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Article View: gnu.g++.bug
Article #1816

g++ rejects valid program

#1816
From: James Clark
Date: Sat, 01 Apr 1989 17:42
37 lines
1383 bytes
g++ 1.34.1 rejects a program that seems to me (and cfront)
valid.

Script started on Sat Apr  1 18:37:17 1989
jclark% cat same.c
struct node;

typedef int (*PCOMP)(node *, node *);

struct node {
  virtual PCOMP same_function();
};

struct dnode : node {
  PCOMP same_function();
  friend int same_dnode(dnode *, dnode *);
};

PCOMP dnode::same_function()
{
  return PCOMP(same_dnode);
}
jclark% g++ -v -c same.c
g++ version 1.34.1
 /usr/local/lib/gcc-cpp -+ -v -undef -D__GNU__ -D__GNUG__ -Dsparc -Dsun -Dunix -D__sparc__ -D__sun__ -D__unix__ same.c /tmp/cca26332.cpp
GNU CPP version 1.34
 /usr/local/lib/gcc-c++ /tmp/cca26332.cpp -quiet -dumpbase same.c -version -o /tmp/cca26332.s
GNU C++ version 1.34.1 (sparc) compiled by GNU C version 1.34.
In method dnode::same_function ():
same.c:16: no appropriate type instantiation for overloaded function exists
jclark% exit
jclark% 
script done on Sat Apr  1 18:37:39 1989

James Clark
jjc@jclark.uucp
uunet!mcvax!jclark!jjc
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Path: arc1-ca.pugleaf.net!utzoo!telly!attcan!uunet!tut.cis.ohio-state.edu!UUNET.UU.NET!mcvax!jclark!jjc
From: mcvax!jclark!jjc@UUNET.UU.NET (James Clark)
Newsgroups: gnu.g++.bug
Subject: g++ rejects valid program
Message-ID: <8904011742.AA26339@jclark.uucp>
Date: 1 Apr 89 17:42:31 GMT
Sender: daemon@tut.cis.ohio-state.edu
Distribution: gnu
Organization: GNUs Not Usenet
Lines: 37