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

[Jiong Wang <jiong dot wang at arm dot com>]

On 27/10/14 14:32, Jiong Wang wrote:
> On 21/10/14 14:59, Jiong Wang wrote:
> > a couple of ld-plugin tests for LTO failed on linking stage on aarch64 bare-metal test.
> >
> > these testcases need to link against rdimon to pass linking, while currently we control these ld flags by using
> > spec file.
> >
> > the problem is -specs= only specified on cflags, while spec files actually contain options affect
> > linker's behavior, so specs options should be treated as both cflags & ldflags.
> >
> > the solution in this patch is, if gcc driver is used as link tool, then we also append cflags to the command line so
> > that specs options will not be missed.
> >
> > no regression on x86-64 ld test.
> > no regression on aarch64 bare-metal/linux test.
> > all ld-plugin/lto fails on bare-metal gone away.
> >
> > ok for trunk?
> >
> > ld/testsuite/
> >
> >      * lib/ld-lib.exp (run_ld_link_exec_tests): Append board_cflags if gcc driver used
> >      as link tool.
> >      (run_cc_link_exec_tests): Likewise.
> Ping~

    Ping^2~

> I removed the modification of run_ld_link_exec_tests, as the "link_cmd" may be ld which will not accept -specs=.
>
> ld/testsuite/
>
>      * lib/ld-lib.exp (run_cc_link_exec_tests): Append board_cflags if gcc driver used
>      as link tool.
>