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From: Tom Tromey <tromey@redhat.com>
To: Benedikt Penner <benedikt.penner@gmx.de>
Cc: "gdb\@sourceware.org" <gdb@sourceware.org>
Subject: Re: print expr or eval expr and memory usage
References: <10EAA72F8FC8D044A6AF5F1ABE370497012611390691@exchange2007.lupuz.dyndns.org>
Date: Tue, 15 Feb 2011 20:06:00 -0000
In-Reply-To: <10EAA72F8FC8D044A6AF5F1ABE370497012611390691@exchange2007.lupuz.dyndns.org>	(Benedikt Penner's message of "Tue, 15 Feb 2011 20:57:04 +0100")
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>>>>> "Benedikt" == Benedikt Penner <benedikt.penner@gmx.de> writes:

Benedikt> If i use "print expr" to execute a non void function which for
Benedikt> example returns a char *, what happens with the allocated
Benedikt> memory? Do i have to free it using gdb?

gdb doesn't automatically free anything.  So, if your function mallocs
some memory and expects the caller to free it, and you care about this,
then you must free it by calling free from gdb.

Tom