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| author | Chris Lattner <sabre@nondot.org> | 2006-02-18 01:32:04 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-02-18 01:32:04 +0000 |
| commit | caf489353605905fce38b7033987010bad910b57 (patch) | |
| tree | 34f128979d7a4c20475f9b7ae4df669215519e9b /lib/Transforms | |
| parent | f4412d890dd20af78120a793c973f319e4b506ea (diff) | |
| download | external_llvm-caf489353605905fce38b7033987010bad910b57.zip external_llvm-caf489353605905fce38b7033987010bad910b57.tar.gz external_llvm-caf489353605905fce38b7033987010bad910b57.tar.bz2 | |
a previous patch completely disabled trivial unswitching, this fixees it.
Thanks to nate for pointing this out :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26280 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/LoopUnswitch.cpp | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp index 25c1619..8713631 100644 --- a/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/lib/Transforms/Scalar/LoopUnswitch.cpp @@ -168,7 +168,6 @@ static bool isTrivialLoopExitBlockHelper(Loop *L, BasicBlock *BB, static BasicBlock *isTrivialLoopExitBlock(Loop *L, BasicBlock *BB) { std::set<BasicBlock*> Visited; Visited.insert(L->getHeader()); // Branches to header are ok. - Visited.insert(BB); // Don't revisit BB after we do. BasicBlock *ExitBB = 0; if (isTrivialLoopExitBlockHelper(L, BB, ExitBB, Visited)) return ExitBB; |