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Subject:	Re: Regression in Cygwin 3.2.0
To:	cygwin AT cygwin DOT com
References:	<000b01d732a9$c15bf510$4413df30$@cl.cam.ac.uk>
From:	Thomas Wolff <towo AT towo DOT net>
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Date:	Fri, 16 Apr 2021 14:05:19 +0200
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Am 16.04.2021 um 12:17 schrieb David Allsopp via Cygwin:
> I'm unable to build OCaml using the mingw-w64 compilers with Cygwin 3.2.0.
> Windows 10.0.19042.928 (and tried on three different machines so far)
>
> Repro:
>
>   - Fresh Cygwin64 installation with make, libiconv, mingw64-x86_64-gcc-core
> and git added; fire up mintty
>   - git clone --depth 1 --recursive https://github.com/ocaml/ocaml
>   - cd ocaml && ./configure --host=x86_64-w64-mingw32 && make -j8 flexdll &&
> make -j8 world.opt
>
> This is consistently hanging with Cygwin 3.2.0 and seems possibly to have
> something to do with linking (the creation of runtime/ocamlrun.exe and
> stdlib/camlheader, which is also an executable, seem to be part of the
> problem).
>
> It can be immediately fixed by downgrading to Cygwin 3.1.7, cleaning the
> tree and repeating the build.
>
> I'm of course very happy to try to reduce this to a smaller repro case, but
> is there an obvious culprit in Cygwin 3.2.0 to check before I do?
The build fails for me with error messages but it does not hang.
You could have tried at least building without -j option, and running 
the build steps separately for better diagnostics.

>
> Many thanks,
>
>
> David
>
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