Re: [HACKERS] gcc versus division-by-zero traps

2009-09-17 Thread Bruce Momjian
Tom Lane wrote: > I hope that the bug will get fixed in due course, but even if they > respond pretty quickly it will be years before the problem disappears > from every copy of gcc in the field. So I'm thinking that it would > behoove us to install a workaround, now that we've characterized the >

Re: [HACKERS] gcc versus division-by-zero traps

2009-09-03 Thread David Fetter
On Thu, Sep 03, 2009 at 01:26:52PM -0400, Tom Lane wrote: > David Fetter writes: > > On Thu, Sep 03, 2009 at 10:24:17AM -0400, Tom Lane wrote: > >> While s390x is still not quite mainstream, at least I can get > >> access to one ;-). > > > Do you also have access to z/OS with Unix System Services

Re: [HACKERS] gcc versus division-by-zero traps

2009-09-03 Thread Tom Lane
David Fetter writes: > On Thu, Sep 03, 2009 at 10:24:17AM -0400, Tom Lane wrote: >> While s390x is still not quite mainstream, at least I can get >> access to one ;-). > Do you also have access to z/OS with Unix System Services? No, Red Hat's machines run RHEL ;-) >> What I am thinking is that

Re: [HACKERS] gcc versus division-by-zero traps

2009-09-03 Thread David Fetter
On Thu, Sep 03, 2009 at 10:24:17AM -0400, Tom Lane wrote: > We have seen several previous reports of regression test failures > due to division by zero causing SIGFPE, even though the code should > never reach the division command: > > http://archives.postgresql.org/pgsql-bugs/2006-11/msg00180.php

[HACKERS] gcc versus division-by-zero traps

2009-09-03 Thread Tom Lane
We have seen several previous reports of regression test failures due to division by zero causing SIGFPE, even though the code should never reach the division command: http://archives.postgresql.org/pgsql-bugs/2006-11/msg00180.php http://archives.postgresql.org/pgsql-bugs/2007-11/msg00032.php http