sink clone() down the class hierarchy from CmpInst into ICmpInst/FCmpInst.
This eliminates a conditional on that path, and ensures ICmpInst/FCmpInst
both have an out-of-line virtual method to home the class.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41371 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/Instructions.h b/include/llvm/Instructions.h
index e4f7504..6773783 100644
--- a/include/llvm/Instructions.h
+++ b/include/llvm/Instructions.h
@@ -603,6 +603,8 @@
     std::swap(Ops[0], Ops[1]);
   }
 
+  virtual ICmpInst *clone() const;
+
   // Methods for support type inquiry through isa, cast, and dyn_cast:
   static inline bool classof(const ICmpInst *) { return true; }
   static inline bool classof(const Instruction *I) {
@@ -725,6 +727,8 @@
     std::swap(Ops[0], Ops[1]);
   }
 
+  virtual FCmpInst *clone() const;
+
   /// @brief Methods for support type inquiry through isa, cast, and dyn_cast:
   static inline bool classof(const FCmpInst *) { return true; }
   static inline bool classof(const Instruction *I) {