netcat: moved to github
[openwrt.org/packages.git] / libs / 001-elfutils-portability.patch
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--- elfutils/backends/ChangeLog
+++ elfutils/backends/ChangeLog
@@ -135,6 +135,10 @@
        * ppc_attrs.c (ppc_check_object_attribute): Handle tag
        GNU_Power_ABI_Struct_Return.
 
+2009-01-23  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (libebl_%.so): Use $(LD_AS_NEEDED).
+
 2008-10-04  Ulrich Drepper  <drepper@redhat.com>
 
        * i386_reloc.def: Fix entries for TLS_GOTDESC, TLS_DESC_CALL, and
@@ -462,6 +466,11 @@
        * sparc_init.c: Likewise.
        * x86_64_init.c: Likewise.
 
+2005-11-22  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (LD_AS_NEEDED): New variable, substituted by configure.
+       (libebl_%.so rule): Use it in place of -Wl,--as-needed.
+
 2005-11-19  Roland McGrath  <roland@redhat.com>
 
        * ppc64_reloc.def: REL30 -> ADDR30.
@@ -484,6 +493,9 @@
        * Makefile.am (uninstall): Don't try to remove $(pkgincludedir).
        (CLEANFILES): Add libebl_$(m).so.
 
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
        * ppc_reloc.def: Update bits per Alan Modra <amodra@bigpond.net.au>.
        * ppc64_reloc.def: Likewise.
 
--- elfutils/backends/Makefile.am
+++ elfutils/backends/Makefile.am
@@ -111,7 +111,7 @@ libebl_%.so libebl_%.map: libebl_%_pic.a
        $(LINK) -shared -o $(@:.map=.so) \
                -Wl,--whole-archive $< $(cpu_$*) -Wl,--no-whole-archive \
                -Wl,--version-script,$(@:.so=.map) \
-               -Wl,-z,defs -Wl,--as-needed $(libelf) $(libdw) $(libmudflap)
+               -Wl,-z,defs $(LD_AS_NEEDED) $(libelf) $(libdw) $(libmudflap)
        $(textrel_check)
 
 libebl_i386.so: $(cpu_i386)
--- elfutils/backends/Makefile.in
+++ elfutils/backends/Makefile.in
@@ -38,7 +38,8 @@ build_triplet = @build@
 host_triplet = @host@
 DIST_COMMON = $(noinst_HEADERS) $(srcdir)/Makefile.am \
        $(srcdir)/Makefile.in $(top_srcdir)/config/eu.am ChangeLog
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
 subdir = backends
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/nls.m4 $(top_srcdir)/m4/po.m4 \
@@ -172,6 +173,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -201,6 +203,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = @VERSION@
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -263,10 +266,9 @@ INCLUDES = -I. -I$(srcdir) -I$(top_srcdi
        -I$(top_srcdir)/libebl -I$(top_srcdir)/libasm \
        -I$(top_srcdir)/libelf -I$(top_srcdir)/libdw
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1)
+       $(am__append_1) $(am__append_2)
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
@@ -725,7 +727,7 @@ libebl_%.so libebl_%.map: libebl_%_pic.a
        $(LINK) -shared -o $(@:.map=.so) \
                -Wl,--whole-archive $< $(cpu_$*) -Wl,--no-whole-archive \
                -Wl,--version-script,$(@:.so=.map) \
-               -Wl,-z,defs -Wl,--as-needed $(libelf) $(libdw) $(libmudflap)
+               -Wl,-z,defs $(LD_AS_NEEDED) $(libelf) $(libdw) $(libmudflap)
        $(textrel_check)
 
 libebl_i386.so: $(cpu_i386)
--- elfutils/ChangeLog
+++ elfutils/ChangeLog
@@ -16,6 +16,8 @@
 
 2012-01-24  Mark Wielaard  <mjw@redhat.com>
 
+       * configure.ac: Wrap AC_COMPILE_IFELSE sources in AC_LANG_SOURCE.
+
        * COPYING: Fix address. Updated version from gnulib.
 
 2012-01-23  Mark Wielaard  <mjw@redhat.com>
@@ -34,6 +36,9 @@
 
 2011-10-08  Mike Frysinger  <vapier@gentoo.org>
 
+       * configure.ac (--disable-werror): Handle it, controlling BUILD_WERROR
+       automake option.
+
        * configure.ac: Fix use of AC_ARG_ENABLE to handle $enableval correctly.
 
 2011-10-02  Ulrich Drepper  <drepper@gmail.com>
@@ -55,6 +60,10 @@
 
        * configure.ac (LOCALEDIR, DATADIRNAME): Removed.
 
+2009-11-22  Roland McGrath  <roland@redhat.com>
+
+       * configure.ac: Use sed and expr instead of modern bash extensions.
+
 2009-09-21  Ulrich Drepper  <drepper@redhat.com>
 
        * configure.ac: Update for more modern autoconf.
@@ -63,6 +72,10 @@
 
        * configure.ac (zip_LIBS): Check for liblzma too.
 
+2009-08-17  Roland McGrath  <roland@redhat.com>
+
+       * configure.ac: Check for -fgnu89-inline; add it to WEXTRA if it works.
+
 2009-04-19  Roland McGrath  <roland@redhat.com>
 
        * configure.ac (eu_version): Round down here, not in version.h macros.
@@ -74,6 +87,8 @@
 
 2009-01-23  Roland McGrath  <roland@redhat.com>
 
+       * configure.ac: Check for __builtin_popcount.
+
        * configure.ac (zlib check): Check for gzdirect, need zlib >= 1.2.2.3.
 
        * configure.ac (__thread check): Use AC_LINK_IFELSE, in case of
@@ -154,6 +169,10 @@
        * configure.ac: Add dummy automake conditional to get dependencies
        for non-generic linker right.  See src/Makefile.am.
 
+2005-11-22  Roland McGrath  <roland@redhat.com>
+
+       * configure.ac: Check for --as-needed linker option.
+
 2005-11-18  Roland McGrath  <roland@redhat.com>
 
        * Makefile.am (DISTCHECK_CONFIGURE_FLAGS): New variable.
@@ -201,6 +220,17 @@
        * Makefile.am (all_SUBDIRS): Add libdwfl.
        * configure.ac: Write libdwfl/Makefile.
 
+2005-05-31  Roland McGrath  <roland@redhat.com>
+
+       * configure.ac (WEXTRA): Check for -Wextra and set this substitution.
+
+       * configure.ac: Check for struct stat st_?tim members.
+       * src/strip.c (process_file): Use st_?time if st_?tim are not there.
+
+       * configure.ac: Check for futimes function.
+       * src/strip.c (handle_elf) [! HAVE_FUTIMES]: Use utimes instead.
+       (handle_ar) [! HAVE_FUTIMES]: Likewise.
+
 2005-05-19  Roland McGrath  <roland@redhat.com>
 
        * configure.ac [AH_BOTTOM] (INTDECL, _INTDECL): New macros.
--- elfutils/config/ChangeLog
+++ elfutils/config/ChangeLog
@@ -19,6 +19,10 @@
 
        * known-dwarf.awk: Use gawk.
 
