2021-07-28       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  Added Output.mod to the list of ppg
	modules.
	* Make-lang.in:  Added Output.def to the list of ppg
	modules.
	* gm2-compiler/Output.def: (New file).
	* gm2-compiler/Output.mod: (New file).
	* bnf/gm2l.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/gm2m.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/m2-1.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/m2-2.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/m2-3.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/m2-c.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/m2-h.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/m2.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/mc-1.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/mc-2.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/mc-3.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/mc-4.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* bnf/mc-5.bnf: (DescribeError) no longer has any parameters.
	Removed unused rules.
	* gm2-compiler/M2ALU.mod: (InitialiseArrayOfCharWithString)
	isChar set to FALSE.
	* gm2-compiler/M2ALU.def: (DisplayModules) exported.
	* gm2-compiler/M2Depth.def: (DisplayGraph) exported.
	* gm2-compiler/M2Depth.mod: (DisplayGraph) added comment.
	* gm2-compiler/M2Options.mod: (SetProfiling) commented out.
	* gm2-compiler/M2Quads.mod: (BuildAddAdrFunction) vartok removed.
	(BuildAbsFunction) combinedtok removed. (BuildRotateFunction)
	paramtok removed.
	* gm2-compiler/P0SymBuild.mod: (pc) commented out.
	(FlushImports) removed sym and reformatted.  (DeclareModules)
	reformatted.  (MoveNext) commented out.
	* gm2-compiler/SymbolKey.mod: (stop) commented out.
	* gm2-compiler/ppg.mod: (Output) imported.  (ArgName)
	declared.  (ParametersUsed) declared.  (PrettyFollow)
	use the Output module to delay emitting text.  (WriteCodeHunkList)
	use the Output module to delay emitting text.  (WriteIndent)
	use the Output module to delay emitting text.  (WriteIndent)
	(CheckWrite) use the Output module to delay emitting text.
	(WriteIndent) use the Output module to delay emitting text.
	(NewLine) use the Output module to delay emitting text.
	(IndentString) use the Output module to delay emitting text.
	(DescribeError) remove parameters.  (SyntaxError) call
	DescribeError without parameters.  (KeyWord) use the
	Output module to delay emitting text.  (PrettyPara)
	use the Output module to delay emitting text.  (WriteKeyTexinfo)
	use the Output module to delay emitting text.
	(PrettyCommentFactor) use the Output module to delay emitting
	text.  (PrettyCommentTerm) use the Output module to delay emitting
	text.  (PrettyCommentProduction) use the Output module to delay emitting
	text.  (PrettyPrintProduction) use the Output module to delay emitting
	text.  (EmitFileLineTag) use the Output module to delay emitting
	text.  (CodeThenDo) use the Output module to delay emitting
	text.  (CodeElseEnd) use the Output module to delay emitting
	text.  (EmitNonVarCode) use the Output module to delay emitting
	text.  (FlushCode) use the Output module to delay emitting
	text.  (CodeFactor) use the Output module to delay emitting
	text.  (CodeProduction) use the Output module to delay emitting
	text.  (WriteElement) use the Output module to delay emitting
	text.  (EmitIsInSet) use the Output module to delay emitting
	text.  (EmitIsInSubSet) use the Output module to delay emitting
	text.  (EmitIsInFirst) use the Output module to delay emitting
	text.  (RecoverFactor) use the Output module to delay emitting
	text.  (RecoverTerm) use the Output module to delay emitting
	text.  (EmitUsed) use the Output module to delay emitting
	text.  (EmitStopParameters) use the Output module to delay emitting
	text.  (EmitSet) use the Output module to delay emitting
	text.  (EmitSetName) use the Output module to delay emitting
	text.  (EmitStopParametersAndSet) use the Output module to delay emitting
	text.  (EmitSetAsParameters) use the Output module to delay emitting
	text.  (EmitStopParametersAndFollow) use the Output module to delay emitting
	text.  (RecoverProduction) use the Output module to delay emitting
	text.  (WriteUpto) use the Output module to delay emitting
	text.  (CheckForVar) use the Output module to delay emitting
	text.  (EmitFDLNotice) use the Output module to delay emitting
	text.  (DescribeElement) use the Output module to delay emitting
	text.  (EmitInTestStop) use the Output module to delay emitting
	text.  (DescribeStopElement) use the Output module to delay emitting
	text.  (EmitDescribeStop) use the Output module to delay emitting
	text.  (EmitDescribeError) use the Output module to delay emitting
	text.  (EmitSetTypes) use the Output module to delay emitting
	text.  (ParseArgs) open output filename.
	* gm2-gcc/m2decl.c: (m2decl_DeclareKnownVariable) change format
	specifier to generate quoted declaration.  Call internal_error
	and use quoted format specifier.
	* gm2-gcc/m2except.c:  (ASSERT) removed.  (ERROR) removed.
	(m2except_BuildThrow) rewritten.
	* gm2-gcc/m2expr.c: (m2expr_GetSizeOfInBits) use quoted format
	specifier for error.  (m2type_BuildSetTypeFromSubrange) add
	attribute unused for the name of the subrange and add comment
	about dwarf-5 set type.
	* gm2-libs/StrLib.def: (StrLen) renamed parameters.
	* gm2-libs/StrLib.mod: (StrLen) renamed parameters.
	* init/ppginit: Add SFIO and Output to the list of modules.
	* gm2-compiler/Output.def: (New file).
	* gm2-compiler/Output.mod: (New file).

2021-07-02       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* doc/gm2.texi (Obtaining):  added.  (Obtaining) New using
	node added.
	* www/tools/createhtml.py:  __RELEASE__ substitution
	implemented.
	* www/tools/texi2tr/html/users.tpl (User guide):
	points to __RELEASE__/using.html.  (Libaries)
	point to __RELEASE__/Libraries.html.

2021-07-01       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* www/Makefile.in:  moved {news,community,development}.html
	into .tpl and adjusted the rules.
	* www/tools/createhtml.py:  (__WEBRELEASE__) substitution
	implemented.  (usage) New function.  Handle the -w option.
	* www/tools/texi2tr/html/news.tpl:  (New file).
	* www/tools/texi2tr/html/development.tpl:  (New file).
	* www/tools/texi2tr/html/community.tpl:  (New file).
	* www/Makefile.in:  remove development.html rule.
	* www/tools/texi2tr/html/users.tpl:  (using) reference use
	__WEBRELEASE__.  (obtaining) reference use __WEBRELEASE__.
	(libraries) reference use __WEBRELEASE__.
	* www/tools/texi2tr/html/title.ht:  use template for HOME_HREF
	and 12_HREF.
	* www/Makefile.in:  create copy of title.ht in build directory
	and include build directory in template path for texi2tr.
	* www/Makefile.in:  corrected install rule.
	* www/Makefile.in:  added -w option to invocation of createhtml.py.

2021-06-30       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* www/Makefile.in:  copy $(RELEASE)/*.{html,png} files into
	WWWROOT/www/gm2/$(RELEASE).
	* www/tools/createhtml.py:  add 11_HREF substitution.
	* www/tools/texi2tr/html/release.tpl:  added note about GCC_11.
	* www/tools/texi2tr/html/texi2tr.css:  updated to include new
	style for release tag.
	* www/tools/texi2tr/src/outputdev.py:  (setSubDirectory)
	New method.
	* www/tools/texi2tr/src/texi2tr.py:  set subDirectory.
	Join subdirectory to node.  Permit -s subdirectory option.

