Cygwin 1.7: how do I use gcc-4 and mingw (to replace -mno_cygwin)?

Larry Hall (Cygwin) reply-to-list-only-lh@cygwin.com
Tue Jun 1 22:23:00 GMT 2010


On 6/1/2010 5:45 PM, Jim Reisert AD1C wrote:
> Since upgrading to Cygwin 1.7 eons ago, I lost the ability to compile
> -mno_cygwin using gcc4.  I did find that I can still compile using
> gcc3.
>
> What's the simplest migration path from "gcc -mno-cygwin" (gcc3) to
> the equivalent in gcc4?  I've seen this text:
>
>    "For gcc-4, there'll be a separate MinGW cross compiler package,
> which unfortunately isn't quite ready yet."
>
> How would I use such a package in my Makefile, assuming it's ready for
> Cygwin 1.7 now?

You'd invoke the cross-compiler directly instead of 'gcc-3 -mno-cygwin'.
Or better, set CC before (or as part of) invoking 'make' so you don't
have to put anything specific into your makefile.

> If it's NOT ready, I can continue to use gcc3 until I run into
> something that's only supported in gcc4.  Considering the code I
> write, it may never come to this.

It's not ready yet.

-- 
Larry Hall                              http://www.rfk.com
RFK Partners, Inc.                      (508) 893-9779 - RFK Office
216 Dalton Rd.                          (508) 893-9889 - FAX
Holliston, MA 01746

_____________________________________________________________________

A: Yes.
> Q: Are you sure?
>> A: Because it reverses the logical flow of conversation.
>>> Q: Why is top posting annoying in email?

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