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2 <!DOCTYPE chapter PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
3 "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
6 <chapter id="nl-manual" xreflabel="Nulgrind">
8 <title>Nulgrind: the minimal Valgrind tool</title>
10 <para>To use this tool, you must specify
11 <option>--tool=none</option> on the Valgrind
14 <sect1 id="ms-manual.overview" xreflabel="Overview">
15 <title>Overview</title>
17 <para>Nulgrind is the simplest possible Valgrind tool. It performs no
18 instrumentation or analysis of a program, just runs it normally. It is
19 mainly of use for Valgrind's developers for debugging and regression
22 <para>Nonetheless you can run programs with Nulgrind. They will run
23 roughly 5 times more slowly than normal, for no useful effect. Note
24 that you need to use the option <option>--tool=none</option> to run
25 Nulgrind (ie. not <option>--tool=nulgrind</option>).</para>