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authorChris Lattner <sabre@nondot.org>2008-06-14 00:49:48 +0000
committerChris Lattner <sabre@nondot.org>2008-06-14 00:49:48 +0000
commit8fa21137b2ce4345e0fa8d58978e1bd83a4530b9 (patch)
treec8f416093dc622d9d78412e03ebdf74c5671f176 /lib
parent5ed91b58a6a6e0ea7c745834be585cbf951a77b3 (diff)
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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.cpp4
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;
}