2 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/InstrSched/InstrScheduling.cpp b/llvm/lib/CodeGen/InstrSched/InstrScheduling.cpp
index a985680da3d..9818b708381 100644
--- a/llvm/lib/CodeGen/InstrSched/InstrScheduling.cpp
+++ b/llvm/lib/CodeGen/InstrSched/InstrScheduling.cpp
@@ -1499,6 +1499,7 @@ namespace {
     // getAnalysisUsage - We use LiveVarInfo...
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
       AU.addRequired<FunctionLiveVarInfo>();
+      AU.setPreservesCFG();
     }
     
     bool runOnFunction(Function &F);
diff --git a/llvm/lib/CodeGen/InstrSelection/InstrSelection.cpp b/llvm/lib/CodeGen/InstrSelection/InstrSelection.cpp
index 28bfb74666d..a9d1331c94c 100644
--- a/llvm/lib/CodeGen/InstrSelection/InstrSelection.cpp
+++ b/llvm/lib/CodeGen/InstrSelection/InstrSelection.cpp
@@ -63,6 +63,10 @@ namespace {
                                        int ruleForNode, short* nts);
   public:
     InstructionSelection(TargetMachine &T) : Target(T) {}
+
+    virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+      AU.setPreservesCFG();
+    }
     
     bool runOnFunction(Function &F);
   };