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Re: (no) GCC pre-compiled headers on Cygwin
- From: Phil Edwards <phil at jaj dot com>
- To: Alexandre Oliva <aoliva at redhat dot com>
- Cc: Benjamin Kosnik <bkoz at redhat dot com>, gcc at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org, libstdc++ at gcc dot gnu dot org
- Date: Wed, 23 Jul 2003 02:02:38 -0400
- Subject: Re: (no) GCC pre-compiled headers on Cygwin
- References: <20030722102833.60471912.bkoz@redhat.com> <or4r1dx1su.fsf@free.redhat.lsd.ic.unicamp.br>
On Wed, Jul 23, 2003 at 02:14:09AM -0300, Alexandre Oliva wrote:
> On Jul 22, 2003, Benjamin Kosnik <bkoz@redhat.com> wrote:
>
> >> Would a change that made it fail in the current conditions be acceptable
> >> for libstdc++?
>
> > Yes please.
>
> How's this? Ok to install?
+ if ${CXX-g++} $CXXFLAGS $CPPFLAGS -x c++-header conftest.h \
+ -o conftest.h.gch 1>&5 2>&1 &&
+ echo '#error "pch failed"' > conftest.h &&
+ echo '#include "conftest.h"' > conftest.C &&
+ ${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.C 1>&5 2>&1 ; then
Please use $glibcxx_CXX rather than $CXX (there's a comment in
GLIBCXX_CONFIGRE in acinclude.m4 explaining why, even though we set CXX
anyhow, odd...)
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