Improved comment. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178605 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/ObjCARC/ObjCARCOpts.cpp b/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
index 924fb0a..a956cae 100644 (file)
--- a/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
+++ b/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
@@ -1440,7 +1440,8 @@ void ObjCARCOpt::OptimizeIndividualCalls(Function &F) {
       break;
     }
 
-    // objc_autorelease(x) -> objc_release(x) if x is otherwise unused.
+    // objc_autorelease(x), objc_autoreleaseRV -> objc_release(x) if x is
+    // otherwise unused.
     if (IsAutorelease(Class) && Inst->use_empty()) {
       CallInst *Call = cast<CallInst>(Inst);
       const Value *Arg = Call->getArgOperand(0);