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Re: tests: skip -Wall -Werror with Tru64 cc in cwrapper test.

From: Ralf Wildenhues
Subject: Re: tests: skip -Wall -Werror with Tru64 cc in cwrapper test.
Date: Mon, 30 Aug 2010 23:19:22 +0200
User-agent: Mutt/1.5.20 (2010-04-22)

* Eric Blake wrote on Mon, Aug 30, 2010 at 11:13:22PM CEST:
> On 08/30/2010 03:06 PM, Ralf Wildenhues wrote:
> >Don't you love those permissive compilers where only the linker fails
> >later with:
> >
> >libtool: link: /opt/fsw/bin/cc -g -Wall -Werror -o .libs/usea usea.o  
> >./.libs/ -rpath /foo
> >Invalid flag usage: Wall, -Wx,-option must appear after -_SYSTYPE_SVR4
> >ld: Usage: ld [options] file [...]
> >stdout:
> >./../libtool/tests/ exit code was 1, expected 0
> Does this have any ramifications for autoconf's AC_LANG_WERROR?

Not necessarily.  But the user has to test flags that she later passes
also to link commands, using a link test.  :-/

This Tru64 compiler is probably on its way to history though, to let's
not be too worried unless we see more of these.


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