+2011-10-08  Mike Frysinger  <vapier@gentoo.org>
+
+       * eu.am [BUILD_WERROR]: Conditionalize -Werror use on this.
+
 2010-07-02  Ulrich Drepper  <drepper@redhat.com>
 
        * elfutils.spec.in: Add more BuildRequires.
--- elfutils/config/eu.am
+++ elfutils/config/eu.am
@@ -1,6 +1,6 @@
 ## Common automake fragments for elfutils subdirectory makefiles.
 ##
-## Copyright (C) 2010 Red Hat, Inc.
+## Copyright (C) 2010-2011 Red Hat, Inc.
 ##
 ## This file is part of elfutils.
 ##
@@ -29,14 +29,20 @@
 ## not, see <http://www.gnu.org/licenses/>.
 ##
 
+WEXTRA = @WEXTRA@
+LD_AS_NEEDED = @LD_AS_NEEDED@
+
 DEFS = -D_GNU_SOURCE -DHAVE_CONFIG_H -DLOCALEDIR='"${localedir}"'
 INCLUDES = -I. -I$(srcdir) -I$(top_srcdir)/lib -I..
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow \
-           $(if $($(*F)_no_Werror),,-Werror) \
-           $(if $($(*F)_no_Wunused),,-Wunused -Wextra) \
+           $(if $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) \
            $(if $($(*F)_no_Wformat),-Wno-format,-Wformat=2) \
            $($(*F)_CFLAGS)
 
+if BUILD_WERROR
+AM_CFLAGS += $(if $($(*F)_no_Werror),,-Werror)
+endif
+
 if MUDFLAP
 AM_CFLAGS += -fmudflap
 libmudflap = -lmudflap
--- elfutils/config/Makefile.in
+++ elfutils/config/Makefile.in
@@ -76,6 +76,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -105,6 +106,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = @VERSION@
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
--- elfutils/config.h.in
+++ elfutils/config.h.in
@@ -6,6 +6,9 @@
 /* Defined if libdw should support GNU ref_alt FORM, dwz multi files. */
 #undef ENABLE_DWZ
 
+/* Have __builtin_popcount. */
+#undef HAVE_BUILTIN_POPCOUNT
+
 /* $libdir subdirectory containing libebl modules. */
 #undef LIBEBL_SUBDIR
 
@@ -64,4 +67,7 @@
 /* Define for large files, on AIX-style hosts. */
 #undef _LARGE_FILES
 
+/* Stubbed out if missing compiler support. */
+#undef __thread
+
 #include <eu-config.h>
--- elfutils/configure
+++ elfutils/configure
@@ -598,6 +598,8 @@ ZLIB_TRUE
 LIBEBL_SUBDIR
 TESTS_RPATH_FALSE
 TESTS_RPATH_TRUE
+BUILD_WERROR_FALSE
+BUILD_WERROR_TRUE
 BUILD_STATIC_FALSE
 BUILD_STATIC_TRUE
 GCOV_FALSE
@@ -612,6 +614,8 @@ NEVER_TRUE
 base_cpu
 NATIVE_LD_FALSE
 NATIVE_LD_TRUE
+LD_AS_NEEDED
+WEXTRA
 LEXLIB
 LEX_OUTPUT_ROOT
 LEX
@@ -726,6 +730,7 @@ enable_mudflap
 enable_debugpred
 enable_gprof
 enable_gcov
+enable_werror
 enable_tests_rpath
 enable_libebl_subdir
 with_zlib
@@ -1379,6 +1384,7 @@ Optional Features:
                           prediction
   --enable-gprof          build binaries with gprof support
   --enable-gcov           build binaries with gcov support
+  --disable-werror        do not build with -Werror
   --enable-tests-rpath    build $ORIGIN-using rpath into tests
   --enable-libebl-subdir=DIR
                           install libebl_CPU modules in $(libdir)/DIR
@@ -3920,6 +3926,130 @@ if test "x$ac_cv_c99" != xyes; then :
   as_fn_error $? "gcc with C99 support required" "$LINENO" 5
 fi
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -Wextra option to $CC" >&5
+$as_echo_n "checking for -Wextra option to $CC... " >&6; }
+if ${ac_cv_cc_wextra+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  old_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Wextra"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+void foo (void) { }
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_cc_wextra=yes
+else
+  ac_cv_cc_wextra=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+CFLAGS="$old_CFLAGS"
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cc_wextra" >&5
+$as_echo "$ac_cv_cc_wextra" >&6; }
+
+if test "x$ac_cv_cc_wextra" = xyes; then :
+  WEXTRA=-Wextra
+else
+  WEXTRA=-W
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fgnu89-inline option to $CC" >&5
+$as_echo_n "checking for -fgnu89-inline option to $CC... " >&6; }
+if ${ac_cv_cc_gnu89_inline+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  old_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -fgnu89-inline -Werror"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+void foo (void)
+{
+  inline void bar (void) {}
+  bar ();
+}
+extern inline void baz (void) {}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_cc_gnu89_inline=yes
+else
+  ac_cv_cc_gnu89_inline=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+CFLAGS="$old_CFLAGS"
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cc_gnu89_inline" >&5
+$as_echo "$ac_cv_cc_gnu89_inline" >&6; }
+if test "x$ac_cv_cc_gnu89_inline" = xyes; then :
+  WEXTRA="${WEXTRA:+$WEXTRA }-fgnu89-inline"
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --as-needed linker option" >&5
+$as_echo_n "checking for --as-needed linker option... " >&6; }
+if ${ac_cv_as_needed+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat > conftest.c <<EOF
+int main (void) { return 0; }
+EOF
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+                           -fPIC -shared -o conftest.so conftest.c
+                           -Wl,--as-needed 1>&5'
+  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }
+then
+  ac_cv_as_needed=yes
+else
+  ac_cv_as_needed=no
+fi
+rm -f conftest*
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_as_needed" >&5
+$as_echo "$ac_cv_as_needed" >&6; }
+if test "x$ac_cv_as_needed" = xyes; then :
+  LD_AS_NEEDED=-Wl,--as-needed
+else
+  LD_AS_NEEDED=
+fi
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_popcount" >&5
+$as_echo_n "checking for __builtin_popcount... " >&6; }
+if ${ac_cv_popcount+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+exit (__builtin_popcount (127));
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_popcount=yes
+else
+  ac_cv_popcount=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_popcount" >&5
+$as_echo "$ac_cv_popcount" >&6; }
+if test "x$ac_cv_popcount" = xyes; then :
+
+$as_echo "#define HAVE_BUILTIN_POPCOUNT 1" >>confdefs.h
+
+fi
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __thread support" >&5
 $as_echo_n "checking for __thread support... " >&6; }
 if ${ac_cv_tls+:} false; then :
@@ -3956,7 +4086,13 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_tls" >&5
 $as_echo "$ac_cv_tls" >&6; }
 if test "x$ac_cv_tls" != xyes; then :
-  as_fn_error $? "__thread support required" "$LINENO" 5
+  if test "$use_locks" = yes; then :
+  as_fn_error $? "--enable-thread-safety requires __thread support" "$LINENO" 5
+else
+
+$as_echo "#define __thread /* empty: no multi-thread support */" >>confdefs.h
+
+fi
 fi
 
 # Check whether --enable-largefile was given.
@@ -4305,6 +4441,22 @@ else
 fi
 
 
+# Check whether --enable-werror was given.
+if test "${enable_werror+set}" = set; then :
+  enableval=$enable_werror; enable_werror=$enableval
+else
+  enable_werror=yes
+fi
+
+ if test "$enable_werror" = yes; then
+  BUILD_WERROR_TRUE=
+  BUILD_WERROR_FALSE='#'
+else
+  BUILD_WERROR_TRUE='#'
+  BUILD_WERROR_FALSE=
+fi
+
+
 # Check whether --enable-tests-rpath was given.
 if test "${enable_tests_rpath+set}" = set; then :
   enableval=$enable_tests_rpath; tests_use_rpath=$enableval
@@ -5025,7 +5177,7 @@ case "$eu_version" in
 esac
 
 # Round up to the next release API (x.y) version.
-eu_version=$(( (eu_version + 999) / 1000 ))
+eu_version=`expr \( $eu_version + 999 \) / 1000`
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -5188,6 +5340,10 @@ if test -z "${BUILD_STATIC_TRUE}" && tes
   as_fn_error $? "conditional \"BUILD_STATIC\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${BUILD_WERROR_TRUE}" && test -z "${BUILD_WERROR_FALSE}"; then
+  as_fn_error $? "conditional \"BUILD_WERROR\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 if test -z "${TESTS_RPATH_TRUE}" && test -z "${TESTS_RPATH_FALSE}"; then
   as_fn_error $? "conditional \"TESTS_RPATH\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
--- elfutils/configure.ac
+++ elfutils/configure.ac
@@ -90,6 +90,54 @@ CFLAGS="$old_CFLAGS"])
 AS_IF([test "x$ac_cv_c99" != xyes],
       AC_MSG_ERROR([gcc with C99 support required]))
 
