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From: Simon Marchi <simon.marchi@polymtl.ca>
To: Lancelot SIX <lsix@lancelotsix.com>, gdb-patches@sourceware.org
Subject: Re: [PATCH v4 3/4] gdb: Have setter and getter callbacks for settings
Date: Tue, 5 Oct 2021 15:10:55 -0400	[thread overview]
Message-ID: <4909e2ce-64db-525c-0199-458138c32460@polymtl.ca> (raw)
In-Reply-To: <20210929215011.1489639-4-lsix@lancelotsix.com>

> @@ -241,13 +295,23 @@ struct setting
>      gdb_assert (var_type_uses<T> (m_var_type));
>      gdb_assert (m_var != nullptr);
>
> -    return *static_cast<T const *> (m_var);
> +    if (m_var == nullptr)
> +      {
> +	gdb_assert (m_getter != nullptr);
> +	auto getter = reinterpret_cast<setting_getter_ftype<T>> (m_getter);
> +	return getter ();
> +      }
> +    else
> +      return *static_cast<T *> (m_var);

While pulling these upstream changes to the ROCm GDB port, I found that
we forgot to remove the `gdb_assert (m_var != nullptr)` above.

I can fix that when I send a patch that actually uses the
getters/setters (which would trigger the assert).

Simon

  parent reply	other threads:[~2021-10-05 19:12 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-29 21:50 [PATCH v4 0/4] Refactor cmd_list_element.var Lancelot SIX
2021-09-29 21:50 ` [PATCH v4 1/4] gdb: Introduce setting construct within cmd_list_element Lancelot SIX
2021-09-30 12:12   ` Simon Marchi
2021-09-30 12:30     ` Simon Marchi
2021-09-30 23:15       ` Lancelot SIX
2021-10-01  1:16         ` Simon Marchi
2021-09-30 12:39   ` Simon Marchi
2021-09-29 21:50 ` [PATCH v4 2/4] gdb: make string-like set show commands use std::string variable Lancelot SIX
2021-09-29 21:50 ` [PATCH v4 3/4] gdb: Have setter and getter callbacks for settings Lancelot SIX
2021-09-30 12:42   ` Simon Marchi
2021-10-05 19:10   ` Simon Marchi [this message]
2021-10-05 20:27     ` Lancelot SIX
2021-10-05 20:39       ` Simon Marchi
2021-10-05 22:21         ` Lancelot SIX
2021-09-29 21:50 ` [PATCH v4 4/4] gdb: Setting setter return a bool to tell if the value changed Lancelot SIX
2021-09-30 12:43   ` Simon Marchi
2021-09-30 12:44 ` [PATCH v4 0/4] Refactor cmd_list_element.var Simon Marchi
2021-10-03 19:22   ` Lancelot SIX

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