r245920 - in /branches/c++-modules: ChangeLog.m...

[nathan@gcc.gnu.org]

Author: nathan
Date: Mon Mar  6 13:14:42 2017
New Revision: 245920

URL: https://gcc.gnu.org/viewcvs?rev=245920&root=gcc&view=rev
Log:
	Add crc checkpointing.
	gcc/cp/
	* module.c (cpm_serial::crc): New.
	(cpm_serial::bit_flush): Compute crc.
	(cpm_serial::crc_unsigned_n, crc_buffer, crc_unsigned): New.
	(cpm_reader::checkpoint, cpm_writer::checkpoint): New.
	(cpm_reader, cpm_writer): Add checkpointing to io.
	(cpms_in, cpms_out): Likewise.

Modified:
    branches/c++-modules/ChangeLog.modules
    branches/c++-modules/gcc/cp/module.c