an>&nbsp;<span class="constructor">Flambda_pass</span>&nbsp;<span class="keyword">of</span>&nbsp;string&nbsp;*&nbsp;<span class="constructor">Timings</span>.source_provenance
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;reset&nbsp;:&nbsp;unit&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;unit
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;get&nbsp;:&nbsp;<span class="constructor">Timings</span>.compiler_pass&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;float&nbsp;option
&nbsp;&nbsp;<span clas