2021-06-27       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  renamed getopt.c to cgetopt.c.
	* gm2-compiler/P2SymBuild.mod:  (BuildProcedureType)
	call CheckForExportedImplementation.  Fixes a bug report by
	Derek Wyss
	(https://lists.nongnu.org/archive/html/gm2/2021-06/msg00005.html).
	* gm2-compiler/SymbolTable.mod:  (CheckForImplementedExports)
	reformatted.  (UnImplementedSymbolError) detect procedure types
	and issue a message about undeclared procedure types.  Also
	provide a generic error for any non procedure, proc type or type.

2021-06-24       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* website branch created.

2021-06-22       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* m2/gm2-compiler/M2ColorString.mod:  import open_quote and
	close_quote from m2color.
	* m2/gm2-gcc/m2color.c:  (open_quote) New function implemented.
	(close_quote) New function implemented, both functions import
	open and close quotes from gcc/intl.c to pick up whether the
	host has utf-8 capability.
	* m2/gm2-gcc/m2color.def:  (open_quote) New function defined.
	(close_quote) New function defined.
	* m2/gm2-gcc/m2color.h:  (open_quote) and (close_quote) provide C
	prototypes for external	functions.

2021-06-21       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* tools-src/calcpath:  (New file).
	* Make-lang.in:  (m2/gm2-libs/gm2-libs-host.h) use calcpath
	to determine the srcdir of the new subdirectory.
	(m2/gm2config.h) use calcpath
	to determine the srcdir of the new subdirectory.
	Fixes an error and based on a patch reported by Segher Boessenkool
	<segher@kernel.crashing.org>.
	* Make-lang.in:  (m2/gm2-libs/gm2-libs-host.h) Restore tabs.
	* Make-lang.in:  (m2/gm2config.h) Restore tabs.
	* Make-lang.in:  Replaced getopt.c by cgetopt.c.
	* gm2-libs/getopt.def:  Renamed gm2-libs/cgetopt.def.
	* gm2-libs-ch/getopt.c:  Renamed gm2-libs-ch/cgetopt.c.
	Replaced getopt_ by cgetopt_.
	Fixes an error reported by Segher Boessenkool
	<segher@kernel.crashing.org>.
	* tools-src/calcpath:  (Corrected header comment).
	* tools-src/calcpath:  (Redirect error echo to stderr).

2021-06-19       Matthias Klose <doko@ubuntu.com>

	* Make-lang.in:  introduce parallel linking.
	* Make-lang.in (m2.serial): New target.
	(cc1gm2): Depend on $(m2.prev).
	(stageN/m2/cc1gm2): Call LLINKER, also call LINK_PROGRESS.

2021-06-19       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  commented out libgcc-support from %.o rules.
	* Make-lang.in:  removed libgcc-support from %.o rules.
	Fixes make install as it no longer rebuilds the executables.

2021-06-17       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  removed gm2m from the tools to be installed.
	* tools-src/makeSystem:  write SYSTEM.o to /dev/null.
	* patches/gcc/trunk/01-patches:  (rebuilt).
	* patches/gcc/trunk/02-patches:  (rebuilt).  Add objects
	containing a date string into the list of objects to be ignored.
	* Make-lang.in:  added header dependancies to m2rte.
	* patches/gcc/trunk/24-patches:  (rebuilt).  Corrected
	missing text.

2021-06-16       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/01-patches:  (Rebuilt).  Cast value
	since on some hosts value is declared as a long long int.
	* tools-src/makeSystem:  remove SYSTEM.o after creating definition
	module.
	* Make-lang.in:  rewritten m2.info rule.
	* Make-lang.in:  added $(M2LINK) as a dependancy to all link
	rules.  Added GCC header dependancies to object build rules.

2021-06-15       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/01-patches:  (Rebuilt).  Disable libgm2
	by default and do not configure it unless Modula-2 was specified.
	* patches/gcc/trunk/02-patches:  (Rebuilt).  Disable libgm2
	by default and do not configure it unless Modula-2 was specified.
	* patches/gcc/trunk/08-patches:  (Rebuilt).  add libstdc++-v3
	as a dependant for gm2tools.

2021-06-14       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  corrected many include paths to pick up
	gm2-libs-host.h.
	* gm2-gcc/rtegraph.c:  remove include <mpfr.h> use "mpfr.h" instead.
	* gm2-ici/m2linemap.c:  remove include <stdlib.h> use config.h system.h.
	* gm2-libs-ch/Selective.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/SysExceptions.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/choosetemp.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/dtoa.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/errno.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/getopt.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/host.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/ldtoa.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/termios.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/tools.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/wrapc.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs-ch/xlibc.c:  remove system includes and use gcc
	config.h system.h instead.
	* gm2-libs/gm2-libs-host.h.in:  remove PACKAGE_BUGREPORT,
	PACKAGE_NAME, PACKAGE_STRING, PACKAGE_TARNAME, PACKAGE_VERSION and
	PACKAGE_URL.
	* mc-boot-ch/GSelective.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/GSysExceptions.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Gcbuiltin.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Gdtoa.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Gerrno.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Gldtoa.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Glibc.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Glibm.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Gmcrts.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Gpth.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Gtermios.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/Gwrapc.c:  remove system includes and use gcc
	config.h system.h instead.
	* mc-boot-ch/network.c:  remove system includes and use gcc
	config.h system.h instead.
	* analyzer branch created.
	* removed all analyzer patches and analyzer testsuite tests
	on master for now.

2021-06-12       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  remove duplicate --gcc-config-system from
	mc.  Documentation rules now refer to gm2.texi contained in ../gcc.
	* NEWS:  (updated gm2 into the gcc tree).
	* config-lang.in:  removed examples.
	* el/gm2-mode.el:  fixed date.
	* gm2-compiler/M2Base.mod:  (InitSystem) no longer has a parameter.
	* gm2-compiler/M2LexBuf.mod:  improved formatting.
	* gm2-compiler/M2Quads.mod:  (PushTFADrwtok) corrected end name.
	* gm2-compiler/M2SSA.def:  (EnableSSA) disabled.
	* gm2-compiler/M2System.def:  (InitSystem) no longer has a parameter.
	* gm2-compiler/M2System.mod:  (InitSystem) no longer has a parameter.
	* gm2-compiler/P1SymBuild.mod:
	(P1StartBuildImplementationModule) removed unused variable and
	tidied up formatting.
	* gm2-gcc/m2block.c:  added comment explaining why
	commented out code should remain.
	* gm2-gcc/m2builtins.c:  removed commented out code.
	* gm2-gcc/m2expr.c:  removed commented out code.

