Added debug message to ObjCARC when we transform an objc_autoreleaseReturnValue => objc_autorelease due to its operand not being used as a return value.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171669 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/ObjCARC.cpp b/lib/Transforms/Scalar/ObjCARC.cpp
index 2a8a50e..a17ff50 100644
--- a/lib/Transforms/Scalar/ObjCARC.cpp
+++ b/lib/Transforms/Scalar/ObjCARC.cpp
@@ -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