Re: BUG #15193: Postgres Coredumped in AIX

On Fri, May 11, 2018 at 02:26:23PM +0000, PG Bug reporting form wrote:
> We are using Postgres 10.2 version ( compiled with xlc ) in AIX.

> Segmentation fault in SHMQueueDelete at 0x100122a94
> 0x100122a94 (SHMQueueDelete+0x14) f8a40000            std   r5,0x0(r4)
> (dbx) t
> SHMQueueDelete() at 0x100122a94
> CleanUpLock() at 0x100158fa0
> LockRelease() at 0x10015eae4
> UnlockRelationId() at 0x100158930
> relation_close() at 0x100053314

Since the segfault happened in locking code, I'll bet this is a duplicate of
https://www.postgresql.org/message-id/flat/a72cfcb0-37d0-de2f-b3ec-f38ad8d6a8cc%40postgrespro.ru

The easiest workaround is to build with gcc.