Given a gcc-compatible xlc compiler, prefer xlc-style atomics.
authorNoah Misch <noah@leadboat.com>
Thu, 9 Jul 2015 00:44:21 +0000 (20:44 -0400)
committerNoah Misch <noah@leadboat.com>
Thu, 9 Jul 2015 00:44:21 +0000 (20:44 -0400)
commit1e700e0fa02b3fd8990d4eaa8bd51b9352cc9736
tree4995a5b0fa2565a2cc900612291740dc822cbc4f
parent0d32d2e693ed69b3080be91f734c547f703b49ad
Given a gcc-compatible xlc compiler, prefer xlc-style atomics.

This evades a ppc64le "IBM XL C/C++ for Linux" compiler bug.  Back-patch
to 9.5, where the atomics facility was introduced.
src/include/port/atomics.h