Change the BasicBlockAddrs map to be a vector, indexed by MBB number.

llvm-svn: 28069
diff --git a/llvm/lib/CodeGen/ELFWriter.cpp b/llvm/lib/CodeGen/ELFWriter.cpp
index 69302a3..780ba54 100644
--- a/llvm/lib/CodeGen/ELFWriter.cpp
+++ b/llvm/lib/CodeGen/ELFWriter.cpp
@@ -71,7 +71,7 @@
     }
     
     virtual void emitJumpTableInfo(MachineJumpTableInfo *MJTI,
-                                   std::map<MachineBasicBlock*,uint64_t> &MBBM){
+                                   std::vector<uint64_t> &MBBM) {
       assert(0 && "JT not implementated yet!");
     }