2021-06-11       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/23-patches:  (New file). Patch for hwint.h.
	* patches/gcc/trunk/24-patches:  (new file). Patch for
	install.texi.
	* patches/gcc/trunk/24-patches:  (new file). Patch for
	sourcebuild.texi.
	* m2/Make-lang.in:  (m2.html) renamed documentation m2.texi.
	(m2.dvi) renamed documentation m2.texi,
	(m2.pdf) renamed documentation m2.texi.
	(MC_ARGS) add --gcc-config-system.  (m2/gm2-libs-boot/%.o)
	use --gcc-config-system.  Add --gcc-config-system to all bootstrap
	rules to use GCC config.h and system.h rather than installed
	headers.  Alter all include search paths to find config.h and
	system.h and libiberty.
	* bnf/gm2l.bnf:  (DisplayUsage) New procedure called when
	-h or --help is used.
	* gm2-compiler/gm2lcc.mod:  (DisplayHelp) New procedure called
	when -h or --help is used.
	* gm2-compiler/gm2lgen.mod:  (DisplayHelp) New procedure called
	when -h or --help is used.  Tidied up formatting.
	* gm2-compiler/gm2lorder.mod:  Tidied up formatting.
	* gm2-compiler/ppg.mod:  (DisplayHelp) New procedure called
	when -h or --help is used.
	* gm2-libs-ch/choosetemp.c:  use "libiberty.h" rather than
	<libiberty.h>.
	* gm2.texi:  removed subsection.
	* gm2spec.c:  remove dependance upon installed headers.
	* mc-boot:  (all files in this directory rebuilt).
	* mc/README:  removed old done markers.
	* mc/decl.mod:  (doCapC) detect getGccConfigSystem and use TOUPPER
	rather than toupper.
	* mc/keyc.mod:  import getGccConfigSystem and issue include
	config.h include system.h if this switch is on.  Also use
	safe-ctype.h rather than ctype.h.  Avoid system headers if this
	switch is on.  Add true and false to the macros to be avoided.
	Add new to the list of keywords to be avoided.
	* mc/mcOptions.def:  (getGccConfigSystem) New procedure function.
	* mc/mcOptions.mod:  Updated year and implemented
	(getGccConfigSystem).  Update help to include --gcc-config-system.
	(handleOption) detect --gcc-config-system.
	* tools-src/mklink.c:  allow to be build by a c++ compiler.
	Remove dependance upon installed headers, use config.h and system.h.

2021-06-07       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-ici/README:  added gm2m to list of tools.
	* Make-lang.in:  (GM2_LINK_TOOLS) only set to gm2m.
	(HAVE_STPCPY) removed.  (m2/gm2config.h) removed debugging
	diagnostic.  Removed commented out rules and tidied comments
	to use GNU style.  (check_module-2) Removed redundant
	equivalence rule.
	* bnf/gm2m.bnf:  (ParseArgs) use printf1 and use correct format
	specifier (%s).
	* gm2-compiler/M2GCCDeclare.mod:  tidied up long comment.
	* m2/gm2-gcc/m2linemap.def:  change definition module to
	definition for "C" and explicitly export qualified all
	identifiers.
	* gm2-libiberty/pexecute.def:  change to definition module for
	"C".
	* patches/gcc/trunk/[01-22]-patches:  (rebuilt).
	* Make-lang.in:  (GM2_LINK_TOOLS_INSTALL) new definition.
	(GM2_LINK_TOOLS) defined to allow bootstrapping gm2tools.

2021-05-31       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  renamed gm2-tools directory to gm2-ici.
	Updated all gm2-tool rules.
	* config-lang.in:  mkdir gm2-ici and gm2-ici-boot.  Remove
	mkdir gm2-tools and gm2-tools-boot.

2021-05-30       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-gcc/gcc-consolidation.h:  include realmpfr.h.
	remove include stdio.h.
	* gm2-gcc/init.c:  remove include stdio.h.  include
	config.h and system.h.
	* m2/gm2-lang.c:  remove include mpfr.h.

2021-05-28       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/22-patches:  rebuilt after tidying up
	the code.
	* gm2-gcc/m2decl.c:  (m2decl_DeclareKnownVariable) tidied up
	safety checks with calls to gcc_assert.

2021-05-27       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/14-patches:  (removed brig patch).
	* patches/gcc/trunk/23-patches:  (renamed as 14-patches).
	* patches/gcc/trunk/{01-22}-patches:  rebuilt.
	* Make-lang.in:  removed reference to version.o
	* gm2-compiler/M2SSA.def:  (New file).
	* gm2-compiler/M2SSA.mod:  (New file).
	* patches/gcc/trunk/{01-22}-patches:  rebuilt.

2021-05-26       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  added entries for M2SSA.def and M2SSA.mod.
	* bnf/m2-2.bnf:  (Qualident) pass tok to RequestSym.
	* bnf/m2-3.bnf:  (Qualident) rewritten to generate a virtual
	token for the complete qualident.
	* bnf/m2-c.bnf:  (Qualident) rewritten to generate a virtual
	token for the complete qualident.
	* bnf/m2-h.bnf:  (Qualident) rewritten to generate a virtual
	token for the complete qualident.
	* gm2-compiler/M2Base.def:  (IsNeededAtRunTime) introduce
	extra parameter, tok.
	* gm2-compiler/M2Base.mod:  ImportFrom changed to include
	location position.  RequestSym changed to include location
	position.  FromModuleGetSym changed to include location
	position.  (IsCompatible) short circuit the same types.
	* gm2-compiler/M2Code.mod:  (DetermineSubExpTemporaries) New
	procedure.  (Code) call DetermineSubExpTemporaries after
	dependant types have been created.
	* gm2-compiler/M2GCCDeclare.def:  (DeclareLocalVariable)
	New procedure.
	* gm2-compiler/M2GCCDeclare.def:  (DeclareLocalVariables)
	changed parameter names to be more informative.
	(DeclareLocalVariable) New procedure.  Updated formatting to
	use GNU coding standard spacing.
	* gm2-compiler/M2GenGCC.mod:  (Replace) New procedure.
	(CodeFunctValue) check for SSA variable and call Replace if
	necessary.  (checkDeclare) New procedure.  (CodeBinaryCheck)
	check if SSA variable needs to be replaced.  (CodeUnaryCheck)
	check if SSA variable needs to be replaced.  (CodeBecomes)
	check if SSA variable needs to be replaced.
	* gm2-compiler/M2Quads.mod:  Updated some of the procedures
	to adhere to GNU coding standard spacing.  Change all calls to
	RequestSym to pass location reference.  (BuildCaseEquality)
	no longer use GetTokenNo but the location of the expression on
	the expression stack.
	* gm2-compiler/M2Scope.mod:  added developer
	debugging information.
	* gm2-compiler/M2System.def:  (InitSystem) pass location rather
	than tokenno.
	* gm2-compiler/P1SymBuild.mod:  use tokenno on the expression
	stack rather than GetTokenNo when building import/export lists.
	* gm2-compiler/P2SymBuild.mod:  (BuildImportOuterModule)
	(BuildImportInnerModule) change GetExported to pass token number
	stored on the expression stack.  (BuildVarientSelector)
	pass token number on the expression stack rather than GetTokenNo.
	* gm2-compiler/P3SymBuild.mod:  (StartBuildInnerModule) use
	expression stack tokenno when calling RequestSym.
	(CheckImportListOuterModule)  use expression stack tokenno when
	calling RequestSym.  (StartBuildProcedure) use expression stack
	tokenno when calling RequestSym.  (BuildConst) use expression stack
	tokenno when calling RequestSym.
	(BuildVarAtAddress) use expression stack tokenno when calling
	RequestSym.
	* gm2-compiler/PCSymBuild.mod: (PCStartBuildInnerModule) use
	expression stack tokenno when calling RequestSym.
	(PCStartBuildProcedure) use expression stack
	tokenno when calling RequestSym.  (BuildConst) use expression stack
	tokenno when calling RequestSym.  (StartDesConst) use expression stack
	tokenno when calling RequestSym.
	* gm2-compiler/SymbolConversion.mod:  (AddTemporaryKnown)
	New procedure.
	* gm2-compiler/SymbolTable.def:  (PutVariableSSA) New
	procedure.  (IsVariableSSA) New procedure function.
	(GetDeclareSym) introduce token position parameter.
	(FromModuleGetSym) introduce token position parameter.
	(RequestSym) introduce token position parameter.
	(PutExportQualified) introduce token position parameter.
	(PutExportUnQualified) introduce token position parameter.
	(PutExportUnImplemented) introduce token position parameter.
	(GetExported) introduce token position parameter.
	(GetFromOuterModule) introduce token position parameter.
	(UnknownReported) New procedure.
	* gm2-compiler/SymbolTable.mod:  (PutVariableSSA) Implement
	new procedure.  (IsVariableSSA) New procedure function.
	(GetDeclareSym) introduce token position parameter.
	(FromModuleGetSym) introduce token position parameter.
	(RequestSym) introduce token position parameter.
	(PutExportQualified) introduce token position parameter.
	(PutExportUnQualified) introduce token position parameter.
	(PutExportUnImplemented) introduce token position parameter.
	(GetExported) introduce token position parameter.
	(GetFromOuterModule) introduce token position parameter.
	(UnknownReported) Implement new procedure.
	* gm2-gcc/init.c:  call M2_M2SSA_init before module
	compilation.
	* gm2-gcc/m2decl.c:  attempt to create a nameless temporary
	if necessary.
	* gm2-gcc/m2statement.c:  GNU coding standard formatting
	changes.
	* init/gm2-gccinit:  add M2SSA to list of compiler modules.

