[llvm-commits] [llvm] r171669 - /llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp

[Michael Gottesman]

Author: mgottesman
Date: Sun Jan  6 15:07:11 2013
New Revision: 171669

URL: http://llvm.org/viewvc/llvm-project?rev=171669&view=rev
Log:
Added debug message to ObjCARC when we transform an objc_autoreleaseReturnValue => objc_autorelease due to its operand not being used as a return value.

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=171669&r1=171668&r2=171669&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/ObjCARC.cpp Sun Jan  6 15:07:11 2013
@@ -2298,8 +2298,20 @@
 
   Changed = true;
   ++NumPeeps;
+
+  DEBUG(dbgs() << "ObjCARCOpt::OptimizeAutoreleaseRVCall: Transforming "
+                  "objc_autoreleaseReturnValue => "
+                  "objc_autorelease since its operand is not used as a return "
+                  "value.\n"
+                  "                                       Old: "
+               << *AutoreleaseRV << "\n");
+
   cast<CallInst>(AutoreleaseRV)->
     setCalledFunction(getAutoreleaseCallee(F.getParent()));
+  
+  DEBUG(dbgs() << "                                       New: "
+               << *AutoreleaseRV << "\n");
+  
 }
 
 /// OptimizeIndividualCalls - Visit each call, one at a time, and make