Delete questionable files

From-SVN: r28457

gcc/testsuite/g++.old-deja/g++.robertl/eb78.C

-// Special g++ Options: -W -Wall -O
-
-//This is the source code from FAQ-259, found in chapter 20 of "C++ FAQs."
-//Copyright (C) 1994, Addison-Wesley Publishers, Inc.; All rights reserved.
-//
-//The book, "C++ FAQs" is by Marshall P. Cline and Greg A. Lomow,
-//Copyright (C) 1994, Addison-Wesley Publishers, Inc.; All rights reserved.
-//
-//This code is presented for its instructional value.  It has been tested with
-//care, but it is not guaranteed for any particular purpose.  Neither the
-//publisher nor the authors offer any warranties or representations, nor do
-//they accept any liabilities with respect to this code.
-
-#include <string.h>
-#include <iostream.h>
-
-class BadIndex { };
-
-class String {
-public:
-
-  String()
-    : len_(0), data_(new char[1])
-    { data_[0] = '\0'; }
-
-  String(const char* s)
-    : len_(strlen(s)), data_(new char[len_ + 1])
-    { memcpy(data_, s, len_ + 1); }
-
- ~String()
-    { delete [] data_; }
-
-  String(const String& s)
-    : len_(s.len_), data_(new char[s.len_ + 1])
-    { memcpy(data_, s.data_, len_ + 1); }
-
-  String& operator= (const String& s)
-    {
-      if (len_ != s.len_) { //makes self-assignment harmless
-        char* newData = new char[s.len_ + 1];
-        delete [] data_;
-        data_ = newData;
-        len_ = s.len_;
-      }
-      memcpy(data_, s.data_, len_ + 1);
-      return *this;
-    }
-
-  unsigned len() const
-    { return len_; }
-
-  char& operator[] (unsigned i)
-    { indexTest(i); return data_[i]; }
-  char  operator[] (unsigned i) const
-    { indexTest(i); return data_[i]; }
-
-  friend ostream& operator<< (ostream& o, const String& s)
-    { return o.write(s.data_, s.len_); }
-
-  friend int operator== (const String& a, const String& b)
-    { return a.len_ == b.len_ &&
-             memcmp(a.data_, b.data_, a.len_) == 0; }
-  friend int operator!= (const String& a, const String& b)
-    { return ! (a == b); }
-
-private:
-  void indexTest(unsigned i) const
-    { if (i >= len_) throw BadIndex(); }
-  unsigned len_;  //ORDER DEPENDENCY; see FAQ-190
-  char* data_;    //ORDER DEPENDENCY; see FAQ-190
-};
-
-class AccessViolation { };
-class BadFileName     { };
-
-class File {
-public:
-  File(const String& filename)
-    throw(AccessViolation, BadFileName)
-    {
-      cout << "Open " << filename << "\n";
-      if (filename == "badAccess.txt")
-        throw AccessViolation();
-      if (filename == "badName.txt")
-        throw BadFileName();
-    }
-};
-
-class UserClass {
-public:
-  void f(const String& filename) throw(BadFileName);
-};
-
-void
-UserClass::f(const String& filename) throw(BadFileName)
-{
-  try {
-    File f(filename);		// WARNING - unused
-  }
-  catch (const AccessViolation& e) {
-    cout << "  FULLY recover from access-violation\n";
-  }
-  catch (const BadFileName& e) {
-    cout << "  PARTIALLY recover from bad-file-name\n";
-    throw;
-  }
-}
-
-void
-tryIt(const String& filename)
-{
-  try {
-    UserClass u;
-    u.f(filename);
-    cout << "  OK\n";
-  }
-  catch (const BadFileName& e) {
-    cout << "  Finish recovering from bad-file-name\n";
-  }
-}
-
-int
-main()
-{
-  tryIt("goodFile.txt");
-  tryIt("badAccess.txt");
-  tryIt("badName.txt");
-}
-
-// g++ -O -o warn warn.C -W -Wall
-// warn.C: In method `void UserClass::f(const class String &)':
-// warn.C:96: warning: unused variable `class File f'
-// warn.C:101: warning: `struct cp_eh_info * __exception_info' might 
-// be used uninitialized in this function
-
-