diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/MachineLICM.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/CodeGen/MachineLICM.cpp b/lib/CodeGen/MachineLICM.cpp index e6b9c76e9c..94e1061122 100644 --- a/lib/CodeGen/MachineLICM.cpp +++ b/lib/CodeGen/MachineLICM.cpp @@ -53,10 +53,12 @@ namespace { /// FIXME: Loop preheaders? /// virtual void getAnalysisUsage(AnalysisUsage &AU) const { - MachineFunctionPass::getAnalysisUsage(AU); AU.setPreservesCFG(); AU.addRequired<MachineLoopInfo>(); AU.addRequired<MachineDominatorTree>(); + AU.addPreserved<MachineLoopInfo>(); + AU.addPreserved<MachineDominatorTree>(); + MachineFunctionPass::getAnalysisUsage(AU); } private: /// VisitAllLoops - Visit all of the loops in depth first order and try to |