bootstrap broken on mingw

[Danny Smith]

On Feb 20, 2008 10:02 PM, Danny Smith <dansmister@gmail.com> wrote:
> On Feb 18, 2008 10:59 AM, Ralf Wildenhues <Ralf.Wildenhues@gmx.de> wrote:
> >
> > gcc/ChangeLog:
> > 2008-02-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
> >
> >         PR bootstrap/35218
> >         * Makefile.in (build_file_translate): New.
> >         (gcc-vers.texi): Use it for translating $(abs_srcdir).
> >         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
> >         * configure.ac (build_file_translate): Substitute it.
> >         * configure: Regenerate.
> >
>
> This patch breaks native bootstrap on mingw systems that use
> cygwin1.dll-dependent bash and development tools.  As such, that would
> be a regression against all versions of gcc since at least 2.95.3
>
> The  ' CMD  //c' (with 2 slashes preceding the switch  rather than the
> one documented for cmd by Micrsosoft) is a MSYS-ism that causes
> problems  with non-MSYS shells (including the one provided by MS in
> its SFU package)
>
>
> GCC corrently bootstaps just fine (with or without the earlier
> abs_srcdir patch) on mingw using the cygwin bash shell, make and
> configure. Using cygwin shell rather than the MSYS shell means that
> DejaGnu testsuite can be run.  The last time I checked this was not
> possible.  with MSYS.
>



I just noticed that this has been committed.  Should I open a new bug
report?  The use of 'CMD //c' should be restricted to those systems
that understand it.

> Danny
>