Merge from Cygnus internal source tree.

From-SVN: r23021

Merge from Cygnus internal source tree.

From-SVN: r23020

From-SVN: r23019

From-SVN: r23018

	
	* Makefile.in (build_tooldir): new variable, same as old
	$(tooldir), but without depending on $(libdir)/$(unlibsubdir)
	(GCC_FOR_TARGET): add -B$(build_tooldir)/bin/
	(bootstrap, bootstrap2, bootstrap3, bootstrap4): ditto
	* configure.in (gxx_include_dir): set default based on unlibsubdir
	* Makefile.in (tooldir): ditto
	(cccp.o, cpplib.o): use unlibsubdir implicitly through
	gxx_include_dir, includedir and tooldir
	(protoize.o, unprotoize.o): ditto

From-SVN: r23017

        * Makefile.in (CHILL_FOR_TARGET): Mirror recent changes to
        CC_FOR_TARGET and friends.
Mon Oct 12 12:09:30 1998  Alexandre Oliva  <oliva@dcc.unicamp.br>
        * Makefile.in (build_tooldir): new variable, same as tooldir
        (CC_FOR_TARGET, GCC_FOR_TARGET, CXX_FOR_TARGET): add
        -B$(build_tooldir)/bin/
        (BASE_FLAGS_TO_PASS): pass build_tooldir down

From-SVN: r23016

1998-10-12  Dave Love  <fx@gnu.org>
	* libI77/open.c (_XOPEN_SOURCE): Define.

From-SVN: r23015

1998-10-12  Dave Love  <fx@gnu.org>
	* Makefile.in (.SUFFIXES): Don't use any.
	(all-unilib): New target, like old all.
	(all): Use it.
	(.PHONY): Add all-unilib.

From-SVN: r23014

arm.c - synchronised with devo
arm.md - synchronised with devo
README-interworking - sychronised with devo.

From-SVN: r23013

Final changes from devo<->egcs merge.  Ugh, a year of configury/Makefile
hacking.

From-SVN: r23012

        * flow.c: Update comment.
        (notice_stack_pointer_modification): New static function.
        (record_volatile_insns): Use it.
        (mark_regs_live_at_end): Mark the stack pointer as alive
        at the end of the function if current_function_sp_is_unchanging
        is set.
        (life_analysis_1): Set current_function_sp_is_unchanging.
        * function.c: Define it.
        (init_function_start): Initialize it.
        * output.h: Declare it.
        * reorg.c (fill_simple_delay_slots, dbr_schedule): Mark
        the stack pointer as alive at the end of the function if
        current_function_sp_is_unchanging is set.
        * i386.c (ix86_epilogue): Optimize the restoring
        of the stack pointer.

From-SVN: r23009

config.shared (depend.new): delete libc-lock.h from dependencies, and fix _G_config.h -> $(_G_CONFIG_H) rule

	* config.shared (depend.new): delete libc-lock.h from
	dependencies, and fix _G_config.h -> $(_G_CONFIG_H) rule
	* depend: Rebuilt.

From-SVN: r23008

	* g++.old-deja/g++.pt/instantiate5.C: New test.  `global
	constructors' name is not unique
	* g++.old-deja/g++.pt/instantiate5.cc: ditto
	* g++.old-deja/g++.pt/instantiate5-main.cc: ditto

From-SVN: r23007

	* g++.old-deja/g++.pt/explicit74.C: New test.  Explicit
 	instantiation of template produces incorrect code for delete
 	expression.

From-SVN: r23006

1998-10-12  Dave Love  <d.love@dl.ac.uk>
	* configure.in: Reorder Makefile, g2c.h in AC_OUTPUT.

From-SVN: r23005

	* i386/t-cygwin32 (TARGET_LIBGCC2_CFLAGS): Define.
(cp)	* inc/typeinfo: Add #pragma interface.
	(operator!=): Just call operator==.
	* tinfo.cc: Add #pragma implementation.
	(operator==): Move from inc/typeinfo and tinfo2.cc.
	Check __COMMON_UNRELIABLE instead of _WIN32.