+AC_CACHE_CHECK([for -Wextra option to $CC], ac_cv_cc_wextra, [dnl
+old_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Wextra"
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([void foo (void) { }])],
+                 ac_cv_cc_wextra=yes, ac_cv_cc_wextra=no)
+CFLAGS="$old_CFLAGS"])
+AC_SUBST(WEXTRA)
+AS_IF([test "x$ac_cv_cc_wextra" = xyes], [WEXTRA=-Wextra], [WEXTRA=-W])
+
+AC_CACHE_CHECK([for -fgnu89-inline option to $CC], ac_cv_cc_gnu89_inline, [dnl
+old_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -fgnu89-inline -Werror"
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([
+void foo (void)
+{
+  inline void bar (void) {}
+  bar ();
+}
+extern inline void baz (void) {}
+])], ac_cv_cc_gnu89_inline=yes, ac_cv_cc_gnu89_inline=no)
+CFLAGS="$old_CFLAGS"])
+AS_IF([test "x$ac_cv_cc_gnu89_inline" = xyes],
+      [WEXTRA="${WEXTRA:+$WEXTRA }-fgnu89-inline"])
+
+AC_CACHE_CHECK([for --as-needed linker option],
+              ac_cv_as_needed, [dnl
+cat > conftest.c <<EOF
+int main (void) { return 0; }
+EOF
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+                           -fPIC -shared -o conftest.so conftest.c
+                           -Wl,--as-needed 1>&AS_MESSAGE_LOG_FD])
+then
+  ac_cv_as_needed=yes
+else
+  ac_cv_as_needed=no
+fi
+rm -f conftest*])
+AS_IF([test "x$ac_cv_as_needed" = xyes],
+      [LD_AS_NEEDED=-Wl,--as-needed], [LD_AS_NEEDED=])
+AC_SUBST(LD_AS_NEEDED)
+
+AC_CACHE_CHECK([for __builtin_popcount], ac_cv_popcount, [dnl
+AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[exit (__builtin_popcount (127));]])],
+              ac_cv_popcount=yes, ac_cv_popcount=no)])
+AS_IF([test "x$ac_cv_popcount" = xyes],
+      [AC_DEFINE([HAVE_BUILTIN_POPCOUNT], [1], [Have __builtin_popcount.])])
+
 AC_CACHE_CHECK([for __thread support], ac_cv_tls, [dnl
 # Use the same flags that we use for our DSOs, so the test is representative.
 # Some old compiler/linker/libc combinations fail some ways and not others.
@@ -105,7 +153,10 @@ static __thread int a; int foo (int b) {
 CFLAGS="$save_CFLAGS"
 LDFLAGS="$save_LDFLAGS"])
 AS_IF([test "x$ac_cv_tls" != xyes],
-      AC_MSG_ERROR([__thread support required]))
+      [AS_IF([test "$use_locks" = yes],
+            [AC_MSG_ERROR([--enable-thread-safety requires __thread support])],
+            [AC_DEFINE([__thread], [/* empty: no multi-thread support */],
+                       [Stubbed out if missing compiler support.])])])
 
 dnl This test must come as early as possible after the compiler configuration
 dnl tests, because the choice of the file model can (in principle) affect
@@ -193,6 +244,11 @@ AM_CONDITIONAL(GCOV, test "$use_gcov" =
 AM_CONDITIONAL(BUILD_STATIC, [dnl
 test "$use_mudflap" = yes -o "$use_gprof" = yes -o "$use_gcov" = yes])
 
+AC_ARG_ENABLE([werror],
+AS_HELP_STRING([--disable-werror],[do not build with -Werror]),
+              [enable_werror=$enableval], [enable_werror=yes])
+AM_CONDITIONAL(BUILD_WERROR, test "$enable_werror" = yes)
+
 AC_ARG_ENABLE([tests-rpath],
 AS_HELP_STRING([--enable-tests-rpath],[build $ORIGIN-using rpath into tests]),
               [tests_use_rpath=$enableval], [tests_use_rpath=no])
@@ -304,6 +360,6 @@ case "$eu_version" in
 esac
 
 # Round up to the next release API (x.y) version.
-eu_version=$(( (eu_version + 999) / 1000 ))
+eu_version=`expr \( $eu_version + 999 \) / 1000`
 
 AC_OUTPUT
--- elfutils/lib/ChangeLog
+++ elfutils/lib/ChangeLog
@@ -35,6 +35,9 @@
 
 2009-01-23  Roland McGrath  <roland@redhat.com>
 
+       * eu-config.h [! HAVE_BUILTIN_POPCOUNT]
+       (__builtin_popcount): New inline function.
+
        * eu-config.h: Add multiple inclusion protection.
 
 2009-01-17  Ulrich Drepper  <drepper@redhat.com>
@@ -91,6 +94,11 @@
        * Makefile.am (libeu_a_SOURCES): Add it.
        * system.h: Declare crc32_file.
 
+2005-02-07  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
 2005-04-30  Ulrich Drepper  <drepper@redhat.com>
 
        * Makefile.am: Use -ffunction-sections for xmalloc.c.
--- elfutils/lib/eu-config.h
+++ elfutils/lib/eu-config.h
@@ -162,6 +162,17 @@ asm (".section predict_data, \"aw\"; .pr
 /* This macro is used by the tests conditionalize for standalone building.  */
 #define ELFUTILS_HEADER(name) <lib##name.h>
 
+#ifndef HAVE_BUILTIN_POPCOUNT
+# define __builtin_popcount hakmem_popcount
+static inline unsigned int __attribute__ ((unused))
+hakmem_popcount (unsigned int x)
+{
+  /* HAKMEM 169 */
+  unsigned int n = x - ((x >> 1) & 033333333333) - ((x >> 2) & 011111111111);
+  return ((n + (n >> 3)) & 030707070707) % 63;
+}
+#endif /* HAVE_BUILTIN_POPCOUNT */
+
 
 #ifdef SHARED
 # define OLD_VERSION(name, version) \
--- elfutils/lib/Makefile.in
+++ elfutils/lib/Makefile.in
@@ -37,7 +37,8 @@ build_triplet = @build@
 host_triplet = @host@
 DIST_COMMON = $(noinst_HEADERS) $(srcdir)/Makefile.am \
        $(srcdir)/Makefile.in $(top_srcdir)/config/eu.am ChangeLog
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
 subdir = lib
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/nls.m4 $(top_srcdir)/m4/po.m4 \
@@ -100,6 +101,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -129,6 +131,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = @VERSION@
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -190,10 +193,9 @@ zip_LIBS = @zip_LIBS@
 INCLUDES = -I. -I$(srcdir) -I$(top_srcdir)/lib -I.. \
        -I$(srcdir)/../libelf
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1) -fpic
+       $(am__append_1) $(am__append_2) -fpic
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
--- elfutils/libasm/ChangeLog
+++ elfutils/libasm/ChangeLog
@@ -71,6 +71,11 @@
        * asm_error.c: Add new error ASM_E_IOERROR.
        * libasmP.h: Add ASM_E_IOERROR definition.
 
