This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [patch c/c++]: Unify behavior for native/cross include


On Wed, Jul 28, 2010 at 1:52 PM, Kai Tietz <ktietz70@googlemail.com> wrote:
> Hello,
>
> this patch tries to unify behavior of native- vs. cross-toolchains.
> Issue is that the order of the include folders differ (without good
> reason) for those. For native the 'local_include_dir' comes before the
> 'gcc-internal headers', but for cross the 'gcc-internal headers' are
> coming before any other headers. This all makes it pretty hard to
> predict for targets like 'mingw', where the some headers (float.h is
> here such a case) have to be forwarded by include_next from
> target-headers, or by gcc's internal headers.
>
> By this cause I suggest the following order in general to be used by gcc
> ...
> ...
> GCC_INCLUDE_DIR
> LOCAL_INCLUDE_DIR
> PREFIX_INCLUDE_DIR
> CROSS_INCLUDE_DIR
> TOOL_INCLUDE_DIR
> SYSTEM_INCLUDE_DIR
> FIXED_INCLUDE_DIR
> STANDARD_INCLUDE_DIR
>
> The fixed-include should come before the standard_include_dir, as
> those shall be handled by fixed-include. The gcc-internal should be
> the first of the C headers and first after the g++-header part.
>
> ChangeLog
>
> 2010-07-28 ?Kai Tietz
>
> ? ? ? ?* cppdefault.c (cpp_include_defaults): Move GCC_INCLUDE_DIR before
> ? ? ? ?LOCAL_INCLUDE_DIR and move FIXED_INCLUDE_DIR before
> STANDARD_INCLUDE_DIR.
>
> I tested this for x86_64-w64-mingw32 and for i686-w64-mingw32. Ok for apply?

Re-ordering CROSS_INCLUDE_DIR, TOOL_INCLUDE_DIR and
SYSTEM_INCLUDE_DIR before FIXED_INCLUDE_DIR is unrelated
to your problem at hand, right?  I see no reason why those couldn't
be fixincluded.

Richard.

> Kai
>
> --
> |? (\_/) This is Bunny. Copy and paste
> | (='.'=) Bunny into your signature to help
> | (")_(") him gain world domination
>


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]