merge from gcc

This commit is contained in:
DJ Delorie 2011-07-22 14:37:58 +00:00
parent 95298e7219
commit 26ac12805d
8 changed files with 134 additions and 19 deletions

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@ -1,3 +1,31 @@
2011-07-22 Jakub Jelinek <jakub@redhat.com>
PR c++/49756
* libiberty.h (stack_limit_increase): New prototype.
2011-07-13 Sriraman Tallam <tmsriram@google.com>
* plugin-api.h
(ld_plugin_section): New struct.
(ld_plugin_get_section_count): New typedef.
(ld_plugin_get_section_type): New typedef.
(ld_plugin_get_section_name): New typedef.
(ld_plugin_get_section_contents): New typedef.
(ld_plugin_update_section_order): New typedef.
(ld_plugin_allow_section_ordering): New typedef.
(LDPT_GET_SECTION_COUNT): New enum value.
(LDPT_GET_SECTION_TYPE): New enum value.
(LDPT_GET_SECTION_NAME): New enum value.
(LDPT_GET_SECTION_CONTENTS): New enum value.
(LDPT_UPDATE_SECTION_ORDER): New enum value.
(LDPT_ALLOW_SECTION_ORDERING): New enum value.
(tv_get_section_count): New struct members.
(tv_get_section_type): New struct members.
(tv_get_section_name): New struct members.
(tv_get_section_contents): New struct members.
(tv_update_section_order): New struct members.
(tv_allow_section_ordering): New struct members.
2011-07-15 Alan Modra <amodra@gmail.com>
* bfdlink.h (struct bfd_link_info): Use ENUM_BITFIELD for strip,

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@ -1,7 +1,7 @@
/* Function declarations for libiberty.
Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
Note - certain prototypes declared in this header file are for
functions whoes implementation copyright does not belong to the
@ -637,6 +637,9 @@ extern int strverscmp (const char *, const char *);
/* Set the title of a process */
extern void setproctitle (const char *name, ...);
/* Increase stack limit if possible. */
extern void stack_limit_increase (unsigned long);
#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0]))
/* Drastically simplified alloca configurator. If we're using GCC,

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@ -1,3 +1,15 @@
2011-07-22 Jakub Jelinek <jakub@redhat.com>
PR c++/49756
* stack-limit.c: New file.
* Makefile.in: Regenerate deps.
(CFILES): Add stack-limit.c.
(REQUIRED_OFILES): Add ./stack-limit.$(objext).
* configure.ac (checkfuncs): Add getrlimit and setrlimit.
(AC_CHECK_FUNCS): Likewise.
* configure: Regenerated.
* config.in: Regenerated.
2011-07-04 Jason Merrill <jason@redhat.com>
* cp-demangle.c (d_expression): Handle 'this'.

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@ -2,7 +2,7 @@
# Originally written by K. Richard Pixley <rich@cygnus.com>.
#
# Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
# 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
# 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
# Free Software Foundation
#
# This file is part of the libiberty library.
@ -148,10 +148,10 @@ CFILES = alloca.c argv.c asprintf.c atexit.c \
simple-object.c simple-object-coff.c simple-object-elf.c \
simple-object-mach-o.c \
snprintf.c sort.c \
spaces.c splay-tree.c stpcpy.c stpncpy.c strcasecmp.c \
strchr.c strdup.c strerror.c strncasecmp.c strncmp.c \
strrchr.c strsignal.c strstr.c strtod.c strtol.c strtoul.c \
strndup.c strverscmp.c \
spaces.c splay-tree.c stack-limit.c stpcpy.c stpncpy.c \
strcasecmp.c strchr.c strdup.c strerror.c strncasecmp.c \
strncmp.c strrchr.c strsignal.c strstr.c strtod.c strtol.c \
strtoul.c strndup.c strverscmp.c \
tmpnam.c \
unlink-if-ordinary.c \
vasprintf.c vfork.c vfprintf.c vprintf.c vsnprintf.c vsprintf.c \
@ -183,7 +183,8 @@ REQUIRED_OFILES = \
./simple-object.$(objext) ./simple-object-coff.$(objext) \
./simple-object-elf.$(objext) ./simple-object-mach-o.$(objext) \
./sort.$(objext) ./spaces.$(objext) \
./splay-tree.$(objext) ./strerror.$(objext) \
./splay-tree.$(objext) ./stack-limit.$(objext) \
./strerror.$(objext) \
./strsignal.$(objext) ./unlink-if-ordinary.$(objext) \
./xatexit.$(objext) ./xexit.$(objext) ./xmalloc.$(objext) \
./xmemdup.$(objext) ./xstrdup.$(objext) ./xstrerror.$(objext) \
@ -1033,6 +1034,12 @@ $(CONFIGURED_OFILES): stamp-picdir
else true; fi
$(COMPILE.c) $(srcdir)/splay-tree.c $(OUTPUT_OPTION)
./stack-limit.$(objext): $(srcdir)/stack-limit.c config.h
if [ x"$(PICFLAG)" != x ]; then \
$(COMPILE.c) $(PICFLAG) $(srcdir)/stack-limit.c -o pic/$@; \
else true; fi
$(COMPILE.c) $(srcdir)/stack-limit.c $(OUTPUT_OPTION)
./stpcpy.$(objext): $(srcdir)/stpcpy.c $(INCDIR)/ansidecl.h
if [ x"$(PICFLAG)" != x ]; then \
$(COMPILE.c) $(PICFLAG) $(srcdir)/stpcpy.c -o pic/$@; \