+2005-05-31  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
 2005-02-15  Ulrich Drepper  <drepper@redhat.com>
 
        * Makefile.am (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
--- elfutils/libasm/Makefile.in
+++ elfutils/libasm/Makefile.in
@@ -39,10 +39,11 @@ host_triplet = @host@
 DIST_COMMON = $(noinst_HEADERS) $(pkginclude_HEADERS) \
        $(srcdir)/Makefile.am $(srcdir)/Makefile.in \
        $(top_srcdir)/config/eu.am ChangeLog
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
 @MUDFLAP_FALSE@noinst_PROGRAMS = $(am__EXEEXT_1)
 @MUDFLAP_TRUE@am_libasm_pic_a_OBJECTS =
-@MUDFLAP_FALSE@@USE_LOCKS_TRUE@am__append_2 = -lpthread
+@MUDFLAP_FALSE@@USE_LOCKS_TRUE@am__append_3 = -lpthread
 subdir = libasm
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/nls.m4 $(top_srcdir)/m4/po.m4 \
@@ -153,6 +154,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -182,6 +184,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = 1
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -244,10 +247,9 @@ INCLUDES = -I. -I$(srcdir) -I$(top_srcdi
        -I$(top_srcdir)/libelf -I$(top_srcdir)/libebl \
        -I$(top_srcdir)/libdw
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1)
+       $(am__append_1) $(am__append_2)
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
@@ -276,7 +278,7 @@ libasm_a_SOURCES = asm_begin.c asm_abort
 
 @MUDFLAP_FALSE@libasm_pic_a_SOURCES = 
 @MUDFLAP_FALSE@am_libasm_pic_a_OBJECTS = $(libasm_a_SOURCES:.c=.os)
-@MUDFLAP_FALSE@libasm_so_LDLIBS = $(am__append_2)
+@MUDFLAP_FALSE@libasm_so_LDLIBS = $(am__append_3)
 @MUDFLAP_FALSE@libasm_so_SOURCES = 
 noinst_HEADERS = libasmP.h symbolhash.h
 EXTRA_DIST = libasm.map
--- elfutils/libcpu/ChangeLog
+++ elfutils/libcpu/ChangeLog
@@ -38,6 +38,9 @@
 
 2009-01-23  Roland McGrath  <roland@redhat.com>
 
+       * i386_disasm.c (i386_disasm): Add abort after assert-constant for old
+       compilers that don't realize it's noreturn.
+
        * Makefile.am (i386_parse_CFLAGS): Use quotes around command
        substitution that can produce leading whitespace.
 
@@ -367,6 +370,11 @@
        * defs/i386.doc: New file.
        * defs/x86_64: New file.
 
+2005-04-04  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it instead of -Wextra.
+
 2005-02-15  Ulrich Drepper  <drepper@redhat.com>
 
        * Makefile (AM_CFLAGS): Add -Wunused -Wextra -Wformat=2.
--- elfutils/libcpu/i386_disasm.c
+++ elfutils/libcpu/i386_disasm.c
@@ -822,6 +822,7 @@ i386_disasm (const uint8_t **startp, con
 
                        default:
                          assert (! "INVALID not handled");
+                         abort ();
                        }
                    }
                  else
--- elfutils/libcpu/Makefile.in
+++ elfutils/libcpu/Makefile.in
@@ -39,7 +39,8 @@ host_triplet = @host@
 DIST_COMMON = $(am__noinst_HEADERS_DIST) $(srcdir)/Makefile.am \
        $(srcdir)/Makefile.in $(top_srcdir)/config/eu.am ChangeLog \
        i386_lex.c i386_parse.c
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
 @MAINTAINER_MODE_TRUE@noinst_PROGRAMS = i386_gendis$(EXEEXT)
 subdir = libcpu
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@@ -117,6 +118,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = lex.$(<F:lex.l=)
@@ -146,6 +148,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = @VERSION@
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -208,10 +211,9 @@ INCLUDES = -I. -I$(srcdir) -I$(top_srcdi
        -I$(srcdir)/../libelf -I$(srcdir)/../libebl \
        -I$(srcdir)/../libdw -I$(srcdir)/../libasm
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1) -fpic -fdollars-in-identifiers
+       $(am__append_1) $(am__append_2) -fpic -fdollars-in-identifiers
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
--- elfutils/libdw/ChangeLog
+++ elfutils/libdw/ChangeLog
@@ -82,6 +82,10 @@
 
        * Makefile.am (known-dwarf.h): Run gawk on config/known-dwarf.awk.
 
+2011-07-20  Mark Wielaard  <mjw@redhat.com>
+
+       * dwarf_begin_elf.c: Add fallback for be64toh if not defined.
+
 2011-07-14  Mark Wielaard  <mjw@redhat.com>
 
        * libdw.h (dwarf_offdie): Fix documentation to mention .debug_info.
@@ -441,6 +445,10 @@
 
        * dwarf_hasattr_integrate.c: Integrate DW_AT_specification too.
 
+2009-08-17  Roland McGrath  <roland@redhat.com>
+
+       * libdw.h: Disable extern inlines for GCC 4.2.
+
 2009-08-10  Roland McGrath  <roland@redhat.com>
 
        * dwarf_getscopevar.c: Use dwarf_diename.
@@ -1209,6 +1217,11 @@
 
 2005-05-31  Roland McGrath  <roland@redhat.com>
 
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
+2005-05-31  Roland McGrath  <roland@redhat.com>
+
        * dwarf_formref_die.c (dwarf_formref_die): Add CU header offset to
        formref offset.
 
--- elfutils/libdw/dwarf_begin_elf.c
+++ elfutils/libdw/dwarf_begin_elf.c
@@ -48,6 +48,14 @@
 #if USE_ZLIB
 # include <endian.h>
 # define crc32         loser_crc32
+# ifndef be64toh
+#  include <byteswap.h>
+#  if __BYTE_ORDER == __LITTLE_ENDIAN
+#   define be64toh(x) bswap_64 (x)
+#  else
+#   define be64toh(x) (x)
+#  endif
+# endif
 # include <zlib.h>
 # undef crc32
 #endif
--- elfutils/libdw/libdw.h
+++ elfutils/libdw/libdw.h
@@ -831,7 +831,7 @@ extern Dwarf_OOM dwarf_new_oom_handler (
 
 
 /* Inline optimizations.  */
-#ifdef __OPTIMIZE__
+#if defined __OPTIMIZE__ && !(__GNUC__ == 4 && __GNUC_MINOR__ == 2)
 /* Return attribute code of given attribute.  */
 __libdw_extern_inline unsigned int
 dwarf_whatattr (Dwarf_Attribute *attr)
--- elfutils/libdw/Makefile.in
+++ elfutils/libdw/Makefile.in
@@ -39,8 +39,9 @@ host_triplet = @host@
 DIST_COMMON = $(include_HEADERS) $(noinst_HEADERS) \
        $(pkginclude_HEADERS) $(srcdir)/Makefile.am \
        $(srcdir)/Makefile.in $(top_srcdir)/config/eu.am ChangeLog
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
-@BUILD_STATIC_TRUE@am__append_2 = -fpic
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
+@BUILD_STATIC_TRUE@am__append_3 = -fpic
 @MUDFLAP_FALSE@noinst_PROGRAMS = $(am__EXEEXT_1)
 @MUDFLAP_TRUE@am_libdw_pic_a_OBJECTS =
 subdir = libdw
@@ -198,6 +199,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -227,6 +229,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = 1
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -288,10 +291,9 @@ zip_LIBS = @zip_LIBS@
 INCLUDES = -I. -I$(srcdir) -I$(top_srcdir)/lib -I.. \
        -I$(srcdir)/../libelf
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1) $(am__append_2)
+       $(am__append_1) $(am__append_2) $(am__append_3)
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
--- elfutils/libdwfl/ChangeLog
+++ elfutils/libdwfl/ChangeLog
@@ -1420,6 +1420,11 @@
 
 2005-07-21  Roland McGrath  <roland@redhat.com>
 
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
+2005-07-21  Roland McGrath  <roland@redhat.com>
+
        * Makefile.am (noinst_HEADERS): Add loc2c.c.
 