2021-05-06       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-compiler/M2GenGCC.mod:  remove GetTokenNo
	from import.  (UseBuiltin) introduce new parameter tokenno
	and use this instead of GetTokenNo ().  Change all calls to
	UseBuiltin to pass the tokenno across.  Fixes a bug (a bad error
	position) seen if a constant is created by a folded builtin
	procedure function.

2021-04-29       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* NEWS: version 1.9.5.
	* gm2-libs/config-host.in:  updated to 1.9.5.
	* version.c:  1.9.5.

2021-04-28       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in:  added gmp.h header file include directories to
	the m2rte plugin compile rule.
	* mc-boot/GDynamicStrings.c:  regenerated.
	* mc-boot/GEnvironment.c:  regenerated.
	* mc-boot/GFIO.c:  regenerated.
	* mc-boot/GFormatStrings.c:  regenerated.
	* mc-boot/GIO.c:  regenerated.
	* mc-boot/GIndexing.c:  regenerated.
	* mc-boot/GM2EXCEPTION.c:  regenerated.
	* mc-boot/GPushBackInput.c:  regenerated.
	* mc-boot/GRTExceptions.c:  regenerated.
	* mc-boot/GRTint.c:  regenerated.
	* mc-boot/GSArgs.c:  regenerated.
	* mc-boot/GSFIO.c:  regenerated.
	* mc-boot/GStdIO.c:  regenerated.
	* mc-boot/GStringConvert.c:  regenerated.
	* mc-boot/GSysStorage.c:  regenerated.
	* mc-boot/GTimeString.c:  regenerated.
	* mc-boot/Galists.c:  regenerated.
	* mc-boot/Gdecl.c:  regenerated.
	* mc-boot/Gkeyc.c:  regenerated.
	* mc-boot/Glists.c:  regenerated.
	* mc-boot/GmcComment.c:  regenerated.
	* mc-boot/GmcComp.c:  regenerated.
	* mc-boot/GmcDebug.c:  regenerated.
	* mc-boot/GmcError.c:  regenerated.
	* mc-boot/GmcLexBuf.c:  regenerated.
	* mc-boot/GmcMetaError.c:  regenerated.
	* mc-boot/GmcOptions.c:  regenerated.
	* mc-boot/GmcPretty.c:  regenerated.
	* mc-boot/GmcPrintf.c:  regenerated.
	* mc-boot/GmcSearch.c:  regenerated.
	* mc-boot/GmcStack.c:  regenerated.
	* mc-boot/GmcStream.c:  regenerated.
	* mc-boot/Gmcp1.c:  regenerated.
	* mc-boot/Gmcp2.c:  regenerated.
	* mc-boot/Gmcp3.c:  regenerated.
	* mc-boot/Gmcp4.c:  regenerated.
	* mc-boot/Gmcp5.c:  regenerated.
	* mc-boot/GnameKey.c:  regenerated.
	* mc-boot/GsymbolKey.c:  regenerated.
	* mc-boot/Gvarargs.c:  regenerated.
	* mc-boot/Gwlists.c:  regenerated.
	* mc/keyc.mod:  redefine NULL for OpenBSD.
	* testsuite/gm2/analyzer/fail/callbyref3badreturn.mod:  added dg-warning.
	* testsuite/gm2/analyzer/fail/testnoreturn.mod:  added dg-warning.

2021-04-26       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-compiler/M2Quads.mod:  improve formatting.
	* gm2-compiler/SymbolTable.mod:  improve formatting.
	* patches/gcc/trunk/19-patches:  (New file).
	* patches/gcc/trunk/20-patches:  (New file).
	* patches/gcc/trunk/21-patches:  (New file).
	* patches/gcc/trunk/22-patches:  (New file).
	* patches/gcc/trunk/23-patches:  (New file).

2021-04-18       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/16-patch: (on_deallocator_call)
	defends against skip_reference returning NULL.

2021-04-17       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* bnf/m2-1.bnf:  calls to BuildNumber pass tokenpos.
	* bnf/m2-2.bnf:  calls to BuildNumber pass tokenpos.
	* bnf/m2-3.bnf:  calls to BuildNumber pass tokenpos.
	* bnf/m2-c.bnf:  calls to BuildNumber pass tokenpos.
	* bnf/m2-h.bnf:  calls to BuildNumber pass tokenpos.
	* bnf/m2.bnf:  calls to BuildNumber pass tokenpos.
	* gm2-compiler/M2Base.mod:  improved formatting.
	* gm2-compiler/M2GCCDeclare.def:  (TryDeclareConstructor)
	removed unused quad parameter.
	* gm2-compiler/M2GCCDeclare.mod:  (TryDeclareConstructor)
	removed unused quad parameter.
	* gm2-compiler/M2GenGCC.mod:  Removed unused quad parameter
	to TryDeclareConstructor.
	* gm2-compiler/M2Quads.def:  (BuildEndFor) use endpostok.
	Tightened up the accuracy of the tokens used in subexpressions.
	* gm2-compiler/M2Quads.mod:  (BuildEndFor) use endpostok.
	Tightened up the accuracy of the tokens used in subexpressions.

