From: Tom Tromey <tom@tromey.com>
To: Tom de Vries via Gdb-patches <gdb-patches@sourceware.org>
Cc: Tom de Vries <tdevries@suse.de>
Subject: Re: [PATCH 2/2] [gdb] Initialize main_thread_id earlier
Date: Fri, 28 Jul 2023 07:10:15 -0600 [thread overview]
Message-ID: <877cqki3m0.fsf@tromey.com> (raw)
In-Reply-To: <20230728105945.13909-2-tdevries@suse.de> (Tom de Vries via Gdb-patches's message of "Fri, 28 Jul 2023 12:59:45 +0200")
>>>>> "Tom" == Tom de Vries via Gdb-patches <gdb-patches@sourceware.org> writes:
Tom> I wrote a patch using is_main_thread (), and found it returning false in the
Tom> main thread due to main_thread_id not being initialized yet.
Tom> Initialization currently takes place in _initialize_run_on_main_thread, but
Tom> that's too late for earlier uses.
Tom> Fix this by also initializing on first use.
I wonder if it's enough to have:
static std::thread::id main_thread_id = std::this_thread::get_id ();
Tom> +#if CXX_STD_THREAD
Tom> +static void
Tom> +initialize_main_thread_id (void)
"(void)" is only needed for C, you can just write "()" here.
Tom
next prev parent reply other threads:[~2023-07-28 13:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-28 10:59 [PATCH 1/2] [gdb] Rename variable main_thread to main_thread_id Tom de Vries
2023-07-28 10:59 ` [PATCH 2/2] [gdb] Initialize main_thread_id earlier Tom de Vries
2023-07-28 13:10 ` Tom Tromey [this message]
2023-08-02 14:26 ` Tom de Vries
2023-08-02 16:55 ` Tom Tromey
2023-08-02 18:46 ` Tom de Vries
2023-08-02 20:48 ` Tom Tromey
2023-08-02 21:21 ` Tom de Vries
2023-07-28 15:36 ` Pedro Alves
2023-08-02 14:45 ` Tom de Vries
2023-07-28 13:06 ` [PATCH 1/2] [gdb] Rename variable main_thread to main_thread_id Tom Tromey
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