changelog.0

gcc-2.95.3 Linux下最常用的C编译器

	args which aren't supplied.

Sun Nov 16 21:45:43 1997  H.J. Lu  ([e-mail])

	* Make-lang.in (f77.install-info): Depend on f77.info.

1997-11-14  Dave Love  <[e-mail]>

	* intrin.def: Supply gfrt for CPU_TIME.  Generalize arg types of
	INT2, INT8, per doc.

1997-11-06  Dave Love  <[e-mail]>

	* intrin.def: Allow non-integer args for INT2 and INT8 (per
	documentation).

Sun Nov  2 19:49:51 1997  Richard Henderson  <[e-mail]>

	* com.c (ffecom_expr_): Only use TREE_TYPE argument for simple
	arithmetic; convert types as necessary; recurse with target tree type.

Tue Oct 28 02:21:25 1997  Craig Burley  <[e-mail]>

	* lang-options.h: Add -fgnu-intrinsics-* and
	-fbadu77-intrinsics-* options.

Sun Oct 26 02:36:21 1997  Craig Burley  <[e-mail]>

	* com.c (lang_print_error_function): Fix to more
	reliably notice when the diagnosed region changes.

Sat Oct 25 23:43:36 1997  Craig Burley  <[e-mail]>

	Fix 950327-0.f:
	* sta.c, sta.h (ffesta_outpooldisp): New function.
	* std.c (ffestd_stmt_pass_): Don't kill NULL pool.
	(ffestd_R842): If pool already preserved, save NULL
	for pool, because it should be killed only once.

	* malloc.c [MALLOC_DEBUG]: Put initializer for `name'
	component in braces, to avoid compiler warning.

Wed Oct 22 11:37:41 1997  Richard Henderson  <[e-mail]>

	* com.c (ffecom_expr_): Take an new arg TREE_TYPE that if non-null
	specifies the type in which to do the calculation.  Change all callers.
	[FFEBLD_opARRAYREF]: Force the index expr to use sizetype.

Thu Oct 16 02:04:08 1997  Paul Koning <[e-mail]>

	* Make-lang.in (stmp-f2c.h): Don't configure the runtime
	directory if LANGUAGES does not include f77.

Mon Oct 13 12:12:41 1997  Richard Henderson  <[e-mail]>

	* Make-lang.in (g77*): Copied from cp/Make-lang.in g++*.
	* g77spec.c: New file, mostly copied from g++spec.c
	* g77.c: Removed.

Fri Oct 10 13:00:48 1997  Craig Burley  <[e-mail]>

	* ste.c (ffeste_begin_iterdo_): Fix loop setup so iteration
	variable is modified only after the #iterations is calculated;
	otherwise if the iteration variable is aliased to any of the
	operands in the start, end, or increment expressions, the
	wrong #iterations might be calculated.

	* com.c (ffecom_save_tree): Fix indentation.

Mon Oct  6 14:15:03 1997  Jeffrey A Law  ([e-mail])

	* Make-lang.in (f77.mostlyclean): Clean up stuff in the
	object tree too.
	(f77.clean, f77.distclean, f77.maintainer-clean): Likewise.

1997-10-05  Dave Love  <[e-mail]>

	* intrin.def: Make SECOND_subr's arg generic real for people
	porting from Cray and making everything double precision.

Wed Oct  1 01:45:36 1997  Philippe De Muyter  <[e-mail]>

	* g77.c (pexecute, main): Use unlink, not remove.

Mon Sep 29 16:18:21 1997  Craig Burley  <[e-mail]>

	* stu.c (ffestu_list_exec_transition_,
	ffestu_dummies_transition_): Specify `bool' type for
	`in_progress' variables.

	* com.h (assemble_string): Declare this routine (instead
	of #include'ing "output.h" from gcc) to eliminate warnings
	from lex.c.

