Re: [PTX] Fix CFA breakage

[Nathan Sidwell]

On 11/29/15 04:03, Eric Botcazou wrote:
The recent patch to tree-nested.c:
2015-11-26  Pierre-Marie de Rodat  <dero...@adacore.com>
        PR debug/53927
        * tree-nested.c (finalize_nesting_tree_1): Append a field to
        hold the frame base address.
        * dwarf2out.c (gen_subprogram_die): Generate for
        DW_AT_static_link a location description that computes the value
        of this field.

broke PTX, as it tried to use argp for the CFA.

That's a misleading description,

You're correct.  'Exposed an existing defect ..' would have been better, but the 
practical upshot was that tests started failing.