From-SVN: r23004

	* typeck2.c (my_friendly_abort): Add URL.
	* decl.c (start_method): Added extra parameter for attributes.
	* cp-tree.h (start_method): Update prototype.
	* parse.y (fn.def2): Update start_method parameter list.

From-SVN: r23003

From-SVN: r23001

From-SVN: r23000

	* g++.old-deja/g++.other/init8.C: New test.  uninitialized
 	automatic array of const is ill-formed

From-SVN: r22999

From-SVN: r22998

        * c-pragma.c (handle_pragma_token): If passed a token instead
        of a tree, use that as the pack value.

From-SVN: r22997

	* g++.old-deja/g++.pt/ttp53.C: New test.  incorrect substitution
	of template parameter?

From-SVN: r22996

	* g++.old-deja/g++.other/conv3.C: New test.  conversion discards
	const

From-SVN: r22995

	* g++.old-deja/g++.other/pmf2.C: New test.  invalid
	pointer-to-member expression

From-SVN: r22994

	* g++.old-deja/g++.other/friend5.C: New test.  bogus friend
	declaration causes ICE

From-SVN: r22993

	* g++.old-deja/g++.ns/main1.C: New test.  main() should only be
 	reserved in the global namespace

From-SVN: r22992

From-SVN: r22989

	* memory (auto_ptr::operator auto_ptr_ref<_Tp1>): Fix typo.
	(auto_ptr::operator auto_ptr<_Tp1>): Add missing
	semicolon.

From-SVN: r22988

	* cp-tree.h (specializations_of_same_template_p): Declare.
	* pt.c (specializations_of_same_template_p): New function.
	(unify): Use it.
	* search.c (get_template_base): Use it.
	(get_template_base_recursive): Likewise.

From-SVN: r22987

From-SVN: r22986

	* g++.old-deja/g++.pt/instantiate4.C: New test: -frepo does not
	generate needed virtual table
	* lib/old-dejagnu.exp (old-dejagnu): support `Build then link:'

From-SVN: r22984

Fine-grained control of -fcheck-memory-usage with new no_check_memory_usage
attribute.  Misc minor bugfixes and tests for it too.

From-SVN: r22983

        * config.shared (depend.new): Fix typo.
        * depend: Rebuilt.

From-SVN: r22982

From-SVN: r22981

        * cppexp.c: When forcing unsigned comparisons, cast both sides
        of the operation.
        * cpphash.h: Move static declaration of hashtab[]...
        * cpphash.c: ...here.
        * cpplib.c: Cast difference of two pointers to size_t before
        comparing it to size_t.  Cast signed to unsigned
        before comparing to size_t. (FIXME: struct argdata should use
        unsigned buffer sizes.)
        * cpplib.h (struct cpp_reader): Declare token_buffer_size as
        unsigned int. (CPP_WRITTEN): Cast return value to size_t.
        (CPP_RESERVE): Parenthesize N for evaluation order, cast to
        size_t before comparison.

From-SVN: r22980

        * flow.c (find_basic_blocks): Delte "live_reachable_p" argument.
        (find_basic_blocks_1): Similarly.
        * output.h (find_basic_blocks): Fix prototype.
        * gcse.c, toplev.c: Don't pass "live_reachable_p" argument to
        find_basic_blocks anymore.

From-SVN: r22979

        * basic-block.h (EXECUTE_IF_SET_IN_SBITMAP): New macro.
        (sbitmap_free, sbitmap_vector_free): New macros.
        * output.h (rtl_dump_file): Declare.

From-SVN: r22978

From-SVN: r22977

these XFAILs are hard to get right on the first try.  Yet harder when results
are different on different platforms :-)

From-SVN: r22976