        * test2.c (main): Check sscanf result to quiet warning.
--- elfutils/libdwfl/Makefile.in
+++ elfutils/libdwfl/Makefile.in
@@ -38,11 +38,12 @@ host_triplet = @host@
 DIST_COMMON = $(noinst_HEADERS) $(pkginclude_HEADERS) \
        $(srcdir)/Makefile.am $(srcdir)/Makefile.in \
        $(top_srcdir)/config/eu.am ChangeLog
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
-@MUDFLAP_FALSE@am__append_2 = libdwfl_pic.a
-@ZLIB_TRUE@am__append_3 = gzip.c
-@BZLIB_TRUE@am__append_4 = bzip2.c
-@LZMA_TRUE@am__append_5 = lzma.c
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
+@MUDFLAP_FALSE@am__append_3 = libdwfl_pic.a
+@ZLIB_TRUE@am__append_4 = gzip.c
+@BZLIB_TRUE@am__append_5 = bzip2.c
+@LZMA_TRUE@am__append_6 = lzma.c
 @MUDFLAP_TRUE@am_libdwfl_pic_a_OBJECTS =
 subdir = libdwfl
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@@ -188,6 +189,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -217,6 +219,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = 1
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -279,10 +282,9 @@ INCLUDES = -I. -I$(srcdir) -I$(top_srcdi
        -I$(srcdir)/../libelf -I$(srcdir)/../libebl \
        -I$(srcdir)/../libdw
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1)
+       $(am__append_1) $(am__append_2)
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
@@ -290,7 +292,7 @@ COMPILE.os = $(filter-out -fprofile-arcs
 
 CLEANFILES = *.gcno *.gcda $(am_libdwfl_pic_a_OBJECTS)
 textrel_check = if readelf -d $@ | fgrep -q TEXTREL; then exit 1; fi
-noinst_LIBRARIES = libdwfl.a $(am__append_2)
+noinst_LIBRARIES = libdwfl.a $(am__append_3)
 pkginclude_HEADERS = libdwfl.h
 libdwfl_a_SOURCES = dwfl_begin.c dwfl_end.c dwfl_error.c \
        dwfl_version.c dwfl_module.c dwfl_report_elf.c relocate.c \
@@ -311,8 +313,8 @@ libdwfl_a_SOURCES = dwfl_begin.c dwfl_en
        dwfl_module_getsym.c dwfl_module_addrname.c \
        dwfl_module_addrsym.c dwfl_module_return_value_location.c \
        dwfl_module_register_names.c dwfl_segment_report_module.c \
-       link_map.c core-file.c open.c image-header.c $(am__append_3) \
-       $(am__append_4) $(am__append_5)
+       link_map.c core-file.c open.c image-header.c $(am__append_4) \
+       $(am__append_5) $(am__append_6)
 @MUDFLAP_FALSE@libdwfl = $(libdw)
 @MUDFLAP_TRUE@libdwfl = libdwfl.a $(libdw) $(libebl) $(libelf) $(libeu)
 @MUDFLAP_FALSE@libdw = ../libdw/libdw.so
--- elfutils/libebl/ChangeLog
+++ elfutils/libebl/ChangeLog
@@ -658,6 +658,11 @@
        * Makefile.am (libebl_*_so_SOURCES): Set to $(*_SRCS) so dependency
        tracking works right.
 
+2005-05-31  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
 2005-05-21  Ulrich Drepper  <drepper@redhat.com>
 
        * libebl_x86_64.map: Add x86_64_core_note.
--- elfutils/libebl/Makefile.in
+++ elfutils/libebl/Makefile.in
@@ -38,7 +38,8 @@ host_triplet = @host@
 DIST_COMMON = $(noinst_HEADERS) $(pkginclude_HEADERS) \
        $(srcdir)/Makefile.am $(srcdir)/Makefile.in \
        $(top_srcdir)/config/eu.am ChangeLog
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
 subdir = libebl
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/nls.m4 $(top_srcdir)/m4/po.m4 \
@@ -150,6 +151,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -179,6 +181,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = 1
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -241,10 +244,9 @@ INCLUDES = -I. -I$(srcdir) -I$(top_srcdi
        -I$(srcdir)/../libelf -I$(srcdir)/../libdw \
        -I$(srcdir)/../libasm
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1) -fpic
+       $(am__append_1) $(am__append_2) -fpic
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
--- elfutils/libelf/ChangeLog
+++ elfutils/libelf/ChangeLog
@@ -34,6 +34,11 @@
 
        * elf-knowledge.h (SECTION_STRIP_P): Remove < SHT_NUM check.
 
+2011-03-10  Roland McGrath  <roland@redhat.com>
+
+       * gnuhash_xlate.h (elf_cvt_gnuhash): Avoid post-increment in bswap_32
+       argument, since some implementations are buggy macros.
+
 2011-02-26  Mark Wielaard  <mjw@redhat.com>
 
        * elf_end.c (elf_end): Call rwlock_unlock before rwlock_fini.
@@ -711,6 +716,11 @@
 
        * elf.h: Update from glibc.
 
+2005-05-31  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
 2005-05-08  Roland McGrath  <roland@redhat.com>
 
        * elf_begin.c (read_file) [_MUDFLAP]: Don't use mmap for now.
--- elfutils/libelf/common.h
+++ elfutils/libelf/common.h
@@ -139,7 +139,7 @@ libelf_release_all (Elf *elf)
   (Var) = (sizeof (Var) == 1                                                 \
           ? (unsigned char) (Var)                                            \
           : (sizeof (Var) == 2                                               \
-             ? bswap_16 (Var)                                                \
+             ? (unsigned short int) bswap_16 (Var)                           \
              : (sizeof (Var) == 4                                            \
                 ? bswap_32 (Var)                                             \
                 : bswap_64 (Var))))
@@ -148,7 +148,7 @@ libelf_release_all (Elf *elf)
   (Dst) = (sizeof (Var) == 1                                                 \
           ? (unsigned char) (Var)                                            \
           : (sizeof (Var) == 2                                               \
-             ? bswap_16 (Var)                                                \
+             ? (unsigned short int) bswap_16 (Var)                           \
              : (sizeof (Var) == 4                                            \
                 ? bswap_32 (Var)                                             \
                 : bswap_64 (Var))))
--- elfutils/libelf/gnuhash_xlate.h
+++ elfutils/libelf/gnuhash_xlate.h
@@ -1,5 +1,5 @@
 /* Conversion functions for versioning information.
-   Copyright (C) 2006, 2007 Red Hat, Inc.
+   Copyright (C) 2006-2011 Red Hat, Inc.
    This file is part of elfutils.
    Written by Ulrich Drepper <drepper@redhat.com>, 2006.
 
@@ -68,7 +68,9 @@ elf_cvt_gnuhash (void *dest, const void
   dest32 = (Elf32_Word *) &dest64[bitmask_words];
   while (len >= 4)
     {
-      *dest32++ = bswap_32 (*src32++);
+      *dest32 = bswap_32 (*src32);
+      ++dest32;
+      ++src32;
       len -= 4;
     }
 }
--- elfutils/libelf/Makefile.in
+++ elfutils/libelf/Makefile.in
@@ -39,11 +39,12 @@ host_triplet = @host@
 DIST_COMMON = $(include_HEADERS) $(noinst_HEADERS) \
        $(pkginclude_HEADERS) $(srcdir)/Makefile.am \
        $(srcdir)/Makefile.in $(top_srcdir)/config/eu.am ChangeLog
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
-@BUILD_STATIC_TRUE@am__append_2 = -fpic
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
+@BUILD_STATIC_TRUE@am__append_3 = -fpic
 @MUDFLAP_FALSE@noinst_PROGRAMS = $(am__EXEEXT_1)
 @MUDFLAP_TRUE@am_libelf_pic_a_OBJECTS =
-@MUDFLAP_FALSE@@USE_LOCKS_TRUE@am__append_3 = -lpthread
+@MUDFLAP_FALSE@@USE_LOCKS_TRUE@am__append_4 = -lpthread
 subdir = libelf
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/nls.m4 $(top_srcdir)/m4/po.m4 \
@@ -195,6 +196,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -224,6 +226,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = 1
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -284,10 +287,9 @@ top_srcdir = @top_srcdir@
 zip_LIBS = @zip_LIBS@
 INCLUDES = -I. -I$(srcdir) -I$(top_srcdir)/lib -I..
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1) $(am__append_2)
+       $(am__append_1) $(am__append_2) $(am__append_3)
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
@@ -352,7 +354,7 @@ libelf_a_SOURCES = elf_version.c elf_has
 
