r66870 missed this out.

llvm-svn: 67082

r66870 missed this out.
llvm-svn: 67082
88e15b25 · Sanjiv Gupta · 31a082fd · 88e15b25
Commit 88e15b25 authored 16 years ago by Sanjiv Gupta
--- a/llvm/lib/CodeGen/RegAllocPBQP.cpp
+++ b/llvm/lib/CodeGen/RegAllocPBQP.cpp
@@ -83,6 +83,7 @@ namespace {
      au.addPreserved<LiveStacks>();
      au.addRequired<MachineLoopInfo>();
      au.addPreserved<MachineLoopInfo>();
+      au.addRequired<VirtRegMap>();
      MachineFunctionPass::getAnalysisUsage(au);
    }