r193528 - Support cross linking to arm on ubuntu.

[Chandler Carruth]

On Mon, Oct 28, 2013 at 5:53 PM, Rafael Espíndola <
rafael.espindola at gmail.com> wrote:

> Right now we print:
>
> -dynamic-linker
> /lib/ld-linux-armhf.so.3
> /usr/lib/gcc/armv7hl-redhat-linux-gnueabi/4.7.2/../../../crt1.o
> /usr/lib/gcc/armv7hl-redhat-linux-gnueabi/4.7.2/../../../crti.o
> /usr/lib/gcc/armv7hl-redhat-linux-gnueabi/4.7.2/crtbegin.o
> -L/usr/lib/gcc/armv7hl-redhat-linux-gnueabi/4.7.2
> -L/usr/lib/gcc/armv7hl-redhat-linux-gnueabi/4.7.2/../../..
> -L/lib
> -L/usr/lib
> /usr/lib/gcc/armv7hl-redhat-linux-gnueabi/4.7.2/crtend.o
> /usr/lib/gcc/armv7hl-redhat-linux-gnueabi/4.7.2/../../../crtn.o
>
> The tricky part is implementing the ubuntu support (where with have
> the "..../lib/../lib line) without regressing this.
>

How so? Shouldn't that just be a no-op?
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