Re: gcc5: initdb produces gigabytes of _fsm files

<div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">What does the ASM look
like?It's a fairly quick way to tell whether the fail is optimization or memory corruption.</div><div
class="gmail_default"style="font-family:verdana,sans-serif;font-size:small"><br /></div><div class="gmail_default"
style="font-family:verdana,sans-serif;font-size:small">Apologiesif I'm explaining how to extract albumen to your
elderlyrelative...</div></div><div class="gmail_extra"><br /><div class="gmail_quote">On 12 February 2015 at 23:16, Tom
Lane<span dir="ltr"><<a href="mailto:tgl@sss.pgh.pa.us" target="_blank">tgl@sss.pgh.pa.us</a>></span> wrote:<br
/><blockquoteclass="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">I
wrote:<br/> > Christoph Berg <<a href="mailto:cb@df7cb.de">cb@df7cb.de</a>> writes:<br /> >> gcc5 is
lurkingin Debian experimental, and it's breaking initdb.<br /><br /> > Yeah, I just heard the same about Red Hat as
well:<br/> > <a href="https://bugzilla.redhat.com/show_bug.cgi?id=1190978"
target="_blank">https://bugzilla.redhat.com/show_bug.cgi?id=1190978</a><br/> > Not clear if it's an outright
compilerbug or they've just found some<br /> > creative new way to make an optimization assumption we're
violating.<br/><br /></span>Apparently, it's the former.  See<br /><br /><a
href="https://bugzilla.redhat.com/show_bug.cgi?id=1190978#c3"
target="_blank">https://bugzilla.redhat.com/show_bug.cgi?id=1190978#c3</a><br/><br /> I will be unamused if the gcc
boystry to make an argument that they<br /> did some valid optimization here.<br /><div class="HOEnZb"><div
class="h5"><br/>                         regards, tom lane<br /><br /><br /> --<br /> Sent via pgsql-hackers mailing
list(<a href="mailto:pgsql-hackers@postgresql.org">pgsql-hackers@postgresql.org</a>)<br /> To make changes to your
subscription:<br/><a href="http://www.postgresql.org/mailpref/pgsql-hackers"
target="_blank">http://www.postgresql.org/mailpref/pgsql-hackers</a><br/></div></div></blockquote></div><br /></div>