From-SVN: r53951

From-SVN: r53946

From-SVN: r53944

	* cppexp.c (interpret_number): Optimize for single-digit
	and less-than-half-precision cases.
	(num_trim, num_positive, num_div_op): Cast constants.

From-SVN: r53943

From-SVN: r53942

	* c-common.c: Add support for __attribute__((nothrow)) to specify
	that a function cannot throw an exception (using TREE_NOTHROW).
	(handle_nothrow_attribute): New function to process this attribute.

	* doc/extend.texi: Document the new nothrow function attribute.

2002-05-27  Richard Henderson  <rth@redhat.com>

	* g++.dg/ext/attrib6.C: New test case.

From-SVN: r53940

2002-05-27  H.J. Lu  (hjl@gnu.org)

	* cppexp.c (num_trim): Use 1UL instead of 1 for long int.
	(num_positive): Likewise.
	(num_div_op): Likewise.

From-SVN: r53939

From-SVN: r53938

From-SVN: r53937

	* c-common.c (c_common_init): Always use intmax_t.
testsuite:
	* gcc.dg/cpp/arith-2.c: Remove.
	* gcc.dg/cpp/arith-3.c: Don't set std=c99.

From-SVN: r53936

From-SVN: r53935

c
2002-05-27  Benjamin Kosnik  <bkoz@redhat.com>

	* src/misc-inst.cc: Define unnecessary algorithm
	instantiations. Break apart instantiations into groupings below.
	* src/fstream-inst.cc: New.
	* src/io-inst.cc: New.
	* src/istream-inst.cc: New.
	* src/ostream-inst.cc: New.
	* src/streambuf-inst.cc: New.
	* src/sstream-inst.cc: New.
	* src/Makefile.am (sources): Add files.
	* src/Makefile.in: Regenerate.

	* acinclude.m4: Work around automake 1.4-p5 bug, change
	AM_GNU_GETTEXT in comments to AM-GNU-GETTEXT.

From-SVN: r53930

2002-05-24  Andrew Haley  <aph@redhat.com>

        * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
        if T is a boolean type.

From-SVN: r53929

From-SVN: r53928

2002-05-23  Bo Thorsen  <bo@suse.de>

        * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
	3.1 branch. The file was made by Jakub Jelinek.
	* config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
	support so multilib doesn't break. And don't define this at all
	when -Dinhibit_libc is used.
	(MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
	* config/i386/t-linux64: Implement full multilib support. Patch
	originally done by Andreas Jaeger and Jakub Jelinek.

From-SVN: r53927

2002-05-27  Bo Thorsen  <bo@suse.de>

	* src/x86/ffi.c (ffi_prep_args): Remove unused variable and
	fix formatting.

From-SVN: r53926

	* basic-block.h (last_basic_block): Defined as synonym for
	n_basic_blocks.
	* cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
	flow_depth_first_order_compute, flow_preorder_transversal_compute,
	flow_dfs_compute_reverse_init): Replaced relevant occurences of
	n_basic_blocks with last_basic_block.
	* cfgbuild.c (make_edges): Likewise.
	* cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
	* cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
	* combine.c (combine_instructions): Likewise.
	* df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
	iterative_dataflow_bitmap): Likewise.
	* dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
	calc_idoms, idoms_to_doms): Likewise.
	* flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
	Likewise.
	* gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
	compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
	one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
	one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
	delete_null_pointer_checks, compute_code_hoist_vbeinout,
	hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
	compute_store_table, build_store_vectors): Likewise.
	* haifa-sched.c (sched_init): Likewise.
	* ifcvt.c (if_convert): Likewise.
	* lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
	pre_edge_lcm, compute_available, compute_nearerout,
	compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
	Likewise.
	* predict.c (estimate_probability, process_note_prediction,
	note_prediction_to_br_prob): Likewise.
	* profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
	* recog.c (split_all_insns, peephole2_optimize): Likewise.
	* regrename.c (copyprop_hardreg_forward): Likewise.
	* resource.c (init_resource_info): Likewise.
	* sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
	init_regions, schedule_insns): Likewise.
	* ssa-ccp.c (ssa_const_prop): Likewise.
	* ssa-dce.c (ssa_eliminate_dead_code): Likewise.
	* ssa.c (compute_dominance_frontiers,
	compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.