2021-04-16       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/16-patch: (remade patch with
	ability to track SysStorage and Storage heaps).
	* testsuite/gm2/analyzer/fail:  (new tests added).
	* gm2-compiler/M2Quads.mod:  (BuildDesignatorPointer)
	use ptrtok position and check for NIL dereference.
	Create virtual token for resulting subexpression.
	* gm2-compiler/M2Quads.def:  (BuildDesignatorPointer)
	pass ptrtok position.
	* bnf/m2-3.bnf:  pass token number to BuildDesignatorPointer.

2021-04-14       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* bnf/m2-3.bnf: cosmetic formatting changes.
	* gm2-compiler/M2Quads.mod: (BuildAssignmentWithoutBounds)
	introduce a tok position and use it.  (MoveWithMode) use token
	position.  (doBuildAssignment) use token position and use GenQuadO
	with the token position parameter.
	(AssignHighField) pass token position to
	BuildAssignmentWithoutBounds.  Changed all calls to
	BuildAssignmentWithoutBounds passing in the becomes token
	position.  (BuildReturn) use GenQuadO with the token position of
	the RETURN keyword.  (BuildStaticArray) create virtual token
	position for subexpression.  (BuildDynamicArray) create virtual
	token for subexpression.  (ConvertBooleanToVariable)
	introduce token position and use it instead of GetTokenNo ().
	(BuildBooleanVariable) use token number on the stack associated
	with the operand.  (PushTFADrwtok) replaces PushTFADrw.
	(PushTFDtok) replaces PushTFD.  (PushTFDrwtok) replaces PushTFDrw.
	Changed all calls to replacement procedures.
	* patches/gcc/trunk/16-patch: (remade patch).
	* patches/gcc/trunk/17-patch: (remade patch).
	* patches/gcc/trunk/18-patch: (remade patch).
	* patches/gcc/trunk/19-patch: (New patch).
	* gm2-lang.c: (gm2_langhook_new_dispose_storage_substitution)
	New function.  (LANG_HOOKS_NEW_DISPOSE_STORAGE_SUBSTITUTION)
	defined to gm2_langhook_new_dispose_storage_substitution.

2021-04-10       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-libs/RTint.mod: guard against NEW (v) failing.
	* patches/gcc/trunk/16-patch: (remade patch).

2021-04-09       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/16-patch: (remade patch).

2021-04-08       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* bnf/m2-3.bnf: (AssignmentOrProcedureCall) pass function token
	number to BuildProcedureCall.
	* gm2-compiler/M2Quads.mod: (BuildProcedureCall) use functok
	and generate combinedtok.
	(BuildNewProcedure) use functok and combinedtok for
	accurate token position for generated results.
	(BuildDisposeProcedure) use functok and combinedtok for
	accurate token position for generated results.
	(BuildRealFunctionCall) pass tokno to BuildRealFunctionCall.
	(BuildPseudoProcedureCall) pass tokno to lower level procedures.
	* gm2-lang.c: remove #if 1 debugging aids.
	* patches/gcc/trunk/{17,18}-patch: (New files).
	* patches/gcc/trunk/{16,17,18-patch}: (remade patches).

2021-04-07       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/16-patches: added analyzer patch.

2021-03-05       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* Make-lang.in: invoke all shell scripts using sh.

2021-03-04       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-tools/M2Emit.mod:  (InternalError) call abort.
	* Make-lang.in: invoke all shell scripts with the appropriate
	interpreter.

2021-02-16       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-compiler/M2ALU.mod: changed calls to InternalError to use
	a single parameter.
	* gm2-compiler/M2Base.mod: changed calls to InternalError to
	use a single parameter.
	* gm2-compiler/M2Check.mod: changed calls to InternalError to
	use a single parameter.
	* gm2-compiler/M2Error.mod: changed calls to InternalError to
	use a single parameter.
	* gm2-compiler/M2GCCDeclare.mod: changed calls to InternalError
	to use a single parameter.
	* gm2-compiler/M2GenGCC.mod:  changed calls to InternalError to
	use a single parameter.
	* gm2-compiler/M2MetaError.mod:  changed calls to InternalError
	to use a single parameter.
	* gm2-compiler/M2Quads.mod:  changed calls to InternalError to
	use a single parameter.
	* gm2-compiler/M2Range.mod:  changed calls to InternalError to
	use a single parameter.
	* gm2-compiler/P2SymBuild.mod:  changed calls to InternalError
	to use a single parameter.
	* gm2-compiler/P3SymBuild.mod:  changed calls to InternalError
	to use a single parameter.
	* gm2-compiler/PCSymBuild.mod:  changed calls to InternalError
	to use a single parameter.
	* gm2-compiler/Sets.mod:  changed calls to InternalError to use
	a single parameter.
	* gm2-compiler/SymbolConversion.mod:  changed calls to
	InternalError to use a single parameter.
	* gm2-compiler/SymbolTable.mod:  changed calls to InternalError
	to use a single parameter.
	* gm2-tools/M2Emit.mod:  changed calls to InternalError to use
	a single parameter.

2021-02-15       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-compiler/Lists.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2ALU.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2AsmUtil.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2Base.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2Batch.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2CaseList.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2Check.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2Const.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2Debug.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2DebugStack.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2Emit.def:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2Emit.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2Error.def:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2Error.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2GCCDeclare.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2GenGCC.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2MetaError.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2Optimize.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2Pass.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2Quads.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2Range.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2StackAddress.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2StackWord.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/M2Swig.mod:  all calls to InternalError changed
	to use single parameter.
	* gm2-compiler/M2System.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/P2SymBuild.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/PCSymBuild.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-compiler/Sets.mod:  all calls to InternalError changed to
	use single parameter.
	* gm2-compiler/SymbolConversion.mod:  all calls to
	InternalErrorchanged to use single parameter.
	* gm2-compiler/SymbolTable.mod:  all calls to InternalError
	changed to use single parameter.
	* gm2-tools/M2Emit.mod:  all calls to InternalError changed to
	use single parameter.

2021-02-10       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* mc-boot/Gmcp5.c:  (SubDesignator) check to see if expression
	is NIL.
	* bnf/mc-5.bnf:  (SubDesignator) check to see if expression
	is NIL.
	* gm2-gcc/rtegraph.c:  (DEBUGGING) includes complete functions
	rather than just the body of a function.
	* gm2-compiler/M2Check.mod:  (isTrue) commented out.
	(checkTypeEquivalence) completed comment.  (checkTypeEquivalence)
	removed unused parameter tInfo and added comments.
	(checkSubrange) completed comment and check for result known
	at beginning.  (checkGenericTypeEquivalence) completed comment.
	(checkSystemEquivalence) completed comment and removed unused
	tInfo parameter.  (checkEnumerationEquivalence) removed unused
	tInfo parameter.  (checkPointerType) completed comment and removed
	unused tInfo parameter.  (checkValueEquivalence) completed comment and
	removed unused tInfo parameter.  (visit) removed.
	(checkSkipEquivalence) removed unused parameter tInfo.
	(checkRecordEquivalence) removed unused parameter tInfo.
	(getCompatible) removed.

