[llvm-commits] [llvm] r171673 - /llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp

[Michael Gottesman]

Author: mgottesman
Date: Sun Jan  6 16:56:50 2013
New Revision: 171673

URL: http://llvm.org/viewvc/llvm-project?rev=171673&view=rev
Log:
Added debug statement to ObjCARC when we replace objc_autorelease(x) with objc_release(x) when x is otherwise unused.

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=171673&r1=171672&r2=171673&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp Sun Jan  6 16:56:50 2013
@@ -2425,6 +2425,14 @@
                            Call->getArgOperand(0), "", Call);
         NewCall->setMetadata(ImpreciseReleaseMDKind,
                              MDNode::get(C, ArrayRef<Value *>()));
+        
+        DEBUG(dbgs() << "ObjCARCOpt::OptimizeIndividualCalls: Replacing "
+                        "objc_autorelease(x) with objc_release(x) since x is "
+                        "otherwise unused.\n"
+                        "                                     Old: " << *Call
+                        "\n                                     New: " <<
+                        *NewCall << "\n");
+        
         EraseInstruction(Call);
         Inst = NewCall;
         Class = IC_Release;