Revert r110396 to fix buildbots.

llvm-svn: 110410
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index 4ee0c0a..98323fa 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -3029,7 +3029,7 @@
   /// global base register for x86-32.
   struct CGBR : public MachineFunctionPass {
     static char ID;
-    CGBR() : MachineFunctionPass(ID) {}
+    CGBR() : MachineFunctionPass(&ID) {}
 
     virtual bool runOnMachineFunction(MachineFunction &MF) {
       const X86TargetMachine *TM =