CPATH, LIBRARY_PATH, and cross-compilers

[Ralf Corsepius]

On 02/13/2013 03:49 PM, Ludovic Courtès wrote:
> Richard Biener <richard.guenther@gmail.com> skribis:
>
>> On Wed, Feb 13, 2013 at 12:13 PM, Richard Biener
>> <richard.guenther@gmail.com> wrote:
>>> On Tue, Feb 12, 2013 at 9:41 PM, Ludovic Courtès <ludo@gnu.org> wrote:
>>>> Joel Sherrill <joel.sherrill@oarcorp.com> skribis:
>>>>
>>>>> But it still doesn't address the situation where you have multiple
>>>>> cross compilers in your PATH all for different targets.
>>>>
>>>> Yeah, I thought about it, but couldn’t come up with a practical use case
>>>> where you’d need to use different cross-compilers in a single build.
>>>
>>> When you create fat binaries.
>>
>> That is, a more pragmatic approach would be to not honor these environments
>> in a cross compiler at all.

Agreed.

> Possibly, though that’d be an incompatible change.
>
> At any rate, there’s a need for similar env. vars for cross-compilers.  WDYT?
I am having difficulties to imagine such a need.

Ralf