Re: [PATCH] Pass CXXFLAGS to binutils/gold

[Michael Hope <michael dot hope at linaro dot org>]

On Thu, Oct 6, 2011 at 10:45 AM, Yann E. MORIN
<yann.morin.1998@anciens.enib.fr> wrote:
> Michael, Mike, All,
>
> On Wednesday 05 October 2011 23:30:53 Michael Hope wrote:
>> On Wed, Oct 5, 2011 at 3:14 PM, Mike Frysinger <vapier@gentoo.org> wrote:
>> > On Tuesday 04 October 2011 21:21:21 Michael Hope wrote:
>> >> It feels a bit funny passing CFLAGS as CXXFLAGS, but the PPL and GCC
>> >> target rules already do the same.
>> >
>> > especially because there are flags valid for the C compiler which are not
>> > valid for the C++ compiler ...
>>
>> Yip. ?There's a good amount of deliberate overlap between the gcc,
>> g++, and gfortran flags. ?In crosstool-NG it's currently only used for
>> -pipe.
>
> Yes, it feels icky... But those flags are usually very limited in their
> use; currently they're used only for '-pipe'.
>
> However, with Michael's other patch, it becomes possible for the user to
> pass arbitrary flags. But the use case is limited, and focuses on generic
> flags. Eg. disabling SSP or fortify, which is documented in the help entry.
>
> In this case, it's pretty much harmless, I guess...

I called the config item 'FLAGS' instead of CFLAGS and documented them
as going to both the C and C++ compiler.  For my particular (and may
other) use cases, there's no need to have a separate entry for C vs
C++.

-- Michael

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