2021-01-29       Gaius Mulley <gaius.mulley@southwales.ac.uk>

        * gm2-compiler/M2GenGCC.mod:  (ToSubrange) removed unused export.
        * gm2-gcc/m2convert.c:  (ToSubrange) removed.
        * gm2-gcc/m2convert.h:  (ToSubrange) removed.
        * gm2-libs/SArgs.mod:  Reverted change.

2021-01-27       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-compiler/M2BasicBlock.def:  (KillBasicBlock) use
	optional return.
	* gm2-compiler/M2BasicBlock.mod:  (KillBasicBlock) parameter
	is VAR and the parameter is assigned to NIL.  (FreeBasicBlocks)
	New procedure.  (BasicBlock) declared without unnecessary
	forward type.  (InitBasicBlocks) formatting.
	* gm2-compiler/M2Code.mod:  (Percent) formatting.
	(SecondDeclareAndOptimize) remove unnecessary variable bb.
	Use FreeBasicBlocks on functional basic block evaluations.
	* gm2-compiler/M2GenGCC.mod:  (IsExported) Reformatted.
	* gm2-compiler/M2LexBuf.mod:  (GetToken) call GetToken
	without using the return result to advance token position.
	* gm2-compiler/m2flex.def:  (GetToken) declared with optional
	return result.
	* gm2-gcc/gcc-consolidation.h:  corrected dates.
	* gm2-gcc/init.c:  corrected dates.
	* gm2-gcc/init.def:  corrected dates.
	* gm2-gcc/init.h:  corrected dates.
	* gm2-gcc/m2assert.c:  corrected dates.
	* gm2-gcc/m2assert.h:  corrected dates.
	* gm2-gcc/m2block.c:  corrected dates.
	* gm2-gcc/m2block.def:  corrected dates.
	* gm2-gcc/m2block.h:  corrected dates.
	* gm2-gcc/m2builtins.c:  corrected dates.
	* gm2-gcc/m2builtins.def:  corrected dates.
	* gm2-gcc/m2builtins.h:  corrected dates.
	* gm2-gcc/m2color.c:  corrected dates.
	* gm2-gcc/m2color.def:  corrected dates.
	* gm2-gcc/m2color.h:  corrected dates.
	* gm2-gcc/m2convert.c:  corrected dates.
	* gm2-gcc/m2convert.def:  corrected dates.
	* gm2-gcc/m2convert.h:  corrected dates.
	* gm2-gcc/m2decl.c:  corrected dates.
	* gm2-gcc/m2decl.def:  corrected dates.
	* gm2-gcc/m2decl.h:  corrected dates.
	* gm2-gcc/m2except.c:  corrected dates.
	* gm2-gcc/m2except.def:  corrected dates.
	* gm2-gcc/m2except.h:  corrected dates.
	* gm2-gcc/m2expr.c:  corrected dates.
	* gm2-gcc/m2expr.def:  corrected dates.
	* gm2-gcc/m2expr.h:  corrected dates.
	* gm2-gcc/m2linemap.c:  corrected dates.
	* gm2-gcc/m2linemap.def:  corrected dates.
	* gm2-gcc/m2linemap.h:  corrected dates.
	* gm2-gcc/m2misc.c:  corrected dates.
	* gm2-gcc/m2misc.def:  corrected dates.
	* gm2-gcc/m2misc.h:  corrected dates.
	* gm2-gcc/m2options.h:  corrected dates.
	* gm2-gcc/m2range.h:  corrected dates.
	* gm2-gcc/m2search.h:  corrected dates.
	* gm2-gcc/m2statement.c:  corrected dates.
	* gm2-gcc/m2statement.def:  corrected dates.
	* gm2-gcc/m2statement.h:  corrected dates.
	* gm2-gcc/m2top.c:  corrected dates.
	* gm2-gcc/m2top.def:  corrected dates.
	* gm2-gcc/m2top.h:  corrected dates.
	* gm2-gcc/m2tree.c:  corrected dates.
	* gm2-gcc/m2tree.def:  corrected dates.
	* gm2-gcc/m2tree.h:  corrected dates.
	* gm2-gcc/m2treelib.c:  corrected dates.
	* gm2-gcc/m2treelib.def:  corrected dates.
	* gm2-gcc/m2treelib.h:  corrected dates.
	* gm2-gcc/m2type.c:  corrected dates.
	* gm2-gcc/m2type.def:  corrected dates.
	* gm2-gcc/m2type.h:  corrected dates.
	* gm2-gcc/rtegraph.c:  corrected dates.
	* gm2-gcc/rtegraph.h:  corrected dates.
	* patches/gcc/trunk:  rebuilt all patches.
	* gm2-compiler/M2Base.mod:  (InitBuiltins) check builtins to
	ensure source file was found.  (GetBaseTypeMinMax) remove unused
	local variable.  (GetBaseTypeMinMax) reformatted.
	(InitBaseProcedures):  check rtexceptions to determine whether
	source file was found.
	* gm2-compiler/M2Code.mod:  (CodeBlock) KillScopeBlock no
	longer returns a value.
	* gm2-compiler/M2GCCDeclare.mod:
	(DeclareTypesConstantsProcedures) KillScopeBlock no longer returns
	a value.
	* gm2-compiler/M2Scope.def:  (KillScopeBlock) remove
	return result and pass sb by reference.
	* gm2-compiler/M2Scope.mod:  assign parameter to NIL.
	* gm2-compiler/M2Swig.mod: (DetermineParameter) KillBasicBlock
	no longer returns a value.
	* gm2-gcc/m2type.c:  (build_set_type) commented out.
	(convert_type_to_range) commented out.
	* gm2-libs/SArgs.mod:  convert pointer to non void * pointer before
	performing arithmetic.
	* gcc/m2/gm2-compiler/M2Optimize.mod:  (DisplayReachable)
	exported.
	* gcc/m2/gm2-compiler/M2Optimize.def:  (DisplayReachable)
	exported.

2021-01-25       Gaius Mulley <gaius.mulley@southwales.ac.uk>

        * gcc/m2/Make-lang.in:  supply subdirectory parameter to makeversion.
        Invoke makeversion without changing into a subdirectory.
        * gcc/m2/tools-src/makeversion:  added subdirectory argument.
        All output files are placed into the supplied subdirectory.
	* gcc/m2/patches/gcc/trunk/15-patches:  (New file) git front end
	patch.

