[arch-dev-public] gcc 4.3 and archlinux

Roman Kyrylych roman.kyrylych at gmail.com
Sun Mar 9 16:52:37 EDT 2008

2008/3/9, Jan de Groot <jan at jgc.homeip.net>:
> Hi all,
>  I've prepared gcc 4.3.0 for the x86_64 platform in testing:
>  - kernel-headers updated to
>  - glibc patched with some upstream CVS patches borrowed from gentoo
>  - binutils rebuilt with gcc 4.3 and glibc 2.7-8
>  - gcc-libs updated to 4.3.0
>  - gcc updated to 4.3.0 and patched to support gcj without
>  installing/building it (gcc should be able to build java files when gcj
>  is installed now)
>  - removed gcc-fortran provides from gcc-libs, as we had a sobump
>  - changed gcc-gcj to upstream tarballs instead of Ubuntu branch
>  - rebuilt gjdoc which is a native java program
>  - updated java-gcj-compat
>  - rebuilt all fortran applications against new gcc-libs and changed
>  dependencies
>  In the meanwhile, I found out one big change: gcc 4.3 doesn't include C
>  functions anymore when including c++ includes. This breaks a horrible
>  amount of packages, but fixing is easy:
>  Whenever there's a missing function, look it up in its manpage:
>  strcpy: man 3 strcpy, look for include, which will be <string.h> in this
>  case. As we're using C++ now and want a C include, this will become
>  #include <cstring> without the .h and a c prepended.

Huh? We need to patch a lot of C++ source code that relies on C includes?

>  As gcc 4.3 should be backwards compatible with 4.2 (except for libgcj
>  and libgfortran sonames), I don't think there's much trouble moving
>  these packages to core and extra. I'd like to have these merged after
>  Tobias has finished our ISOs (and we have enough signoffs), as I don't
>  want to make big changes right before a release.

Roman Kyrylych (Роман Кирилич)

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