	* df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
	* gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
	sizes consistently.

From-SVN: r53924

	* basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
	new.
	* rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
	hoist_insn_after, hoist_insn_to_edge): New.

From-SVN: r53923

2002-05-27  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/6795.
	* config/os/solaris/solaris2.6/bits/ctype_noninline.h
	(classic_table): Fix.
	* config/os/solaris/solaris2.5/bits/ctype_noninline.h: Same.

2002-05-27  Benjamin Kosnik  <bkoz@redhat.com>

	* testsuite/22_locale/ctype_is_wchar_t.cc: Guard with
	_GLIBCPP_USE_WCHAR_T.
	* testsuite/22_locale/ctype_narrow_wchar_t.cc: Same.
	* testsuite/22_locale/ctype_to_wchar_t.cc: Same.
	* testsuite/22_locale/ctype_widen_wchar_t.cc: Same.

From-SVN: r53921

	* basic-block.h (PEOP_SCAN_DEAD_STORES): New.
	(PROP_FINAL): Include.
	* flow.c (life_analysis, update_life_info,
	init_propagate_block_info, mark_set_1, mark_used_rgs):
	Support SCAN_DEAD_STORE.

From-SVN: r53920

	* update_version (textstring_FILES): Change gcc/ada/gnatvsn.ads to
	gcc/gcc/ada/gnatvsn.ads.

From-SVN: r53918

From-SVN: r53917

From-SVN: r53912

	* c-common.c (c_common_init): Set CPP arithmetic precision.
	* cppexp.c (cpp_num_part): Move typedef ...
	* cpphash.h: ...here; make unsigned HOST_WIDE_INT.
	* cppinit.c (cpp_create_reader): Default to host long arithmetic.
	(sanity_checks): Update.
testsuite:
	* gcc.dg/cpp/arith-2.c, gcc.dg/cpp/arith-3.c: New tests.
	* gcc.dg/cpp/if-3.c: Remove.

From-SVN: r53911

	* libjava.lang/PR6820.java: New file.
	* libjava.lang/PR6820.out: New file.

From-SVN: r53908

2002-05-26  Geoffrey Keating  <geoffk@redhat.com>

	* Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
	(mkheaders): New rule.
	(install-mkheaders): New rule.
	* configure.in (all_outputs): Add mkheaders.
	* configure: Regenerate.
	* mkheaders.in: New file.

Index: gcc/Makefile.in
===================================================================
RCS file: /cvs/gcc/gcc/gcc/Makefile.in,v
retrieving revision 1.880
diff -p -u -p -r1.880 Makefile.in
--- gcc/Makefile.in	25 May 2002 22:01:40 -0000	1.880
+++ gcc/Makefile.in	27 May 2002 04:14:19 -0000
@@ -434,7 +434,7 @@ FLOAT_H=@float_h_file@
 LIBCONVERT =

 # Control whether header files are installed.
-INSTALL_HEADERS=install-headers
+INSTALL_HEADERS=install-headers install-mkheaders

 # Control whether Info documentation is built and installed.
 BUILD_INFO = @BUILD_INFO@
@@ -878,6 +878,9 @@ gccbug:	$(srcdir)/gccbug.in
 mklibgcc: $(srcdir)/mklibgcc.in
 	CONFIG_FILES=mklibgcc CONFIG_HEADERS= ./config.status

