Revert r110396 to fix buildbots.

llvm-svn: 110410
diff --git a/llvm/lib/CodeGen/RegAllocLinearScan.cpp b/llvm/lib/CodeGen/RegAllocLinearScan.cpp
index c9c51b3..d10b5d6 100644
--- a/llvm/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/llvm/lib/CodeGen/RegAllocLinearScan.cpp
@@ -90,7 +90,7 @@
  
   struct RALinScan : public MachineFunctionPass {
     static char ID;
-    RALinScan() : MachineFunctionPass(ID) {
+    RALinScan() : MachineFunctionPass(&ID) {
       // Initialize the queue to record recently-used registers.
       if (NumRecentlyUsedRegs > 0)
         RecentRegs.resize(NumRecentlyUsedRegs, 0);