<div class="gmail_quote">On Tue, Aug 30, 2011 at 14:24, Barry Smith <span dir="ltr"><<a href="mailto:bsmith@mcs.anl.gov">bsmith@mcs.anl.gov</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
The Satish way (which is always the correct way) is to do rm -rf ${PETSC_ARCH} and then run ./configure again.</blockquote></div><br><div>Yes, but the run-time of this operation is 2^{1 + millions of dollars paid for machine} minutes so it clearly won't work at the exascale. You're going to be left in the past if you keep thinking like that.</div>
<div><br></div><div><br></div><div>More seriously, rm -rf ${PETSC_ARCH} is horrible because you lose reconfigure-$PETSC_ARCH.py if you don't relocate it first.</div>