+mkheaders: $(srcdir)/mkheaders.in
+	CONFIG_FILES=mkheaders CONFIG_HEADERS= ./config.status
+
 # cstamp-h.in controls rebuilding of config.in.
 # It is named cstamp-h.in and not stamp-h.in so the mostlyclean rule doesn't
 # delete it.  A stamp file is needed as autoheader won't update the file if
@@ -2839,6 +2842,47 @@ install-headers-cpio: stmp-int-hdrs $(ST
 # Install the include directory using cp.
 install-headers-cp: stmp-int-hdrs $(STMP_FIXPROTO) install-include-dir
 	cp -p -r include $(libsubdir)
+
+itoolsdir = $(libsubdir)/install-tools
+# Don't install the headers.  Instead, install appropriate scripts
+# and supporting files for fixincludes to be run later.
+install-mkheaders: stmp-int-hdrs $(STMP_FIXPROTO) install-include-dir \
+    mkheaders xlimits.h
+	-rm -rf $(itoolsdir)
+	$(SHELL) $(srcdir)/mkinstalldirs $(itoolsdir)/include
+	for file in $(USER_H); do \
+	  realfile=`echo $$file | sed -e 's|.*/\([^/]*\)$$|\1|'`; \
+	  $(INSTALL_DATA) $$file \
+	    $(itoolsdir)/include/$$realfile ; \
+	done
+	if [ x$(FLOAT_H) != xMakefile.in ]; then \
+	  $(INSTALL_DATA) $(srcdir)/config/$(FLOAT_H) \
+	     $(itoolsdir)/include/float.h ; \
+	else :; fi
+	$(INSTALL_DATA) xlimits.h $(itoolsdir)/include/limits.h
+	if [ x$(STMP_FIXINC) != x ] ; then \
+	  $(INSTALL_DATA) $(srcdir)/README-fixinc \
+	    $(itoolsdir)/include/README ; \
+	  $(INSTALL_PROGRAM) fixinc.sh $(itoolsdir)/fixinc.sh ; \
+	  $(INSTALL_PROGRAM) fixinc/fixincl $(itoolsdir)/fixincl ; \
+	  $(INSTALL_DATA) $(srcdir)/gsyslimits.h $(itoolsdir)/gsyslimits.h ; \
+	else :; fi
+	if [ x$(STMP_FIXPROTO) != x ] ; then \
+	  $(INSTALL_PROGRAM) $(srcdir)/mkinstalldirs \
+		$(itoolsdir)/mkinstalldirs ; \
+	  $(INSTALL_PROGRAM) $(srcdir)/fixproto $(itoolsdir)/fixproto ; \
+	  $(INSTALL_PROGRAM) fix-header$(build_exeext) \
+		$(itoolsdir)/fix-header$(build_exeext) ; \
+	else :; fi
+	$(INSTALL_PROGRAM) mkheaders $(itoolsdir)/mkheaders
+	echo 'SYSTEM_HEADER_DIR="$(SYSTEM_HEADER_DIR)"' \
+		> $(itoolsdir)/mkheaders.conf
+	echo 'OTHER_FIXINCLUDES_DIRS="$(OTHER_FIXINCLUDES_DIRS)"' \
+		>> $(itoolsdir)/mkheaders.conf
+	echo 'FIXPROTO_DEFINES="$(FIXPROTO_DEFINES)"' \
+		>> $(itoolsdir)/mkheaders.conf
+	echo 'STMP_FIXPROTO="$(STMP_FIXPROTO)"' >> $(itoolsdir)/mkheaders.conf
+	echo 'STMP_FIXINC="$(STMP_FIXINC)"' >> $(itoolsdir)/mkheaders.conf

 # Use this target to install the program `collect2' under the name `collect2'.
 install-collect2: collect2 installdirs
Index: gcc/configure
===================================================================
RCS file: /cvs/gcc/gcc/gcc/configure,v
retrieving revision 1.606
diff -p -u -p -r1.606 configure
--- gcc/configure	25 May 2002 19:51:40 -0000	1.606
+++ gcc/configure	27 May 2002 04:14:21 -0000
@@ -8065,7 +8065,7 @@ all_languages=
 all_boot_languages=
 all_compilers=
 all_stagestuff=
-all_outputs='Makefile intl/Makefile fixinc/Makefile gccbug mklibgcc'
+all_outputs='Makefile intl/Makefile fixinc/Makefile gccbug mklibgcc mkheaders'
 # List of language makefile fragments.
 all_lang_makefiles=