Mon Sep 29 10:37:07 1997  Jeffrey A Law  ([e-mail])

	* intdoc.c (main): Remove unused attribute for main's arguments.

Sun Sep 28 01:47:17 1997  Jeffrey A Law  ([e-mail])

	* Make-lang.in (G77_FLAGS_TO_PASS): Pass down RANLIB, RANLIB_TEST
	and AR instead of the _FOR_TARGET versions.

Tue Sep 23 00:39:57 1997  Alexandre Oliva <[e-mail]>

	* Make-lang.in: install.texi was renamed to g77install.texi
	* install0.texi: Likewise.

Fri Sep 19 01:12:27 1997  Craig Burley  <[e-mail]>

	* expr.c (ffeexpr_reduced_eqop2_):
	(ffeexpr_reduced_relop2_): Minor fixes to diagnostic code.

	* fini.c (main): Change return type to `int'.

Thu Sep 18 17:31:38 1997  Jeffrey A Law  ([e-mail])

	* proj.h (FFEPROJ_BSEARCH): Delete all references.
	(FFEPROJ_STRTOUL): Likewise.
	* proj.c (bsearch): Compile this if no bsearch is provided by the
	host system.
	(strtoul): Similarly.

	* g77install.texi: Renamed from install.texi
	* g77.texi: Corresponding changes.

	* fini.c (main): Return type is int.

	* com.c (lang_printable_name): Use verbosity argument.

Thu Sep 18 16:08:40 1997  Jeffrey A Law  ([e-mail])

	* Make-lang.in: Fix merge problems.

Wed Sep 17 10:47:08 1997  Craig Burley  <[e-mail]>

	* com-rt.def (FFECOM_gfrtDSIGN, FFECOM_gfrtISIGN,
	FFECOM_gfrtSIGN): Add second argument.

	* expr.c (ffeexpr_cb_comma_c_): Trivial fixes.

Sun Sep 14 21:01:23 1997  Jeffrey A Law  ([e-mail])

        * Make-lang.in: Various changes to build info files
        in the object tree rather than the source tree.

	* proj.h: Include ctype.h.

Sun Sep 14 12:35:20 1997  Fred Fish ([e-mail])

	* proj.h (isascii): Provide a default definition if none is available.

Thu Sep 11 19:26:10 1997  Dave Love <[e-mail]>

	* config-lang.in: Remove the messages about possible build problems.

Wed Sep 10 16:39:47 1997  Jim Wilson  <[e-mail]>

	* Make-lang.in (LN, LN_S): New macros, use where appropriate.

Tue Sep  9 13:20:40 1997  Jim Wilson  <[e-mail]>

	* g77.c (pexecute, doit): Add checks for __CYGWIN32__.

Tue Sep  9 01:59:35 1997  Craig Burley  <[e-mail]>

	* Version 0.5.21 released.

Tue Sep  9 00:31:01 1997  Craig Burley  <[e-mail]>

	* intdoc.c (dumpem): Put appropriate commentary in
	output file, so readers know it isn't source.

Wed Aug 27 20:32:03 1997  Jeffrey A Law  ([e-mail])

	* top.c (ffe_decode_option): Turn on flag_move_all_moveables
	and flag_reduce_all_givs.

Wed Aug 27 08:08:25 1997  Craig Burley  <[e-mail]>

	* proj.h: Always #include "config.j" first, to pick up
	gcc's configuration.
	* com.c: Change bcopy() and bzero() calls to memcpy()
	and memset() calls, to make more of g77 ANSI C.

1997-08-26  Dave Love  <[e-mail]>

	* Make-lang.in ($(srcdir)/f/runtime/configure,
 	$(srcdir)/f/runtime/libU77/configure): Fix for when srcdir isn't
 	relative.

Tue Aug 26 05:59:21 1997  Craig Burley  <[e-mail]>

	* ansify.c (main): Make sure readers of stdout know
	it's derived from stdin; omit comment text; get source
	line numbers in future stderr output to be correct.

