| From: | Noah Misch <noah(at)leadboat(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: xlc 12.1 miscompiles 32-bit ginCompareItemPointers() |
| Date: | 2015-07-25 23:31:49 |
| Message-ID: | 20150725233149.GA1475143@tornado.leadboat.com |
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| Thread: | |
| Lists: | pgsql-hackers |
On Sun, Jul 19, 2015 at 04:32:16PM -0400, Noah Misch wrote:
> On Sun, Jul 19, 2015 at 04:22:47PM -0400, Tom Lane wrote:
> > More: if the compiler does have a bug like that, how much confidence can
> > we have, really, that there are no other miscompiled places and won't be
> > any in the future? If we are going to support this configuration, I think
> > what the patch ought to do is disable PG_USE_INLINE globally when this
> > compiler is detected. That would revert the behavior to what it was
> > before 43d89a2.
>
> That's a reasonable alternative.
Here's the patch implementing it.
| Attachment | Content-Type | Size |
|---|---|---|
| miscompile-aix32-v1.patch | text/plain | 504 bytes |
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