1 files changed, 5 insertions, 0 deletions
diff --git a/lib/CodeGen/SimpleRegisterCoalescing.cpp b/lib/CodeGen/SimpleRegisterCoalescing.cpp
index d87a666bbe..bc5926c94d 100644
--- a/lib/CodeGen/SimpleRegisterCoalescing.cpp
+++ b/lib/CodeGen/SimpleRegisterCoalescing.cpp
@@ -15,6 +15,7 @@
 #define DEBUG_TYPE "regcoalescing"
 #include "SimpleRegisterCoalescing.h"
 #include "VirtRegMap.h"
+#include "LiveDebugVariables.h"
 #include "llvm/CodeGen/LiveIntervalAnalysis.h"
 #include "llvm/Value.h"
 #include "llvm/Analysis/AliasAnalysis.h"
@@ -68,6 +69,7 @@ INITIALIZE_AG_PASS_BEGIN(SimpleRegisterCoalescing, RegisterCoalescer,
                 "simple-register-coalescing", "Simple Register Coalescing", 
                 false, false, true)
 INITIALIZE_PASS_DEPENDENCY(LiveIntervals)
+INITIALIZE_PASS_DEPENDENCY(LiveDebugVariables)
 INITIALIZE_PASS_DEPENDENCY(SlotIndexes)
 INITIALIZE_PASS_DEPENDENCY(MachineLoopInfo)
 INITIALIZE_PASS_DEPENDENCY(StrongPHIElimination)
@@ -85,6 +87,8 @@ void SimpleRegisterCoalescing::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.addRequired<AliasAnalysis>();
   AU.addRequired<LiveIntervals>();
   AU.addPreserved<LiveIntervals>();
+  AU.addRequired<LiveDebugVariables>();
+  AU.addPreserved<LiveDebugVariables>();
   AU.addPreserved<SlotIndexes>();
   AU.addRequired<MachineLoopInfo>();
   AU.addPreserved<MachineLoopInfo>();
@@ -1626,6 +1630,7 @@ bool SimpleRegisterCoalescing::runOnMachineFunction(MachineFunction &fn) {
   tri_ = tm_->getRegisterInfo();
   tii_ = tm_->getInstrInfo();
   li_ = &getAnalysis<LiveIntervals>();
+  ldv_ = &getAnalysis<LiveDebugVariables>();
   AA = &getAnalysis<AliasAnalysis>();
   loopInfo = &getAnalysis<MachineLoopInfo>();