[RFA] Remove a VEC from py-unwind.c

[Simon Marchi]

On 2018-06-27 02:44 PM, Andrew Burgess wrote:
> * Tom Tromey <tom@tromey.com> [2018-06-05 10:04:50 -0600]:
> 
>> This removes a use of VEC from py-unwind.c, replacing it wit
>> std::vector.  It also changes saved_regs to hold a gdbpy_ref<>,
>> simplifying the memory management.
>>
>> Tested against gdb.python on x86-64 Fedora 26.
>>
>> gdb/ChangeLog
>> 2018-06-05  Tom Tromey  <tom@tromey.com>
>>
>> 	* python/py-unwind.c (unwind_info_object) <saved_regs>: Now a
>> 	std::vector.
>> 	(unwind_infopy_str, pyuw_create_unwind_info)
>> 	(unwind_infopy_add_saved_register, pyuw_sniffer)
>> 	(unwind_infopy_dealloc, unwind_infopy_add_saved_register):
>> 	Update.
>> 	(struct saved_reg): Add constructor.
>> 	<value>: Now a gdbpy_ref<>.
> 
> FWIW I took a look through this patch and it looks good.
> 
> Thanks,
> Andrew

LGTM too, thanks Andrew for taking a look.

Simon