2021-01-16       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* patches/gcc/trunk/02-patches:  (corrected path depth).
	* gcc/m2/Make-lang.in:  added dependancies $(PLUGIN_HEADERS) alongside
	$(TARGET_H).
	* gcc/m2/config-lang.in:  corrected dates.
	* gcc/m2/configure.ac:  corrected dates.
	* gcc/m2/gm2-internals.texi:  corrected dates.
	* gcc/m2/gm2-lang.c:  corrected dates.
	* gcc/m2/gm2-lang.h:  corrected dates.
	* gcc/m2/gm2.texi:  corrected dates.
	* gcc/m2/gnu.texi:  corrected dates.
	* gcc/m2/lang-options.h:  corrected dates.
	* gcc/m2/lang-specs.h:  corrected dates.
	* gcc/m2/lang.opt:  corrected dates.
	* gcc/m2/m2-link-support.h:  corrected dates.
	* gcc/m2/m2-tree.def:  corrected dates.
	* gcc/m2/m2.flex:  corrected dates.
	* gcc/m2/mc-boot-ch/GRTco.c:  corrected dates.
	* gcc/m2/mc/mc.flex:  corrected dates.
	* gcc/m2/mc/mcComment.h:  corrected dates.
	* gcc/m2/mc/mcLexBuf.h:  corrected dates.
	* gcc/m2/mc/mcReserved.h:  corrected dates.
	* gcc/m2/tools-src/array2index.py:  corrected dates.
	* gcc/m2/tools-src/buildpg:  corrected dates.
	* gcc/m2/tools-src/buildsyntax:  corrected dates.
	* gcc/m2/tools-src/createUlmSys:  corrected dates.
	* gcc/m2/tools-src/def2texi.py:  corrected dates.
	* gcc/m2/tools-src/incfile:  corrected dates.
	* gcc/m2/tools-src/makeSystem:  corrected dates.
	* gcc/m2/tools-src/makeconfigure:  corrected dates.
	* gcc/m2/tools-src/makeversion:  corrected dates.
	* gcc/m2/tools-src/tidydates.py:  corrected dates.
	* gcc/m2/www/gm2-logo.ms:  corrected dates.
	* gcc/m2/www/tools/texi2tr/src/config.py:  corrected dates.
	* gcc/m2/www/tools/texi2tr/src/navigation.py:  corrected dates.
	* gcc/m2/www/tools/texi2tr/src/outputdev.py:  corrected dates.
	* gcc/m2/www/tools/texi2tr/src/texi2tr.py:  corrected dates.
	* gcc/m2/www/Makefile.in:  regenerted.
	* libgm2/Makefile.in:  regenerted.
	* libgm2/libm2cor/Makefile.in:  regenerted.
	* libgm2/libm2iso/Makefile.in:  regenerted.
	* libgm2/libm2log/Makefile.in:  regenerted.
	* libgm2/libm2min/Makefile.in:  regenerted.
	* libgm2/libm2pim/Makefile.in:  regenerted.

2021-01-14       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* bnf/gm2m.bnf:  removed unused local variables.
	* gm2-compiler/M2CaseList.mod:  removed unused local variables.
	* gm2-compiler/M2Check.mod:  removed unused local variables.
	* gm2-compiler/M2DebugStack.mod:  removed unused local variables.
	* gm2-compiler/M2Range.mod:  removed unused local variables.
	* gm2-compiler/M2Students.mod:  removed unused local variables.
	* gm2-compiler/Sets.mod:  removed unused local variables.
	* gm2-libs/IO.mod:  removed unused local variables.

