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| author | Dan Gohman <gohman@apple.com> | 2011-08-18 21:27:42 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2011-08-18 21:27:42 +0000 |
| commit | b48ef3a3ec7f527b0c76e7fbb37bbaac63b7c6aa (patch) | |
| tree | 0e0600943ee0badcf32767297e457da250f73115 /lib/Transforms | |
| parent | 857fd8fcdac9570b2438922058aff9677a396db4 (diff) | |
| download | external_llvm-b48ef3a3ec7f527b0c76e7fbb37bbaac63b7c6aa.zip external_llvm-b48ef3a3ec7f527b0c76e7fbb37bbaac63b7c6aa.tar.gz external_llvm-b48ef3a3ec7f527b0c76e7fbb37bbaac63b7c6aa.tar.bz2 | |
Make it clear that this code is iterating in reverse order through the array.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137985 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/ObjCARC.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/ObjCARC.cpp b/lib/Transforms/Scalar/ObjCARC.cpp index c74c353..5e878cf 100644 --- a/lib/Transforms/Scalar/ObjCARC.cpp +++ b/lib/Transforms/Scalar/ObjCARC.cpp @@ -2596,8 +2596,9 @@ ObjCARCOpt::Visit(Function &F, Order.push_back(Stack.pop_back_val().first); } bool BottomUpNestingDetected = false; - while (!Order.empty()) { - BasicBlock *BB = Order.pop_back_val(); + for (SmallVectorImpl<BasicBlock *>::const_reverse_iterator I = + Order.rbegin(), E = Order.rend(); I != E; ++I) { + BasicBlock *BB = *I; BottomUpNestingDetected |= VisitBottomUp(BB, BBStates, Retains); } |