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[ObjCARC Debug Message] - Added debug message when we add a tail keyword to a function which can never be passed stack args.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171675 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael Gottesman 2013-01-06 23:39:09 +00:00
parent 795612702e
commit 817d4e942b
1 changed files with 3 additions and 0 deletions
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3
lib/Transforms/Scalar/ObjCARC.cpp
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@ -2443,6 +2443,9 @@ void ObjCARCOpt::OptimizeIndividualCalls(Function &F) {
// a tail keyword.
if (IsAlwaysTail(Class)) {
Changed = true;
DEBUG(dbgs() << "ObjCARCOpt::OptimizeIndividualCalls: Adding tail keyword"
" to function since it can never be passed stack args: " << *Inst <<
"\n");
cast<CallInst>(Inst)->setTailCall();
}