[PATCH][ld/testsuite] treate -specs as both cflags & ldflags

[Nicholas Clifton]

Hi Jiong,

> ld/testsuite/
>
>     * lib/ld-lib.exp (run_cc_link_exec_tests): Append board_cflags if
> gcc driver used
>     as link tool.

Approved (the revised version) - please apply.

Cheers
   Nick