Use 'location_hash' for 'gcc/diagnostic-spec.h:nowarn_map' (was: [PATCH 1/13] v2 [PATCH 1/13] Add support for per-location warning groups (PR 74765))

[Thomas Schwinge]

Hi!

On 2021-09-03T21:16:46+0200, I wrote:
> On 2021-09-01T18:14:46-0600, Martin Sebor <msebor@gmail.com> wrote:
>> On 9/1/21 1:35 PM, Thomas Schwinge wrote:
>>> On 2021-06-23T13:47:08-0600, Martin Sebor via Gcc-patches <gcc-patches@gcc.gnu.org> wrote:
>>>> --- /dev/null
>>>> +++ b/gcc/diagnostic-spec.h
>>>
>>>> +typedef location_t key_type_t;
>>>> +typedef int_hash <key_type_t, 0, UINT_MAX> xint_hash_t;
>
>> By the way, it seems we should probably also use a manifest constant
>> for Empty (probably UNKNOWN_LOCATION since we're reserving it).
>
> Yes, that will be part of another patch here -- waiting for approval of
> "Generalize 'gcc/input.h:struct location_hash'" posted elsewhere.

... which I have now pushed, so I may now propose the attached patch to
"Use 'location_hash' for 'gcc/diagnostic-spec.h:nowarn_map'".  OK to
push?


Grüße
 Thomas


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