Tue Aug 26 01:36:01 1997  Craig Burley  <[e-mail]>

	Fix 970825-0.f:
	* stb.c (ffestb_R5284_): Allow OPEN_PAREN after closing
	SLASH as well as NAME.

Mon Aug 25 23:48:17 1997  Craig Burley  <[e-mail]>

	Changes to allow g77 docs to be built entirely from scratch
	using any ANSI C compiler, not requiring GNU C:
	* Make-lang.in ($(srcdir)/f/intdoc.texi): "Pipe" new
	location of intrinsic documentation data base, f/intdoc.in,
	through new `ansify' program to append `\n\' to quoted
	newlines, into f/intdoc.h0.  Do appropriate cleanups.  Explain.
	(f77.mostlyclean): Add f/ansify and f/intdoc.h0 to cleanups.
	* f/ansify.c: New program.
	* f/intdoc.c: Fix so it conforms to ANSI C.
	#include f/intdoc.h0 instead of f/intdoc.h.
	Avoid some warnings.
	* f/intdoc.h, f/intdoc.in: Rename the former to the latter; no
	changes made to the content in this patch!
	* f/intrin.h (ffeintrinFamily): Fix to conform to ANSI C.

Mon Aug 25 23:24:32 1997  H.J. Lu  ([e-mail])

	* Make-lang.in ($(srcdir)/f/runtime/configure,
	$(srcdir)/f/runtime/libU77/configure, f77.mostlyclean,
	f77.clean, f77.distclean, f77.maintainer-clean, f77.realclean):
	Handle absolute pathname of $(srcdir).
	(stmp-f2c.h): New.
	(include/f2c.h, f/runtime/Makefile, f/runtime/libF77/Makefile,
	f/runtime/libI77/Makefile, f/runtime/libU77/Makefile): Only
	depend on stmp-f2c.h.
	(f77.maintainer-clean): Don't make itself.

Sun Aug 24 17:00:27 1997  Jim Wilson  <[e-mail]>

	* Make-lang.in (f77.install-info): Don't cd into srcdir.  Add srcdir
	to filenames.  Use sed to extract base filename for install.

Sun Aug 24 06:52:48 1997  Craig Burley  <[e-mail]>

	Fix up g77 compiler data base for libf2c routines:
	* com-rt.def (FFECOM_gfrtSIGNAL): Change return type to
	FTNINT to match actual code.

	* com.c (ffecomRttype_): Replace FFECOM_rttypeINT_ with
	FFECOM_rttypeFTNINT_.
	Add and fix up comments.
	(ffecom_make_gfrt_, ffecom_gfrt_basictype,
	ffecom_gfrt_kindtype): Replace FFECOM_rttypeINT_ with
	FFECOM_rttypeFTNINT_; add FFECOM_rttypeDOUBLEREAL_.

Thu Aug 21 13:15:29 1997  Jim Wilson  <[e-mail]>

	* Make-lang.in (f77): Delete f77-runtime.
	(f77.all.build, f77.all.cross, f77.rest.encap): Add f77-runtime.

Wed Aug 20 17:18:40 1997  Craig Burley  <[e-mail]>

	* global.c (ffeglobal_ref_progunit_): It's okay to have
	a different CHARACTER*n length for a reference if the
	existing length is for another reference, not a definition.

Wed Aug 20 16:36:59 1997  Jim Wilson  <[e-mail]>

	* intdoc.texi: Readd generated file.

Mon Aug 18 14:27:18 1997  Craig Burley  <[e-mail]>

	Fix 970814-0.f:
	* global.c (ffeglobal_new_progunit_): Distinguish
	between previously defined, versus inferred, filewide
	when it comes to diagnostics.

	Fix 970816-1.f:
	* global.c (ffeglobal_ref_progunit_): Change BDATA into EXT
	right at the beginning, so EXTERNAL FOO followed later
	by SUBROUTINE FOO is not diagnosed.