Index: gcc/configure.in
===================================================================
RCS file: /cvs/gcc/gcc/gcc/configure.in,v
retrieving revision 1.593
diff -p -u -p -r1.593 configure.in
--- gcc/configure.in	25 May 2002 19:51:41 -0000	1.593
+++ gcc/configure.in	27 May 2002 04:14:21 -0000
@@ -2312,7 +2312,7 @@ all_languages=
 all_boot_languages=
 all_compilers=
 all_stagestuff=
-all_outputs='Makefile intl/Makefile fixinc/Makefile gccbug mklibgcc'
+all_outputs='Makefile intl/Makefile fixinc/Makefile gccbug mklibgcc mkheaders'
 # List of language makefile fragments.
 all_lang_makefiles=

Index: gcc/mkheaders.in
===================================================================
RCS file: gcc/mkheaders.in
diff -N gcc/mkheaders.in
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ gcc/mkheaders.in	27 May 2002 04:14:21 -0000
@@ -0,0 +1,101 @@
+#!/bin/sh
+
+# Copyright (C) 2002 Free Software Foundation, Inc.
+
+#This file is part of GCC.
+
+#GCC is free software; you can redistribute it and/or modify it under
+#the terms of the GNU General Public License as published by the Free
+#Software Foundation; either version 2, or (at your option) any later
+#version.
+
+#GCC is distributed in the hope that it will be useful, but WITHOUT
+#ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+#FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+#for more details.
+
+#You should have received a copy of the GNU General Public License
+#along with GCC; see the file COPYING.  If not, write to the Free
+#Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+#02111-1307, USA.
+
+# Basic information
+target=@target@
+target_alias=@target_alias@
+version=@gcc_version@
+
+VERBOSE=0
+while [ x$1 = x-v ] ; do
+    shift
+    VERBOSE=`expr $VERBOSE + 1`
+done
+export VERBOSE
+
+if [ x$1 = x--help ] ; then
+    echo "Usage: mkheaders [options] [prefix]"
+    echo "Options:"
+    echo "  -v        Print more output (may be repeated for even more output)"
+    echo "  --help    This help"
+    echo "  --version Print version information"
+    exit 0
+fi
+
+if [ x$1 = x--version ] ; then
+    echo "mkheaders (GCC) version $version"
+    echo "Copyright 2002 Free Software Foundation, Inc."
+    echo "This program is free software; you may redistribute it under the"
+    echo "terms of the GNU General Public License.  This program has"
+    echo "absolutely no warranty."
+    exit 0
+fi
+
+# Common prefix for installation directories.
+if [ x$1 != x ] ; then
+  prefix=$1
+else
+  prefix=@prefix@
+fi
+# Directory in which to put localized header files. On the systems with
+# gcc as the native cc, `local_prefix' may not be `prefix' which is
+# `/usr'.
+# NOTE: local_prefix *should not* default from prefix.
+local_prefix=@local_prefix@
+# Directory in which to put host dependent programs and libraries
+exec_prefix=@exec_prefix@
+# Directory in which to put the directories used by the compiler.
+libdir=@libdir@
+# Directory in which the compiler finds executables, libraries, etc.
+libsubdir=${libdir}/gcc-lib/${target_alias}/${version}
+# Since gcc_tooldir does not exist at build-time, use -B${build_tooldir}/bin/
+build_tooldir=${exec_prefix}/${target_alias}
+# Directory to search for site-specific includes.
+local_includedir=${local_prefix}/include
+includedir=${prefix}/include
+
+itoolsdir=${libsubdir}/install-tools
+incdir=${libsubdir}/include
+
+. ${itoolsdir}/mkheaders.conf
+
+cd ${itoolsdir}
+rm -rf ${incdir}/*
+
+if [ x${STMP_FIXINC} != x ] ; then
+	TARGET_MACHINE="${target}" target_canonical="${target}" \
+	    ${SHELL} ./fixinc.sh ${incdir} \
+	    ${SYSTEM_HEADER_DIR} ${OTHER_FIXINCLUDES_DIRS}
+	rm -f ${incdir}/syslimits.h
+	if [ -f ${incdir}/limits.h ]; then
+	  mv ${incdir}/limits.h ${incdir}/syslimits.h
+	else
+	  cp gsyslimits.h ${incdir}/syslimits.h
+	fi
+fi
+
+cp include/* ${incdir}
+
+if [ x${STMP_FIXPROTO} != x ] ; then
+  mkinstalldirs="${SHELL} ${itoolsdir}/mkinstalldirs"
+  export FIXPROTO_DEFINES mkinstalldirs
+  ${SHELL} fixproto ${incdir} ${incdir} ${SYSTEM_HEADER_DIR} || exit 1
+fi

