* malloc/malloc.c (munmap_chunk): Add sanity checks.

	* sysdeps/pthread/configure: Fix comment.

1 files changed, 4 insertions, 29 deletions

diff --git a/configure b/configure
index ced1ac5..3d5acf9 100755
--- a/configure
+++ b/configure
@@ -313,7 +313,7 @@ ac_includes_default="\
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons base_machine sysnames INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script gnu_ld gnu_as elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons base_machine sysnames INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS'
 ac_subst_files=''
 
 # Initialize some variables set by options.
@@ -1793,11 +1793,6 @@ config_os="`echo $config_os | sed 's/^unknown-//'`"
 
 # Some configurations imply other options.
 case "$host_os" in
-gnu* | linux* | bsd4.4* | netbsd* | freebsd*)
-  # These systems always use GNU tools.
-  gnu_ld=yes gnu_as=yes ;;
-esac
-case "$host_os" in
 # i586-linuxaout is mangled into i586-pc-linux-gnuaout
 linux*ecoff* | linux*aout* | gnu*aout* | gnu*ecoff*)
   ;;
@@ -5360,7 +5355,7 @@ _ACEOF
 
   fi
 
-  if test $libc_cv_visibility_attribute = yes -a $gnu_ld = yes; then
+  if test $libc_cv_visibility_attribute = yes; then
     echo "$as_me:$LINENO: checking whether to put _rtld_local into .sdata section" >&5
 echo $ECHO_N "checking whether to put _rtld_local into .sdata section... $ECHO_C" >&6
 if test "${libc_cv_have_sdata_section+set}" = set; then
@@ -5895,7 +5890,7 @@ _ACEOF
   fi
 fi
 
-if test $elf = yes -a $gnu_ld = yes; then
+if test $elf = yes; then
   echo "$as_me:$LINENO: checking whether cc puts quotes around section names" >&5
 echo $ECHO_N "checking whether cc puts quotes around section names... $ECHO_C" >&6
 if test "${libc_cv_have_section_quotes+set}" = set; then
@@ -7638,18 +7633,6 @@ fi
 
 
 
-if test $gnu_ld = yes; then
-  cat >>confdefs.h <<\_ACEOF
-#define HAVE_GNU_LD 1
-_ACEOF
-
-fi
-if test $gnu_as = yes; then
-  cat >>confdefs.h <<\_ACEOF
-#define HAVE_GNU_AS 1
-_ACEOF
-
-fi
 if test $elf = yes; then
   cat >>confdefs.h <<\_ACEOF
 #define HAVE_ELF 1
@@ -7666,13 +7649,7 @@ fi
 
 
 if test $shared = default; then
-  if test $gnu_ld = yes; then
-    shared=$elf
-  else
-    # For now we do not assume shared libs are available.  In future more
-    # tests might become available.
-    shared=no
-  fi
+  shared=$elf
 fi
 
 if test x"$libc_cv_idn" = xyes; then
@@ -8446,8 +8423,6 @@ s,@libc_cv_rootsbindir@,$libc_cv_rootsbindir,;t t
 s,@libc_cv_forced_unwind@,$libc_cv_forced_unwind,;t t
 s,@use_ldconfig@,$use_ldconfig,;t t
 s,@ldd_rewrite_script@,$ldd_rewrite_script,;t t
-s,@gnu_ld@,$gnu_ld,;t t
-s,@gnu_as@,$gnu_as,;t t
 s,@elf@,$elf,;t t
 s,@xcoff@,$xcoff,;t t
 s,@static@,$static,;t t