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Latest 64 bit cygwin miscompiles gawk master
- From: arnold at skeeve dot com
- To: cygwin at cygwin dot com
- Date: Wed, 19 Apr 2017 08:32:14 -0600
- Subject: Latest 64 bit cygwin miscompiles gawk master
- Authentication-results: sourceware.org; auth=none
I just did a fresh install of the 64 bit cygwin on a new Windows 10
computer. I am trying to build gawk from git master and getting
failures. It looks like something is being miscompiled in the NODE
union. Compiler is GCC 5.4. I have no problems with this compiler
on Ubuntu 16 or with GCC 4.9 on an older 64 bit cygwin.
Also, when running configure, there are a lot of errors about not
being able to remove conftest.exe, device or resource busy, which I do
not get on the older Cygwin.
git clone http://git.savannah.gnu.org/r/gawk.git
./bootstrap.sh && ./configure && make -j && make check
Watch several of the checks crash and burn
Interestingly enough, compilation of the released gawk-4.1.4 tarball
goes off without a hitch; the test suite runs to completion with
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