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@ -109,6 +109,9 @@
/* Define to 1 if you have the `getpagesize' function. */
#undef HAVE_GETPAGESIZE
/* Define to 1 if you have the `getrlimit' function. */
#undef HAVE_GETRLIMIT
/* Define to 1 if you have the `getrusage' function. */
#undef HAVE_GETRUSAGE
@ -205,6 +208,9 @@
/* Define to 1 if you have the `setproctitle' function. */
#undef HAVE_SETPROCTITLE
/* Define to 1 if you have the `setrlimit' function. */
#undef HAVE_SETRLIMIT
/* Define to 1 if you have the `sigsetmask' function. */
#undef HAVE_SIGSETMASK

12
libiberty/configure vendored
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@ -5293,10 +5293,10 @@ funcs="$funcs setproctitle"
vars="sys_errlist sys_nerr sys_siglist"
checkfuncs="__fsetlocking canonicalize_file_name dup3 getrusage getsysinfo \
gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic realpath \
sbrk spawnve spawnvpe strerror strsignal sysconf sysctl sysmp table \
times wait3 wait4"
checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \
getsysinfo gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic \
realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \
sysmp table times wait3 wait4"
# These are neither executed nor required, but they help keep
# autoheader happy without adding a bunch of text to acconfig.h.
@ -5306,13 +5306,13 @@ if test "x" = "y"; then
calloc canonicalize_file_name clock \
dup3 \
ffs __fsetlocking \
getcwd getpagesize getrusage getsysinfo gettimeofday \
getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \
index insque \
memchr memcmp memcpy memmem memmove memset mkstemps \
on_exit \
psignal pstat_getdynamic pstat_getstatic putenv \
random realpath rename rindex \
sbrk setenv setproctitle sigsetmask snprintf spawnve spawnvpe \
sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
stpcpy stpncpy strcasecmp strchr strdup \
strerror strncasecmp strndup strrchr strsignal strstr strtod strtol \
strtoul strverscmp sysconf sysctl sysmp \

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@ -358,10 +358,10 @@ funcs="$funcs setproctitle"
vars="sys_errlist sys_nerr sys_siglist"
checkfuncs="__fsetlocking canonicalize_file_name dup3 getrusage getsysinfo \
gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic realpath \
sbrk spawnve spawnvpe strerror strsignal sysconf sysctl sysmp table \
times wait3 wait4"
checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \
getsysinfo gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic \
realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \
sysmp table times wait3 wait4"
# These are neither executed nor required, but they help keep
# autoheader happy without adding a bunch of text to acconfig.h.
@ -371,13 +371,13 @@ if test "x" = "y"; then
calloc canonicalize_file_name clock \
dup3 \
ffs __fsetlocking \
getcwd getpagesize getrusage getsysinfo gettimeofday \
getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \
index insque \
memchr memcmp memcpy memmem memmove memset mkstemps \
on_exit \
psignal pstat_getdynamic pstat_getstatic putenv \
random realpath rename rindex \
sbrk setenv setproctitle sigsetmask snprintf spawnve spawnvpe \
sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
stpcpy stpncpy strcasecmp strchr strdup \
strerror strncasecmp strndup strrchr strsignal strstr strtod strtol \
strtoul strverscmp sysconf sysctl sysmp \

59
libiberty/stack-limit.c Normal file
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@ -0,0 +1,59 @@
/* Increase stack size limit if possible.
Copyright (C) 2011 Free Software Foundation, Inc.
This file is part of the libiberty library. This library 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.
This library 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 GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 51 Franklin Street - Fifth Floor,
Boston, MA 02110-1301, USA.
As a special exception, if you link this library with files
compiled with a GNU compiler to produce an executable, this does not cause
the resulting executable to be covered by the GNU General Public License.
This exception does not however invalidate any other reasons why
the executable file might be covered by the GNU General Public License. */
/*
@deftypefn Extension void stack_limit_increase (unsigned long @var{pref})
Attempt to increase stack size limit to @var{pref} bytes if possible.
@end deftypefn
*/
#include "config.h"
#ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
#endif
void
stack_limit_increase (unsigned long pref)
{
#if defined(HAVE_SETRLIMIT) && defined(HAVE_GETRLIMIT) \
&& defined(RLIMIT_STACK) && defined(RLIM_INFINITY)
struct rlimit rlim;
if (getrlimit (RLIMIT_STACK, &rlim) == 0
&& rlim.rlim_cur != RLIM_INFINITY
&& rlim.rlim_cur < pref
&& (rlim.rlim_max == RLIM_INFINITY || rlim.rlim_cur < rlim.rlim_max))
{
rlim.rlim_cur = pref;
if (rlim.rlim_max != RLIM_INFINITY && rlim.rlim_cur > rlim.rlim_max)
rlim.rlim_cur = rlim.rlim_max;
setrlimit (RLIMIT_STACK, &rlim);
}
#endif
}