	Fix 970813-0.f:
	* com-rt.def (FFECOM_gfrtALARM): Returns `integer', not
	`void'.

Mon Aug 18 09:01:54 1997  Jeffrey A Law  ([e-mail])

	* Makefile.in (F77_OBJS): Re-alphabetize.
	* Make-lang.in (F77_SRCS): Likewise.

Sun Aug 17 08:35:11 1997  Jeffrey A Law  ([e-mail])

	* INSTALL: Rebuilt.
	* install.texi: Remove "Object File Differences" section.  Remove
	all references to zzz.o failing comparison tests.
	* version.c, version.h: Renamed from zzz.c and zzz.h.  Remove
	date and time stamps so a 3 stage build reports no differences.
	* Make-lang.in: Corresponding changes.
	* Makefile.in: Likewise.
	* g77.c, parse.c: Likewise.

	* intdoc.texi: Remove generated file from distribution.

Sun Aug 17 03:32:44 1997  Craig Burley  <[e-mail]>

	Fix up problems when virtual memory exhausted:
	* malloc.c (malloc_new_): Use gcc's xmalloc(), so we
	print a nicer message when malloc returns no memory.
	(malloc_resize_): Ditto for xrealloc().

	* Make-lang.in, Makefile.in: Comment out lines containing
	just formfeeds.

Sat Aug 16 19:41:33 1997  Craig Burley  <[e-mail]>

	* com.c (ffecom_make_gfrt_): For rttypeREAL_F2C_, return
	double_type_node; for rttypeREAL_GNU_, return
	_real_type_node.

1997-08-13  Dave Love  <[e-mail]>

	* config-lang.in (diff_excludes): Add some hints about known
	problematic platforms.

1997-08-13  Dave Love  <[e-mail]>

	* intdoc.h: Document `alarm'.

Tue Aug 12 10:23:02 1997  Jeffrey A Law  ([e-mail])

	* config-lang.in: Don't demand the backend patch.
	* com.c (lang_printable_name): Second argument is now an int.  Don't
	store into the value of the second argument.
	* top.c (ffe_decode_option): Temporarily disable setting
	of "Toon" loop options until we figure out how to address
	them.

Mon Aug 11 23:18:35 1997  Jeffrey A Law  ([e-mail])

	* g77-0.5.21-19970811 Imported.
	This file describes changes to the front end necessary to make
	it work with egcs.

Mon Aug 11 21:19:22 1997  Craig Burley  <[e-mail]>

	* Make-lang.in ($(RUNTIMESTAGESTUFF)): Add
	f/runtime/stamp-lib.

Mon Aug 11 01:52:03 1997  Craig Burley  <[e-mail]>

	* com.c (ffecom_build_complex_constant_): Go with the
	new build_complex() approach used in gcc-2.8.

	* com.c (ffecom_sym_transform_): Don't set
	DECL_IN_SYSTEM_HEADER for a tree node that isn't
	a VAR_DECL, which happens when var is in common!

	* com.c (ffecom_expr_intrinsic_) (case FFEINTRIN_impALARM):
	No need to test codegen_imp -- there's only one valid here.

	* intrin.def (FFEINTRIN_impALARM): Specify `Status' argument
	as write-only.

Fri Aug  8 05:40:23 1997  Craig Burley  <[e-mail]>

	Substantial changes to accommodate distinctions among
	run-time routines that support intrinsics, and between
	routines that compute and return the same type vs. those
	that compute one type and return another (or `void'):
	* com-rt.def: Specify new return type REAL_F2C_ instead
	of many DOUBLE_, COMPLEX_F2C_ instead of COMPLEX_, and
	so on.
	Clear up the *BES* routines "once and for all".
	* com.c: New return types.
	(ffecom_convert_narrow_, ffecom_convert_widen_):