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author | Chris Lattner <sabre@nondot.org> | 2008-06-14 00:49:48 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2008-06-14 00:49:48 +0000 |
commit | 8fa21137b2ce4345e0fa8d58978e1bd83a4530b9 (patch) | |
tree | c8f416093dc622d9d78412e03ebdf74c5671f176 /lib | |
parent | 5ed91b58a6a6e0ea7c745834be585cbf951a77b3 (diff) | |
download | external_llvm-8fa21137b2ce4345e0fa8d58978e1bd83a4530b9.zip external_llvm-8fa21137b2ce4345e0fa8d58978e1bd83a4530b9.tar.gz external_llvm-8fa21137b2ce4345e0fa8d58978e1bd83a4530b9.tar.bz2 |
Fix a case where tailcallelim wouldn't set the changed bit when it made a change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52267 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Transforms/Scalar/TailRecursionElimination.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/TailRecursionElimination.cpp b/lib/Transforms/Scalar/TailRecursionElimination.cpp index 61222f8..6fcf55b 100644 --- a/lib/Transforms/Scalar/TailRecursionElimination.cpp +++ b/lib/Transforms/Scalar/TailRecursionElimination.cpp @@ -185,8 +185,10 @@ bool TailCallElim::runOnFunction(Function &F) { if (!FunctionContainsEscapingAllocas) for (Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB) for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) - if (CallInst *CI = dyn_cast<CallInst>(I)) + if (CallInst *CI = dyn_cast<CallInst>(I)) { CI->setTailCall(); + MadeChange = true; + } return MadeChange; } |