 @MUDFLAP_FALSE@libelf_pic_a_SOURCES = 
 @MUDFLAP_FALSE@am_libelf_pic_a_OBJECTS = $(libelf_a_SOURCES:.c=.os)
-@MUDFLAP_FALSE@libelf_so_LDLIBS = $(am__append_3)
+@MUDFLAP_FALSE@libelf_so_LDLIBS = $(am__append_4)
 @MUDFLAP_FALSE@libelf_so_SOURCES = 
 noinst_HEADERS = elf.h abstract.h common.h exttypes.h gelf_xlate.h libelfP.h \
                 version_xlate.h gnuhash_xlate.h note_xlate.h dl-hash.h
--- elfutils/m4/Makefile.in
+++ elfutils/m4/Makefile.in
@@ -75,6 +75,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -104,6 +105,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = @VERSION@
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
--- elfutils/Makefile.in
+++ elfutils/Makefile.in
@@ -165,6 +165,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -194,6 +195,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = @VERSION@
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
--- elfutils/src/addr2line.c
+++ elfutils/src/addr2line.c
@@ -447,10 +447,10 @@ handle_address (const char *string, Dwfl
       bool parsed = false;
       int i, j;
       char *name = NULL;
-      if (sscanf (string, "(%m[^)])%" PRIiMAX "%n", &name, &addr, &i) == 2
+      if (sscanf (string, "(%a[^)])%" PRIiMAX "%n", &name, &addr, &i) == 2
          && string[i] == '\0')
        parsed = adjust_to_section (name, &addr, dwfl);
-      switch (sscanf (string, "%m[^-+]%n%" PRIiMAX "%n", &name, &i, &addr, &j))
+      switch (sscanf (string, "%a[^-+]%n%" PRIiMAX "%n", &name, &i, &addr, &j))
        {
        default:
          break;
--- elfutils/src/ChangeLog
+++ elfutils/src/ChangeLog
@@ -606,8 +606,16 @@
        * readelf.c (attr_callback): Use print_block only when we don't use
        print_ops.
 
+2009-08-17  Roland McGrath  <roland@redhat.com>
+
+       * ld.h: Disable extern inlines for GCC 4.2.
+
 2009-08-14  Roland McGrath  <roland@redhat.com>
 
+       * strings.c (read_block): Conditionalize posix_fadvise use
+       on [POSIX_FADV_SEQUENTIAL].
+       From Petr Salinger <Petr.Salinger@seznam.cz>.
+
        * ar.c (do_oper_extract): Use pathconf instead of statfs.
 
 2009-08-01  Ulrich Drepper  <drepper@redhat.com>
@@ -771,6 +779,8 @@
        * readelf.c (print_debug_frame_section): Use t instead of j formats
        for ptrdiff_t OFFSET.
 
+       * addr2line.c (handle_address): Use %a instead of %m for compatibility.
+
 2009-01-21  Ulrich Drepper  <drepper@redhat.com>
 
        * elflint.c (check_program_header): Fix typo in .eh_frame_hdr section
@@ -954,6 +964,11 @@
        that matches its PT_LOAD's p_flags &~ PF_W.  On sparc, PF_X really
        is valid in RELRO.
 
+2008-03-01  Roland McGrath  <roland@redhat.com>
+
+       * readelf.c (dump_archive_index): Tweak portability hack
+       to match [__GNUC__ < 4] too.
+
 2008-02-29  Roland McGrath  <roland@redhat.com>
 
        * readelf.c (print_attributes): Add a cast.
@@ -1205,6 +1220,8 @@
 
        * readelf.c (hex_dump): Fix rounding error in whitespace calculation.
 
+       * Makefile.am (readelf_no_Werror): New variable.
+
 2007-10-15  Roland McGrath  <roland@redhat.com>
 
        * make-debug-archive.in: New file.
@@ -1644,6 +1661,10 @@
        * elflint.c (valid_e_machine): Add EM_ALPHA.
        Reported by Christian Aichinger <Greek0@gmx.net>.
 
+       * strings.c (map_file): Define POSIX_MADV_SEQUENTIAL to
+       MADV_SEQUENTIAL if undefined.   Don't call posix_madvise
+       if neither is defined.
+
 2006-08-08  Ulrich Drepper  <drepper@redhat.com>
 
        * elflint.c (check_dynamic): Don't require DT_HASH for DT_SYMTAB.
@@ -1720,6 +1741,10 @@
        * Makefile.am: Add hacks to create dependency files for non-generic
        linker.
 
+2006-04-05  Roland McGrath  <roland@redhat.com>
+
+       * strings.c (MAP_POPULATE): Define to 0 if undefined.
+
 2006-06-12  Ulrich Drepper  <drepper@redhat.com>
 
        * ldgeneric.c (ld_generic_generate_sections): Don't create .interp
@@ -2068,6 +2093,11 @@
        * readelf.c (print_debug_loc_section): Fix indentation for larger
        address size.
 
+2005-05-31  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
 2005-05-30  Roland McGrath  <roland@redhat.com>
 
        * readelf.c (print_debug_line_section): Print section offset of each
--- elfutils/src/findtextrel.c
+++ elfutils/src/findtextrel.c
@@ -496,7 +496,11 @@ ptrcompare (const void *p1, const void *
 
 
 static void
-check_rel (size_t nsegments, struct segments segments[nsegments],
+check_rel (size_t nsegments, struct segments segments[
+#if __GNUC__ >= 4
+                                                     nsegments
+#endif
+          ],
           GElf_Addr addr, Elf *elf, Elf_Scn *symscn, Dwarf *dw,
           const char *fname, bool more_than_one, void **knownsrcs)
 {
--- elfutils/src/ld.h
+++ elfutils/src/ld.h
@@ -1114,6 +1114,7 @@ extern bool dynamically_linked_p (void);
 
 /* Checked whether the symbol is undefined and referenced from a DSO.  */
 extern bool linked_from_dso_p (struct scninfo *scninfo, size_t symidx);
+#if defined __OPTIMIZE__ && !(__GNUC__ == 4 && __GNUC_MINOR__ == 2)
 #ifdef __GNUC_STDC_INLINE__
 __attribute__ ((__gnu_inline__))
 #endif
@@ -1131,5 +1132,6 @@ linked_from_dso_p (struct scninfo *scnin
 
   return sym->defined && sym->in_dso;
 }
+#endif /* Optimizing and not GCC 4.2.  */
 
 #endif /* ld.h */
--- elfutils/src/Makefile.am
+++ elfutils/src/Makefile.am
@@ -95,6 +95,9 @@ addr2line_no_Wformat = yes
 # XXX While the file is not finished, don't warn about this
 ldgeneric_no_Wunused = yes
 
