(dbgs() << "ObjCARCAPElim: OptimizeBB: Zapping push pop autorelease pair:\n"
+                     << "                           Pop: " << *Inst << "\n"
+                     << "                           Push: " << *Push << "\n");
         Inst->eraseFromParent();
         Push->eraseFromParent();
       }