On Mar 19 13:45, Peter Foley wrote:
> When compiling with -std=c++14 (the default for gcc 6.0+), the sized
> deallocation operator must be defined to prevent undefined symbols when
> linking.
> 
> winsup/cygwin/ChangeLog:
> cxx.cc (operator delete(void *p, size_t)): Define.
> 
> Signed-off-by: Peter Foley <pefoley2@pefoley.com>
> ---
>  winsup/cygwin/cxx.cc | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/winsup/cygwin/cxx.cc b/winsup/cygwin/cxx.cc
> index 0faeaf7..df7491b 100644
> --- a/winsup/cygwin/cxx.cc
> +++ b/winsup/cygwin/cxx.cc
> @@ -29,6 +29,11 @@ operator delete (void *p)
>  {
>    free (p);
>  }
> +void
> +operator delete (void *p, size_t)
> +{
> +  ::operator delete(p);
> +}
>  
>  void *
>  operator new[] (std::size_t s)
> -- 
> 2.7.4

This looks incomplete to me.  Don't we have to export the symbol?


Thanks,
Corinna


-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat