From: Tom Tromey <tromey@adacore.com>
To: Christian Biesinger <cbiesinger@google.com>
Cc: Tom Tromey <tromey@adacore.com>,
gdb-patches <gdb-patches@sourceware.org>
Subject: Re: [PATCH 2/2] Avoid copying in lookup_name_info
Date: Tue, 31 Mar 2020 07:28:40 -0600 [thread overview]
Message-ID: <878sjgfybb.fsf@tromey.com> (raw)
In-Reply-To: <CAPTJ0XEsX+jOZUuOqVaJDAuC=gufXnRvAWb81pw5=jEvS92psw@mail.gmail.com> (Christian Biesinger's message of "Mon, 23 Mar 2020 12:51:32 -0500")
>>>>> "Christian" == Christian Biesinger <cbiesinger@google.com> writes:
>> int cmp = (lookup_name.completion_mode ()
>> - ? strncmp (symbol_search_name, name.c_str (), name.size ())
>> - : strcmp (symbol_search_name, name.c_str ()));
>> + ? strncmp (symbol_search_name, name, name_view.size ())
>> + : strcmp (symbol_search_name, name));
Christian> You can just use symbol_search_name == name_view, since
Christian> gdb::string_view has an overloaded operator==. That way you don't need
Christian> to call c_str() here.
Thanks, I made this change. I removed "cmp" as well, so now it looks
like:
if (lookup_name.completion_mode ()
? (strncmp (symbol_search_name, name_view.data (),
name_view.size ()) == 0)
: symbol_search_name == name_view)
C++20 has a starts_with method on string view, but we don't have that
yet.
Tom
next prev parent reply other threads:[~2020-03-31 13:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-20 20:49 [PATCH 0/2] Avoid copying in name lookup Tom Tromey
2020-03-20 20:49 ` [PATCH 1/2] Avoid some copying in psymtab.c Tom Tromey
2020-03-31 17:46 ` Pedro Alves
2020-03-31 19:35 ` Tom Tromey
2020-03-20 20:49 ` [PATCH 2/2] Avoid copying in lookup_name_info Tom Tromey
2020-03-23 17:51 ` Christian Biesinger
2020-03-31 13:28 ` Tom Tromey [this message]
2020-03-31 18:18 ` Pedro Alves
2020-03-31 19:11 ` Tom Tromey
2020-03-31 19:15 ` Tom Tromey
2020-03-31 19:28 ` Pedro Alves
2020-03-31 19:35 ` Tom Tromey
2020-03-31 19:23 ` Pedro Alves
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