r260293 - in /branches/c++-modules: ChangeLog.m...

[nathan at gcc dot gnu dot org]

Author: nathan
Date: Wed May 16 15:02:48 2018
New Revision: 260293

URL: https://gcc.gnu.org/viewcvs?rev=260293&root=gcc&view=rev
Log:
	Preamble rescanning!
	gcc/
	* configure.ac: Look for execv.
	* config.in, configure: Rebuilt.
	* toplev.h (original_argc, original_argv): Declare.
	* toplev.c (original_argc, original_argv): Declare.
	(toplev::main): Set them.
	doc/invoke.texi (EE) Rename to ...
	(fmodule-preamble): ... this.
	(C++ Modules): Document RESET message.  Document N,N.
	gcc/c-family/
	* c.opt (EE): Rename to ...
	(fmodule-preamble) ... here.
	(fmodule-preamble=): New hidden option.
	* c-ppoutput.c (scan_translation_unit): Use cpp_pop_directives.
	gcc/cp/
	* cp-tree.h (atom_preamble_prefix_peek): Add from-parser parm.
	(maybe_repeat_preamble): Declare.
	* cp-lang.c (atom_preamble_fsm): Adjust.
	* cxx-module-server.sh (RESET): New command.
	* lang-specs.h (@c++): Adjust EE->fmodule-preamble.
	* lex.c (atom_preamble_prefix_peek): Add from-parser parm.  Check
	flag_module_preamble.  Call maybe_repeat_preamble.
	* module.c: #include "toplev.h"
	(module_server_name): Is const.
	(module_server::module_server): Copy command.  Support N,N for two
	pipes.
	(module_server::make): Adjust.
	(module_server::reset): New.
	(module_server::fini): Add reset arg.  Reset.
	(maybe_repeat_preamble): New.
	(handle_module_option): Adjust.
	* parser.c (cp_parser_module_preamble): Adjust.
	gcc/testsuite/
	* g++.dg/modules/cpp-preamble-[1-8].C: Adjust options.
	* g++.dg/modules/atom-rescan-1.C: New.
	* g++.dg/modules/atom-no-rescan-1.C: New.

Added:
    branches/c++-modules/gcc/testsuite/g++.dg/modules/atom-norescan-1.C
    branches/c++-modules/gcc/testsuite/g++.dg/modules/atom-rescan-1.C
Modified:
    branches/c++-modules/ChangeLog.modules
    branches/c++-modules/gcc/c-family/c-ppoutput.c
    branches/c++-modules/gcc/c-family/c.opt
    branches/c++-modules/gcc/config.in
    branches/c++-modules/gcc/configure
    branches/c++-modules/gcc/configure.ac
    branches/c++-modules/gcc/cp/cp-lang.c
    branches/c++-modules/gcc/cp/cp-tree.h
    branches/c++-modules/gcc/cp/cxx-module-server.sh
    branches/c++-modules/gcc/cp/lang-specs.h
    branches/c++-modules/gcc/cp/lex.c
    branches/c++-modules/gcc/cp/module.c
    branches/c++-modules/gcc/cp/parser.c
    branches/c++-modules/gcc/doc/invoke.texi
    branches/c++-modules/gcc/testsuite/g++.dg/modules/cpp-preamble-1.C
    branches/c++-modules/gcc/testsuite/g++.dg/modules/cpp-preamble-2.C
    branches/c++-modules/gcc/testsuite/g++.dg/modules/cpp-preamble-3.C
    branches/c++-modules/gcc/testsuite/g++.dg/modules/cpp-preamble-4.C
    branches/c++-modules/gcc/testsuite/g++.dg/modules/cpp-preamble-5.C
    branches/c++-modules/gcc/testsuite/g++.dg/modules/cpp-preamble-6.C
    branches/c++-modules/gcc/testsuite/g++.dg/modules/cpp-preamble-7.C
    branches/c++-modules/gcc/testsuite/g++.dg/modules/cpp-preamble-8.C
    branches/c++-modules/gcc/toplev.c
    branches/c++-modules/gcc/toplev.h