2021-01-13       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-compiler/M2CaseList.mod:  (DisposeRanges) remove
	unused variable tag.  (SubBitRange) remove dummy.  Use
	MetaErrorT0.
	* gm2-compiler/M2GenGCC.mod:  Use tokenno rather than
	CurrentQuadToken when passed as a parameter.  (CodeMakeAdr)
	Initialize location before use.
	* bnf/gm2l.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/gm2m.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* Make-lang.in:  updated dates and also the bootstrap path
	for mc.
	* bnf/m2-1.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/m2-2.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/m2-3.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/m2-c.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/m2-h.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/m2.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/mc-1.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/mc-2.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/mc-3.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/mc-4.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* bnf/mc-5.bnf:  altered grammar to include <* noreturn *>
	attribute.
	* gm2-compiler/M2BasicBlock.mod:  (ConvertQuads2BasicBlock) removed
	unused variable.
	* gm2-compiler/M2Error.def:  (InternalError) added <* noreturn *>.
	* gm2-compiler/M2Error.mod:  (InternalError) added <* noreturn *>.
	* gm2-compiler/M2Quads.mod:  (CheckCompatibleWithBecomes) improved
	error messages and tidied up formatting.
	* gm2-compiler/M2StackAddress.mod:  (PushAddress) removed unused variable.
	* gm2-compiler/P0SymBuild.mod:  (pc) added comment.
	* gm2-compiler/P1SymBuild.mod:  (CheckFileName) corrected type of basename.
	(P1StartBuildDefinitionModule) removed unused variable.  (BuildImportInnerModule)
	removed unused variable.  (BuildExportInnerModule) removed unused variable.
	* gm2-compiler/SymbolTable.mod:  (IsLegal) removed useless comparison.
	* gm2-compiler/gm2lgen.mod:  (GenExternals) removed unused variable.
	(GenInitializationCalls) removed unused variable.  (GenFinalizationCalls)
	removed unused variable.
	* gm2-libs/M2RTS.def:  (Terminate) added <* noreturn *>.  (HALT)
	added <* noreturn *>.  (Halt) added <* noreturn *>.  (ErrorMessage)
	added <* noreturn *>.
	* gm2-libs/M2RTS.mod:  (Terminate) added <* noreturn *>.  (HALT)
	added <* noreturn *>.  (Halt) added <* noreturn *>.  (ErrorMessage)
	added <* noreturn *>.
	* gm2-libs/libc.def:  (abort) <* noreturn *>.  (exit) <* noreturn *>.
	* mc-boot/GASCII.c:  (rebuilt).
	* mc-boot/GASCII.h:  (rebuilt).
	* mc-boot/GArgs.c:  (rebuilt).
	* mc-boot/GArgs.h:  (rebuilt).
	* mc-boot/GAssertion.c:  (rebuilt).
	* mc-boot/GAssertion.h:  (rebuilt).
	* mc-boot/GBreak.c:  (rebuilt).
	* mc-boot/GBreak.h:  (rebuilt).
	* mc-boot/GCOROUTINES.h:  (rebuilt).
	* mc-boot/GCmdArgs.c:  (rebuilt).
	* mc-boot/GCmdArgs.h:  (rebuilt).
	* mc-boot/GDebug.c:  (rebuilt).
	* mc-boot/GDebug.h:  (rebuilt).
	* mc-boot/GDynamicStrings.c:  (rebuilt).
	* mc-boot/GDynamicStrings.h:  (rebuilt).
	* mc-boot/GEnvironment.c:  (rebuilt).
	* mc-boot/GEnvironment.h:  (rebuilt).
	* mc-boot/GFIO.c:  (rebuilt).
	* mc-boot/GFIO.h:  (rebuilt).
	* mc-boot/GFormatStrings.c:  (rebuilt).
	* mc-boot/GFormatStrings.h:  (rebuilt).
	* mc-boot/GFpuIO.c:  (rebuilt).
	* mc-boot/GFpuIO.h:  (rebuilt).
	* mc-boot/GIO.c:  (rebuilt).
	* mc-boot/GIO.h:  (rebuilt).
	* mc-boot/GIndexing.c:  (rebuilt).
	* mc-boot/GIndexing.h:  (rebuilt).
	* mc-boot/GM2EXCEPTION.c:  (rebuilt).
	* mc-boot/GM2EXCEPTION.h:  (rebuilt).
	* mc-boot/GM2RTS.c:  (rebuilt).
	* mc-boot/GM2RTS.h:  (rebuilt).
	* mc-boot/GMemUtils.c:  (rebuilt).
	* mc-boot/GMemUtils.h:  (rebuilt).
	* mc-boot/GNumberIO.c:  (rebuilt).
	* mc-boot/GNumberIO.h:  (rebuilt).
	* mc-boot/GPushBackInput.c:  (rebuilt).
	* mc-boot/GPushBackInput.h:  (rebuilt).
	* mc-boot/GRTExceptions.c:  (rebuilt).
	* mc-boot/GRTExceptions.h:  (rebuilt).
	* mc-boot/GRTco.h:  (rebuilt).
	* mc-boot/GRTint.c:  (rebuilt).
	* mc-boot/GRTint.h:  (rebuilt).
	* mc-boot/GSArgs.c:  (rebuilt).
	* mc-boot/GSArgs.h:  (rebuilt).
	* mc-boot/GSFIO.c:  (rebuilt).
	* mc-boot/GSFIO.h:  (rebuilt).
	* mc-boot/GSYSTEM.h:  (rebuilt).
	* mc-boot/GSelective.h:  (rebuilt).
	* mc-boot/GStdIO.c:  (rebuilt).
	* mc-boot/GStdIO.h:  (rebuilt).
	* mc-boot/GStorage.c:  (rebuilt).
	* mc-boot/GStorage.h:  (rebuilt).
	* mc-boot/GStrCase.c:  (rebuilt).
	* mc-boot/GStrCase.h:  (rebuilt).
	* mc-boot/GStrIO.c:  (rebuilt).
	* mc-boot/GStrIO.h:  (rebuilt).
	* mc-boot/GStrLib.c:  (rebuilt).
	* mc-boot/GStrLib.h:  (rebuilt).
	* mc-boot/GStringConvert.c:  (rebuilt).
	* mc-boot/GStringConvert.h:  (rebuilt).
	* mc-boot/GSysExceptions.h:  (rebuilt).
	* mc-boot/GSysStorage.c:  (rebuilt).
	* mc-boot/GSysStorage.h:  (rebuilt).
	* mc-boot/GTimeString.c:  (rebuilt).
	* mc-boot/GTimeString.h:  (rebuilt).
	* mc-boot/GUnixArgs.h:  (rebuilt).
	* mc-boot/Galists.c:  (rebuilt).
	* mc-boot/Galists.h:  (rebuilt).
	* mc-boot/Gdecl.c:  (rebuilt).
	* mc-boot/Gdecl.h:  (rebuilt).
	* mc-boot/Gdtoa.h:  (rebuilt).
	* mc-boot/Gerrno.h:  (rebuilt).
	* mc-boot/Gkeyc.c:  (rebuilt).
	* mc-boot/Gkeyc.h:  (rebuilt).
	* mc-boot/Gldtoa.h:  (rebuilt).
	* mc-boot/Glibc.h:  (rebuilt).
	* mc-boot/Glibm.h:  (rebuilt).
	* mc-boot/Glists.h:  (rebuilt).
	* mc-boot/GmcComment.c:  (rebuilt).
	* mc-boot/GmcComment.h:  (rebuilt).
	* mc-boot/GmcComp.c:  (rebuilt).
	* mc-boot/GmcComp.h:  (rebuilt).
	* mc-boot/GmcDebug.c:  (rebuilt).
	* mc-boot/GmcDebug.h:  (rebuilt).
	* mc-boot/GmcError.c:  (rebuilt).
	* mc-boot/GmcError.h:  (rebuilt).
	* mc-boot/GmcFileName.h:  (rebuilt).
	* mc-boot/GmcLexBuf.c:  (rebuilt).
	* mc-boot/GmcLexBuf.h:  (rebuilt).
	* mc-boot/GmcMetaError.c:  (rebuilt).
	* mc-boot/GmcMetaError.h:  (rebuilt).
	* mc-boot/GmcOptions.h:  (rebuilt).
	* mc-boot/GmcPreprocess.h:  (rebuilt).
	* mc-boot/GmcPretty.h:  (rebuilt).
	* mc-boot/GmcPrintf.h:  (rebuilt).
	* mc-boot/GmcQuiet.h:  (rebuilt).
	* mc-boot/GmcReserved.h:  (rebuilt).
	* mc-boot/GmcSearch.h:  (rebuilt).
	* mc-boot/GmcStack.c:  (rebuilt).
	* mc-boot/GmcStack.h:  (rebuilt).
	* mc-boot/GmcStream.c:  (rebuilt).
	* mc-boot/GmcStream.h:  (rebuilt).
	* mc-boot/Gmcflex.h:  (rebuilt).
	* mc-boot/Gmcp1.c:  (rebuilt).
	* mc-boot/Gmcp1.h:  (rebuilt).
	* mc-boot/Gmcp2.c:  (rebuilt).
	* mc-boot/Gmcp2.h:  (rebuilt).
	* mc-boot/Gmcp3.c:  (rebuilt).
	* mc-boot/Gmcp3.h:  (rebuilt).
	* mc-boot/Gmcp4.c:  (rebuilt).
	* mc-boot/Gmcp4.h:  (rebuilt).
	* mc-boot/Gmcp5.c:  (rebuilt).
	* mc-boot/Gmcp5.h:  (rebuilt).
	* mc-boot/GnameKey.c:  (rebuilt).
	* mc-boot/GnameKey.h:  (rebuilt).
	* mc-boot/GsymbolKey.c:  (rebuilt).
	* mc-boot/GsymbolKey.h:  (rebuilt).
	* mc-boot/Gtermios.h:  (rebuilt).
	* mc-boot/Gtop.c:  (rebuilt).
	* mc-boot/Gvarargs.c:  (rebuilt).
	* mc-boot/Gvarargs.h:  (rebuilt).
	* mc-boot/Gwlists.c:  (rebuilt).
	* mc-boot/Gwlists.h:  (rebuilt).
	* mc-boot/Gwrapc.h:  (rebuilt).
	* mc/decl.def:  (setNoReturn) new procedure.
	* mc/decl.mod:  (doProcedureHeadingC) added extra parameter for heading.
        (setNoReturn) new procedure.

2021-01-12       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* gm2-compiler/M2Quads.mod:  (BuildOddFunction) combinedok initialize
	before use during error case.  (BuildMinFunction) rewritten to
	initialize all tokens before use when an error condition occurs.
	(BuildConstFunctionCall) initialize paramtok and combinedtok before
	use.
	* m2pp.c:  (pl) renamed as ptcl and declared as external.
	* m2pp.h:  (ptcl) declared as external.

2021-01-11       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* configure.ac:  avoid comparing SYSTEM.o between stages during
	bootstrap checks.

2021-01-09       Gaius Mulley <gaius.mulley@southwales.ac.uk>

	* lang.opt:  commented out descriptions for options which are
	used by C.
	* updated all dates for the New Year.
	* tools-src/boilerplate.py:  detect GCC with runtime exceptions
	licence.
	* New year ChangeLog file.
