Add pred./succ. list size methods.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13214 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/MachineBasicBlock.h b/include/llvm/CodeGen/MachineBasicBlock.h
index f62f81d4fced43a0b1e3b1f701f2f6f3c38a359d..df2a15a05f472dfbcb32f4d0fc7d52ea3554ac9b 100644 (file)
--- a/include/llvm/CodeGen/MachineBasicBlock.h
+++ b/include/llvm/CodeGen/MachineBasicBlock.h
@@ -108,10 +108,12 @@ public:
   const_pred_iterator  pred_begin() const { return Predecessors.begin (); }
   pred_iterator        pred_end()         { return Predecessors.end ();   }
   const_pred_iterator  pred_end()   const { return Predecessors.end ();   }
+  unsigned             pred_size()  const { return Predecessors.size ();  }
   succ_iterator        succ_begin()       { return Successors.begin ();   }
   const_succ_iterator  succ_begin() const { return Successors.begin ();   }
   succ_iterator        succ_end()         { return Successors.end ();     }
   const_succ_iterator  succ_end()   const { return Successors.end ();     }
+  unsigned             succ_size()  const { return Successors.size ();    }
 
   // Machine-CFG mutators