From: Simon Marchi <simark@simark.ca>
To: Joel Brobecker <brobecker@adacore.com>,
Ulrich Weigand <uweigand@de.ibm.com>
Cc: gdb-patches@sourceware.org
Subject: Re: [RFC][08/19] Target FP: Use target format throughout expression parsing
Date: Mon, 09 Oct 2017 21:14:00 -0000 [thread overview]
Message-ID: <e96ca6af-7d12-a820-080f-215a2bb90b3f@simark.ca> (raw)
In-Reply-To: <20171009181215.tx5pxfnpuxt7ikcy@adacore.com>
On 2017-10-09 02:12 PM, Joel Brobecker wrote:
> One C++ thing I did notice but forgot to report...
>
>> +floatformat_from_string (const struct floatformat *fmt, gdb_byte *out,
>> + std::string in)
>
> Again, to be double-checked, but I think you want to pass the argument
> by reference in this case. Otherwise, you may end up having an overhead
> with might not be necessary due to the creation of a copy of the string
> being passed as argument here.
>
Indeed, it's good practice to pass constant strings (or other objects) as
const references (const std::string &in).
Simon
next prev parent reply other threads:[~2017-10-09 21:14 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-05 18:21 Ulrich Weigand
2017-10-09 16:07 ` Joel Brobecker
2017-10-09 16:59 ` Ulrich Weigand
2017-10-09 18:12 ` Joel Brobecker
2017-10-09 21:14 ` Simon Marchi [this message]
2017-10-25 13:35 ` [pushed] " Ulrich Weigand
2017-11-03 12:33 ` Yao Qi
2017-11-03 13:45 ` Ulrich Weigand
2017-11-03 15:00 ` Yao Qi
2017-11-03 15:11 ` Ulrich Weigand
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