From-SVN: r53907

	* config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
	* config/avr/avr.c (jump_over_one_insn_p): Take length of the
	branch insn into account, do not assume 1.
	(avr_out_sbxx_branch): New function.  Optimize cases of skipping
	over single word insn.  Handle upper half of I/O space too.
	* config/avr/avr.md (*sbrx_branch): Use it.
	(*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
	(*sbix_branch, *sbix_branch_bit7): Likewise.
	(*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
	Use RTL peepholes to optimize register operand sign tests.

From-SVN: r53906

	* cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.

	* g++.dg/opt/cse2.C: New test.

From-SVN: r53905

From-SVN: r53902

From-SVN: r53901

	* cppexp.c (possible_sum_sign, integer_overflow, left_shift,
	right_shift): Remove.
	(cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
	HIGH_PART): New.
	(struct op): Use cpp_num.
	(num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
	num_part_mul, num_unary_op, num_binary_op, num_negate,
	num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
	num_div_op, num_lshift, num_rshift, append_digit): New.
	(interpret_number, parse_defined, eval_token, reduce): Update
	for two-integer arithmetic.
	(binary_handler): New typedef.
	(optab): Update.
	(COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
	(_cpp_parse_expr, reduce): Update to handle two-integers.
	* cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
testsuite:
	* gcc.dg/cpp/arith-1.c: New semantic tests.
	* gcc.dg/cpp/if-1.c: Update.

From-SVN: r53900

	* config/avr/avr.c (avr_asm_only_p): New variable.
	(avr_override_options): Set it here if AVR1.
	(asm_file_start): Test it here, report an error if set.

From-SVN: r53899

	* alias.c: Fix formatting.
	* attribs.c: Likewise.
	* bb-reorder.c: Likewise.
	* bitmap.c: Likewise.
	* bitmap.h: Likewise.
	* builtins.c: Likewise.

From-SVN: r53898

re PR libstdc++/6811 (Missing 'return *this' in __enc_traits& operator=(const __enc_traits& __obj)' in 3.1 release)

2002-05-26  Carlo Wood  <carlo@alinoe.com>
	    Paolo Carlini  <pcarlini@unitus.it>

	PR libstdc++/6811
	* config/locale/ieee_1003.1-2001/codecvt_specializations.h
	(__enc_traits::operator=): add missing return statement.

Co-Authored-By: Paolo Carlini <pcarlini@unitus.it>

From-SVN: r53896

	* reload.c (find_valid_class): Accept new argument DEST,
	choose class accordingly.
	(push_reload): Update callers.

From-SVN: r53894

gcc/ada:
	* gnatvsn.ads (Gnat_Version_String): Change to "3.2 20020526
	(experimental)".

maintainer-scripts:
	* gcc_release: Add gcc/ada/gnatvsn.ads to list of files in which
	release status is updated.
	* update_version (textstring_FILES): Add gcc/ada/gnatvsn.ads.

From-SVN: r53892

	* combine.c (combine_instructions): Do not indent #if for
	traditional C.

From-SVN: r53891

From-SVN: r53890

        * c-pragma.c (apply_pragma_weak): Convert value identifier to
        string for decl_attributes.
        (handle_pragma_weak): Call assemble_alias if we're modifying
        an existing decl.

From-SVN: r53884

From-SVN: r53881