+# Buggy old compilers.
+readelf_no_Werror = yes
+
 readelf_LDADD = $(libdw) $(libebl) $(libelf) $(libeu) $(libmudflap) -ldl
 nm_LDADD = $(libdw) $(libebl) $(libelf) $(libeu) $(libmudflap) -ldl \
           $(demanglelib)
--- elfutils/src/Makefile.in
+++ elfutils/src/Makefile.in
@@ -40,7 +40,8 @@ host_triplet = @host@
 DIST_COMMON = $(noinst_HEADERS) $(srcdir)/Makefile.am \
        $(srcdir)/Makefile.in $(top_srcdir)/config/eu.am ChangeLog \
        ldlex.c ldscript.c
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
 bin_PROGRAMS = readelf$(EXEEXT) nm$(EXEEXT) size$(EXEEXT) \
        strip$(EXEEXT) ld$(EXEEXT) elflint$(EXEEXT) \
        findtextrel$(EXEEXT) addr2line$(EXEEXT) elfcmp$(EXEEXT) \
@@ -49,9 +50,9 @@ bin_PROGRAMS = readelf$(EXEEXT) nm$(EXEE
 @NATIVE_LD_FALSE@noinst_PROGRAMS = $(am__EXEEXT_1)
 # We never build this library but we need to get the dependency files
 # of all the linker backends that might be used in a non-generic linker.
-@NEVER_TRUE@am__append_2 = libdummy.a
+@NEVER_TRUE@am__append_3 = libdummy.a
 # -ldl is always needed for libebl.
-@NATIVE_LD_TRUE@am__append_3 = libld_elf.a
+@NATIVE_LD_TRUE@am__append_4 = libld_elf.a
 @NATIVE_LD_TRUE@am_libld_elf_i386_pic_a_OBJECTS =
 subdir = src
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@@ -115,7 +116,7 @@ am_ld_OBJECTS = ld.$(OBJEXT) ldgeneric.$
        versionhash.$(OBJEXT)
 ld_OBJECTS = $(am_ld_OBJECTS)
 ld_DEPENDENCIES = $(libebl) $(libelf) $(libeu) $(am__DEPENDENCIES_1) \
-       $(am__append_3)
+       $(am__append_4)
 ld_LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(ld_LDFLAGS) $(LDFLAGS) -o \
        $@
 am_libld_elf_i386_so_OBJECTS =
@@ -235,6 +236,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -264,6 +266,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = @VERSION@
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -327,10 +330,9 @@ INCLUDES = -I. -I$(srcdir) -I$(top_srcdi
        -I$(srcdir)/../libdw -I$(srcdir)/../libdwfl \
        -I$(srcdir)/../libasm
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1)
+       $(am__append_1) $(am__append_2)
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
@@ -346,8 +348,8 @@ AM_LFLAGS = -Pld -olex.yy.c
 native_ld = @native_ld@
 ld_dsos = libld_elf_i386_pic.a
 @NATIVE_LD_FALSE@noinst_LIBRARIES = libld_elf.a libar.a $(ld_dsos) \
-@NATIVE_LD_FALSE@      $(am__append_2)
-@NATIVE_LD_TRUE@noinst_LIBRARIES = libld_elf.a libar.a $(am__append_2)
+@NATIVE_LD_FALSE@      $(am__append_3)
+@NATIVE_LD_TRUE@noinst_LIBRARIES = libld_elf.a libar.a $(am__append_3)
 @NATIVE_LD_TRUE@native_ld_cflags = -DBASE_ELF_NAME=elf_$(base_cpu)
 @NEVER_TRUE@libdummy_a_SOURCES = i386_ld.c
 ld_SOURCES = ld.c ldgeneric.c ldlex.l ldscript.y symbolhash.c sectionhash.c \
@@ -376,6 +378,9 @@ strings_no_Wformat = yes
 addr2line_no_Wformat = yes
 # XXX While the file is not finished, don't warn about this
 ldgeneric_no_Wunused = yes
+
+# Buggy old compilers.
+readelf_no_Werror = yes
 readelf_LDADD = $(libdw) $(libebl) $(libelf) $(libeu) $(libmudflap) -ldl
 nm_LDADD = $(libdw) $(libebl) $(libelf) $(libeu) $(libmudflap) -ldl \
           $(demanglelib)
@@ -383,7 +388,7 @@ nm_LDADD = $(libdw) $(libebl) $(libelf)
 size_LDADD = $(libelf) $(libeu) $(libmudflap)
 strip_LDADD = $(libebl) $(libelf) $(libeu) $(libmudflap) -ldl
 ld_LDADD = $(libebl) $(libelf) $(libeu) $(libmudflap) -ldl \
-       $(am__append_3)
+       $(am__append_4)
 ld_LDFLAGS = -rdynamic
 elflint_LDADD = $(libebl) $(libelf) $(libeu) $(libmudflap) -ldl
 findtextrel_LDADD = $(libdw) $(libelf) $(libmudflap)
--- elfutils/src/readelf.c
+++ elfutils/src/readelf.c
@@ -3949,10 +3949,11 @@ struct listptr
 #define listptr_offset_size(p) ((p)->dwarf64 ? 8 : 4)
 #define listptr_address_size(p)        ((p)->addr64 ? 8 : 4)
 
+static const char *listptr_name;
 static int
-compare_listptr (const void *a, const void *b, void *arg)
+compare_listptr (const void *a, const void *b)
 {
-  const char *name = arg;
+  const char *const name = listptr_name;
   struct listptr *p1 = (void *) a;
   struct listptr *p2 = (void *) b;
 
@@ -4033,8 +4034,11 @@ static void
 sort_listptr (struct listptr_table *table, const char *name)
 {
   if (table->n > 0)
-    qsort_r (table->table, table->n, sizeof table->table[0],
-            &compare_listptr, (void *) name);
+    {
+      listptr_name = name;
+      qsort (table->table, table->n, sizeof table->table[0],
+            &compare_listptr);
+    }
 }
 
 static bool
@@ -8442,7 +8446,7 @@ dump_archive_index (Elf *elf, const char
          if (unlikely (elf_rand (elf, as_off) == 0)
              || unlikely ((subelf = elf_begin (-1, ELF_C_READ_MMAP, elf))
                           == NULL))
-#if __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 7)
+#if __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 7) || __GNUC__ < 4
            while (1)
 #endif
              error (EXIT_FAILURE, 0,
--- elfutils/src/strings.c
+++ elfutils/src/strings.c
@@ -43,6 +43,10 @@
 
 #include <system.h>
 
+#ifndef MAP_POPULATE
+# define MAP_POPULATE 0
+#endif
+
 
 /* Prototypes of local functions.  */
 static int read_fd (int fd, const char *fname, off64_t fdlen);
@@ -483,8 +487,13 @@ map_file (int fd, off64_t start_off, off
                    fd, start_off);
       if (mem != MAP_FAILED)
        {
+#if !defined POSIX_MADV_SEQUENTIAL && defined MADV_SEQUENTIAL
+# define POSIX_MADV_SEQUENTIAL MADV_SEQUENTIAL
+#endif
+#ifdef POSIX_MADV_SEQUENTIAL
          /* We will go through the mapping sequentially.  */
          (void) posix_madvise (mem, map_size, POSIX_MADV_SEQUENTIAL);
+#endif
          break;
        }
       if (errno != EINVAL && errno != ENOMEM)
@@ -576,9 +585,11 @@ read_block (int fd, const char *fname, o
       elfmap_off = from & ~(ps - 1);
       elfmap_base = elfmap = map_file (fd, elfmap_off, fdlen, &elfmap_size);
 
+#ifdef POSIX_FADV_SEQUENTIAL
       if (unlikely (elfmap == MAP_FAILED))
        /* Let the kernel know we are going to read everything in sequence.  */
        (void) posix_fadvise (fd, 0, 0, POSIX_FADV_SEQUENTIAL);
+#endif
     }
 
   if (unlikely (elfmap == MAP_FAILED))
--- elfutils/src/strip.c
+++ elfutils/src/strip.c
@@ -45,6 +45,12 @@
 #include <libebl.h>
 #include <system.h>
 
+#ifdef HAVE_FUTIMES
+# define FUTIMES(fd, fname, tvp) futimes (fd, tvp)
+#else
+# define FUTIMES(fd, fname, tvp) utimes (fname, tvp)
+#endif
+
 typedef uint8_t GElf_Byte;
 
 /* Name and version of program.  */
@@ -318,8 +324,18 @@ process_file (const char *fname)
 
       /* If we have to preserve the timestamp, we need it in the
         format utimes() understands.  */
+#ifdef HAVE_STRUCT_STAT_ST_ATIM
       TIMESPEC_TO_TIMEVAL (&tv[0], &pre_st.st_atim);
+#else
+      tv[0].tv_sec = pre_st.st_atime;
+      tv[0].tv_usec = 0;
+#endif
+#ifdef HAVE_STRUCT_STAT_ST_MTIM
       TIMESPEC_TO_TIMEVAL (&tv[1], &pre_st.st_mtim);
+#else
+      tv[1].tv_sec = pre_st.st_atime;
+      tv[1].tv_usec = 0;
+#endif
     }
 
