Add an explicit abort so that the optimized build knows the function does

not return.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2604 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/iTerminators.h

@@ -50,6 +50,7 @@ public:
 
   virtual const BasicBlock *getSuccessor(unsigned idx) const {
     assert(0 && "ReturnInst has no successors!");
+    abort();
   }
   virtual unsigned getNumSuccessors() const { return 0; }