Re: questions about memory_order_seq_cst fence
- From: Masakuni Oishi <yamasa@xxxxxxxxxxxx>
- Date: Wed, 15 Jun 2011 02:11:46 -0700 (PDT)
On Jun15, Anthony Williams <anthony....@xxxxxxxxx> wrote:
if A is a write and B is a read then B must read the value written
by A, or something later in the modification order; if A is a write and
B is a write then B must be later than A in the MO; if A is a read and B
is a write then A must read a value prior to B in the MO, and if A is a
read and B is a read then B must read the same value as A or a value
later in the MO.
I completely agree this sentences itself.
But I'm not sure 29.3p7 means that.