   /* Open the file.  */
@@ -2055,7 +2071,7 @@ while computing checksum for debug infor
   /* If requested, preserve the timestamp.  */
   if (tvp != NULL)
     {
-      if (futimes (fd, tvp) != 0)
+      if (FUTIMES (fd, output_fname, tvp) != 0)
        {
          error (0, errno, gettext ("\
 cannot set access and modification date of '%s'"),
@@ -2112,7 +2128,7 @@ handle_ar (int fd, Elf *elf, const char
 
   if (tvp != NULL)
     {
-      if (unlikely (futimes (fd, tvp) != 0))
+      if (unlikely (FUTIMES (fd, fname, tvp) != 0))
        {
          error (0, errno, gettext ("\
 cannot set access and modification date of '%s'"), fname);
--- elfutils/tests/ChangeLog
+++ elfutils/tests/ChangeLog
@@ -439,6 +439,8 @@
 
 2008-01-21  Roland McGrath  <roland@redhat.com>
 
+       * line2addr.c (main): Revert last change.
+
        * testfile45.S.bz2: Add tests for cltq, cqto.
        * testfile45.expect.bz2: Adjust.
 
@@ -1147,6 +1149,11 @@
        * Makefile.am (TESTS): Add run-elflint-test.sh.
        (EXTRA_DIST): Add run-elflint-test.sh and testfile18.bz2.
 
+2005-05-31  Roland McGrath  <roland@redhat.com>
+
+       * Makefile.am (WEXTRA): New variable, substituted by configure.
+       (AM_CFLAGS): Use it in place of -Wextra.
+
 2005-05-24  Ulrich Drepper  <drepper@redhat.com>
 
        * get-files.c (main): Use correct format specifier.
--- elfutils/tests/line2addr.c
+++ elfutils/tests/line2addr.c
@@ -124,7 +124,7 @@ main (int argc, char *argv[])
     {
       struct args a = { .arg = argv[cnt] };
 
-      switch (sscanf (a.arg, "%m[^:]:%d", &a.file, &a.line))
+      switch (sscanf (a.arg, "%a[^:]:%d", &a.file, &a.line))
        {
        default:
        case 0:
--- elfutils/tests/Makefile.in
+++ elfutils/tests/Makefile.in
@@ -35,14 +35,15 @@ build_triplet = @build@
 host_triplet = @host@
 DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in \
        $(top_srcdir)/config/eu.am ChangeLog
-@MUDFLAP_TRUE@am__append_1 = -fmudflap
-@STANDALONE_FALSE@am__append_2 = -I$(top_srcdir)/libasm -I$(top_srcdir)/libdw \
+@BUILD_WERROR_TRUE@am__append_1 = $(if $($(*F)_no_Werror),,-Werror)
+@MUDFLAP_TRUE@am__append_2 = -fmudflap
+@STANDALONE_FALSE@am__append_3 = -I$(top_srcdir)/libasm -I$(top_srcdir)/libdw \
 @STANDALONE_FALSE@         -I$(top_srcdir)/libdwfl \
 @STANDALONE_FALSE@         -I$(top_srcdir)/libebl -I$(top_srcdir)/libelf \
 @STANDALONE_FALSE@         -I$(top_srcdir)/lib -I..
 
-@STANDALONE_FALSE@am__append_3 = -Wl,-rpath-link,../libasm:../libdw:../libelf
-@TESTS_RPATH_TRUE@am__append_4 = -Wl,-rpath,$(BUILD_RPATH)
+@STANDALONE_FALSE@am__append_4 = -Wl,-rpath-link,../libasm:../libdw:../libelf
+@TESTS_RPATH_TRUE@am__append_5 = -Wl,-rpath,$(BUILD_RPATH)
 check_PROGRAMS = arextract$(EXEEXT) arsymtest$(EXEEXT) \
        newfile$(EXEEXT) saridx$(EXEEXT) scnnames$(EXEEXT) \
        sectiondump$(EXEEXT) showptable$(EXEEXT) update1$(EXEEXT) \
@@ -92,12 +93,12 @@ TESTS = run-arextract.sh run-arsymtest.s
        run-readelf-gdb_index.sh run-unstrip-n.sh run-low_high_pc.sh \
        run-macro-test.sh run-elf_cntl_gelf_getshdr.sh \
        run-test-archive64.sh $(am__EXEEXT_1) $(am__EXEEXT_3) \
-       $(am__append_9)
-@STANDALONE_FALSE@am__append_5 = msg_tst md5-sha1-test
+       $(am__append_10)
 @STANDALONE_FALSE@am__append_6 = msg_tst md5-sha1-test
-@HAVE_LIBASM_TRUE@am__append_7 = $(asm_TESTS)
+@STANDALONE_FALSE@am__append_7 = msg_tst md5-sha1-test
 @HAVE_LIBASM_TRUE@am__append_8 = $(asm_TESTS)
-@ENABLE_DWZ_TRUE@am__append_9 = run-readelf-dwz-multi.sh
+@HAVE_LIBASM_TRUE@am__append_9 = $(asm_TESTS)
+@ENABLE_DWZ_TRUE@am__append_10 = run-readelf-dwz-multi.sh
 subdir = tests
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/m4/nls.m4 $(top_srcdir)/m4/po.m4 \
@@ -412,6 +413,7 @@ INSTALL_PROGRAM = @INSTALL_PROGRAM@
 INSTALL_SCRIPT = @INSTALL_SCRIPT@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LD_AS_NEEDED = @LD_AS_NEEDED@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
@@ -441,6 +443,7 @@ SHELL = @SHELL@
 STRIP = @STRIP@
 USE_NLS = @USE_NLS@
 VERSION = @VERSION@
+WEXTRA = @WEXTRA@
 XGETTEXT = @XGETTEXT@
 XGETTEXT_015 = @XGETTEXT_015@
 XGETTEXT_EXTRA_OPTIONS = @XGETTEXT_EXTRA_OPTIONS@
@@ -499,12 +502,11 @@ top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 zip_LIBS = @zip_LIBS@
-INCLUDES = -I. -I$(srcdir) -I$(top_srcdir)/lib -I.. $(am__append_2)
+INCLUDES = -I. -I$(srcdir) -I$(top_srcdir)/lib -I.. $(am__append_3)
 AM_CFLAGS = -std=gnu99 -Wall -Wshadow $(if \
-       $($(*F)_no_Werror),,-Werror) $(if \
-       $($(*F)_no_Wunused),,-Wunused -Wextra) $(if \
+       $($(*F)_no_Wunused),,-Wunused $(WEXTRA)) $(if \
        $($(*F)_no_Wformat),-Wno-format,-Wformat=2) $($(*F)_CFLAGS) \
-       $(am__append_1)
+       $(am__append_1) $(am__append_2)
 @MUDFLAP_FALSE@libmudflap = 
 @MUDFLAP_TRUE@libmudflap = -lmudflap
 COMPILE.os = $(filter-out -fprofile-arcs -ftest-coverage $(no_mudflap.os),\
@@ -514,7 +516,7 @@ CLEANFILES = *.gcno *.gcda
 textrel_check = if readelf -d $@ | fgrep -q TEXTREL; then exit 1; fi
 @MUDFLAP_FALSE@BUILD_RPATH = \$$ORIGIN/../libasm:\$$ORIGIN/../libdw:\$$ORIGIN/../backends:\$$ORIGIN/../libelf
 @MUDFLAP_TRUE@BUILD_RPATH = \$$ORIGIN/../backends
-AM_LDFLAGS = $(am__append_3) $(am__append_4)
+AM_LDFLAGS = $(am__append_4) $(am__append_5)
 @TESTS_RPATH_FALSE@tests_rpath = no
 @TESTS_RPATH_TRUE@tests_rpath = yes
 asm_TESTS = asm-tst1 asm-tst2 asm-tst3 asm-tst4 asm-tst5 \
 
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