diff options
| -rw-r--r-- | INSTALL | 18 | ||||
| -rw-r--r-- | Makeconfig | 21 | ||||
| -rw-r--r-- | NEWS | 13 | ||||
| -rw-r--r-- | config.h.in | 3 | ||||
| -rw-r--r-- | config.make.in | 3 | ||||
| -rwxr-xr-x | configure | 83 | ||||
| -rw-r--r-- | configure.ac | 56 | ||||
| -rw-r--r-- | manual/install.texi | 16 | ||||
| -rwxr-xr-x | scripts/build-many-glibcs.py | 13 | ||||
| -rw-r--r-- | sysdeps/alpha/configure | 5 | ||||
| -rw-r--r-- | sysdeps/alpha/configure.ac | 4 | ||||
| -rw-r--r-- | sysdeps/csky/configure | 7 | ||||
| -rw-r--r-- | sysdeps/csky/configure.ac | 5 | ||||
| -rw-r--r-- | sysdeps/hppa/configure | 7 | ||||
| -rw-r--r-- | sysdeps/hppa/configure.ac | 5 | ||||
| -rw-r--r-- | sysdeps/ia64/configure | 5 | ||||
| -rw-r--r-- | sysdeps/ia64/configure.ac | 4 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/configure | 6 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/configure.ac | 5 | ||||
| -rwxr-xr-x | sysdeps/microblaze/configure | 8 | ||||
| -rw-r--r-- | sysdeps/microblaze/configure.ac | 7 | ||||
| -rw-r--r-- | sysdeps/sparc/Makefile | 1 |
22 files changed, 205 insertions, 90 deletions
@@ -116,16 +116,14 @@ if 'CFLAGS' is specified it must enable optimization. For example: systems support shared libraries; you need ELF support and (currently) the GNU linker. -'--enable-static-pie' - Enable static position independent executable (static PIE) support. - Static PIE is similar to static executable, but can be loaded at - any address without help from a dynamic linker. All static - programs as well as static tests are built as static PIE, except - for those marked with no-pie. The resulting glibc can be used with - the GCC option, -static-pie, which is available with GCC 8 or - above, to create static PIE. This option also implies that glibc - programs and tests are created as dynamic position independent - executables (PIE) by default. +'--disable-default-pie' + Don't build glibc programs and the testsuite as position + independent executables (PIE). By default, glibc programs and tests + are created as position independent executables on targets that + support it. If the toolchain and architecture support it, static + executables are built as static PIE and the resulting glibc can be + used with the GCC option, -static-pie, which is available with GCC + 8 or above, to create static PIE. '--enable-cet' '--enable-cet=permissive' diff --git a/Makeconfig b/Makeconfig index 3fa2f13003..775bf12b65 100644 --- a/Makeconfig +++ b/Makeconfig @@ -1,4 +1,5 @@ # Copyright (C) 1991-2021 Free Software Foundation, Inc. +# Copyright (C) The GNU Toolchain Authors. # This file is part of the GNU C Library. # The GNU C Library is free software; you can redistribute it and/or @@ -376,19 +377,24 @@ LDFLAGS.so += $(hashstyle-LDFLAGS) LDFLAGS-rtld += $(hashstyle-LDFLAGS) endif -ifeq (yes,$(enable-static-pie)) +ifeq (no,$(build-pie-default)) +pie-default = $(no-pie-ccflag) +else # build-pie-default pic-default = -DPIC # Compile libc.a and libc_p.a with -fPIE/-fpie for static PIE. pie-default = $(pie-ccflag) + +ifeq (yes,$(enable-static-pie)) ifeq (yes,$(have-static-pie)) -default-pie-ldflag = -static-pie +static-pie-ldflag = -static-pie else # Static PIE can't have dynamic relocations in read-only segments since # static PIE is mapped into memory by kernel. --eh-frame-hdr is needed # for PIE to support exception. -default-pie-ldflag = -Wl,-pie,--no-dynamic-linker,--eh-frame-hdr,-z,text -endif -endif +static-pie-ldflag = -Wl,-pie,--no-dynamic-linker,--eh-frame-hdr,-z,text +endif # have-static-pie +endif # enable-static-pie +endif # build-pie-default # If lazy relocations are disabled, add the -z now flag. Use # LDFLAGS-lib.so instead of LDFLAGS.so, to avoid adding the flag to @@ -444,7 +450,7 @@ endif # Command for statically linking programs with the C library. ifndef +link-static +link-static-before-inputs = -nostdlib -nostartfiles -static \ - $(if $($(@F)-no-pie),$(no-pie-ldflag),$(default-pie-ldflag)) \ + $(if $($(@F)-no-pie),$(no-pie-ldflag),$(static-pie-ldflag)) \ $(sysdep-LDFLAGS) $(LDFLAGS) $(LDFLAGS-$(@F)) \ $(firstword $(CRT-$(@F)) $(csu-objpfx)$(real-static-start-installed-name)) \ $(+preinit) $(+prectorT) @@ -479,7 +485,7 @@ ifeq (yes,$(build-pie-default)) +link-tests-after-inputs = $(link-libc-tests) $(+link-pie-after-libc) +link-printers-tests = $(+link-pie-printers-tests) else # not build-pie-default -+link-before-inputs = -nostdlib -nostartfiles \ ++link-before-inputs = -nostdlib -nostartfiles $(no-pie-ldflag) \ $(sysdep-LDFLAGS) $(LDFLAGS) $(LDFLAGS-$(@F)) \ $(combreloc-LDFLAGS) $(relro-LDFLAGS) $(hashstyle-LDFLAGS) \ $(firstword $(CRT-$(@F)) $(csu-objpfx)$(start-installed-name)) \ @@ -1040,6 +1046,7 @@ PIC-ccflag = -fPIC endif # This can be changed by a sysdep makefile pie-ccflag = -fpie +no-pie-ccflag = -fno-pie # This one should always stay like this unless there is a very good reason. PIE-ccflag = -fPIE ifeq (yes,$(build-profile)) @@ -86,6 +86,15 @@ Major new features: * A symbolic link to the dynamic linker is now installed under /usr/bin/ld.so (or more precisely, '${bindir}/ld.so'). +* All programs and the testsuite in glibc are now built as position independent + executables (PIE) by default on toolchains and architectures that support it. + Further, if the toolchain and architecture supports it, even static programs + are built as PIE and the resultant glibc can be used to build static PIE + executables. A new option --disable-default-pie has been added to disable + this behavior and get a non-PIE build. This option replaces + --enable-static-pie, which no longer has any effect on the build + configuration. + Deprecated and removed features, and other changes affecting compatibility: * The r_version update in the debugger interface makes the glibc binary @@ -98,6 +107,10 @@ Deprecated and removed features, and other changes affecting compatibility: * Intel MPX support (lazy PLT, ld.so profile, and LD_AUDIT) has been removed. +* The --enable-static-pie option is no longer available. The glibc build + configuration script now automatically detects static-pie support in the + toolchain and architecture and enables it if available. + Changes to build and runtime requirements: [Add changes to build and runtime requirements here] diff --git a/config.h.in b/config.h.in index 2f5124684e..82ade1cec4 100644 --- a/config.h.in +++ b/config.h.in @@ -268,6 +268,9 @@ /* Build glibc with tunables support. */ #define HAVE_TUNABLES 0 +/* Define if PIE is unsupported. */ +#undef PIE_UNSUPPORTED + /* Define if static PIE is supported. */ #undef SUPPORT_STATIC_PIE diff --git a/config.make.in b/config.make.in index cbf59114b0..e8630a8d0c 100644 --- a/config.make.in +++ b/config.make.in @@ -90,9 +90,6 @@ static-nss-crypt = @libc_cv_static_nss_crypt@ # Configuration options. build-shared = @shared@ -build-pic-default= @libc_cv_pic_default@ -build-pie-default= @libc_cv_pie_default@ -cc-pie-default= @libc_cv_cc_pie_default@ build-profile = @profile@ build-static-nss = @static_nss@ cross-compiling = @cross_compiling@ @@ -596,9 +596,6 @@ DEFINES static_nss profile libc_cv_multidir -libc_cv_pie_default -libc_cv_cc_pie_default -libc_cv_pic_default shared static ldd_rewrite_script @@ -768,7 +765,7 @@ with_timeoutfactor enable_sanity_checks enable_shared enable_profile -enable_static_pie +enable_default_pie enable_timezone_tools enable_hardcoded_path_in_tests enable_hidden_plt @@ -1424,8 +1421,8 @@ Optional Features: in special situations) [default=yes] --enable-shared build shared library [default=yes if GNU ld] --enable-profile build profiled library [default=no] - --enable-static-pie enable static PIE support and use it in the - testsuite [default=no] + --disable-default-pie Do not build glibc programs and the testsuite as PIE + [default=no] --disable-timezone-tools do not install timezone tools [default=install] --enable-hardcoded-path-in-tests @@ -3424,11 +3421,11 @@ else profile=no fi -# Check whether --enable-static-pie was given. -if test "${enable_static_pie+set}" = set; then : - enableval=$enable_static_pie; static_pie=$enableval +# Check whether --enable-default-pie was given. +if test "${enable_default_pie+set}" = set; then : + enableval=$enable_default_pie; default_pie=$enableval else - static_pie=no + default_pie=yes fi # Check whether --enable-timezone-tools was given. @@ -6975,7 +6972,8 @@ rm -f conftest.* fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_pic_default" >&5 $as_echo "$libc_cv_pic_default" >&6; } - +config_vars="$config_vars +build-pic-default = $libc_cv_pic_default" { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fPIE is default" >&5 $as_echo_n "checking whether -fPIE is default... " >&6; } @@ -6995,17 +6993,37 @@ rm -f conftest.* fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_pie_default" >&5 $as_echo "$libc_cv_cc_pie_default" >&6; } -libc_cv_pie_default=$libc_cv_cc_pie_default - - - -# Set the `multidir' variable by grabbing the variable from the compiler. -# We do it once and save the result in a generated makefile. -libc_cv_multidir=`${CC-cc} $CFLAGS $CPPFLAGS -print-multi-directory` - +config_vars="$config_vars +cc-pie-default = $libc_cv_cc_pie_default" -if test "$static_pie" = yes; then - # Check target support for static PIE +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can build programs as PIE" >&5 +$as_echo_n "checking if we can build programs as PIE... " >&6; } +if test "x$default_pie" != xno; then + # Disable build-pie-default if target does not support it. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef PIE_UNSUPPORTED +# error PIE is not supported +#endif +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + libc_cv_pie_default=yes +else + libc_cv_pie_default=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_pie_default" >&5 +$as_echo "$libc_cv_pie_default" >&6; } +config_vars="$config_vars +build-pie-default = $libc_cv_pie_default" + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can build static PIE programs" >&5 +$as_echo_n "checking if we can build static PIE programs... " >&6; } +libc_cv_static_pie=$libc_cv_pie_default +if test "x$libc_cv_pie_default" != xno \ + -a "$libc_cv_no_dynamic_linker" = yes; then + # Enable static-pie if available cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #ifndef SUPPORT_STATIC_PIE @@ -7013,22 +7031,25 @@ if test "$static_pie" = yes; then #endif _ACEOF if ac_fn_c_try_compile "$LINENO"; then : - + libc_cv_static_pie=yes else - as_fn_error $? "the architecture does not support static PIE" "$LINENO" 5 + libc_cv_static_pie=no fi rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext - # The linker must support --no-dynamic-linker. - if test "$libc_cv_no_dynamic_linker" != yes; then - as_fn_error $? "linker support for --no-dynamic-linker needed" "$LINENO" 5 - fi - # Default to PIE. - libc_cv_pie_default=yes - $as_echo "#define ENABLE_STATIC_PIE 1" >>confdefs.h + if test "$libc_cv_static_pie" = "yes"; then + $as_echo "#define ENABLE_STATIC_PIE 1" >>confdefs.h + fi fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_static_pie" >&5 +$as_echo "$libc_cv_static_pie" >&6; } config_vars="$config_vars -enable-static-pie = $static_pie" +enable-static-pie = $libc_cv_static_pie" + +# Set the `multidir' variable by grabbing the variable from the compiler. +# We do it once and save the result in a generated makefile. +libc_cv_multidir=`${CC-cc} $CFLAGS $CPPFLAGS -print-multi-directory` + diff --git a/configure.ac b/configure.ac index a91a7f399c..277d3527d2 100644 --- a/configure.ac +++ b/configure.ac @@ -186,11 +186,11 @@ AC_ARG_ENABLE([profile], [build profiled library @<:@default=no@:>@]), [profile=$enableval], [profile=no]) -AC_ARG_ENABLE([static-pie], - AS_HELP_STRING([--enable-static-pie], - [enable static PIE support and use it in the testsuite @<:@default=no@:>@]), - [static_pie=$enableval], - [static_pie=no]) +AC_ARG_ENABLE([default-pie], + AS_HELP_STRING([--disable-default-pie], + [Do not build glibc programs and the testsuite as PIE @<:@default=no@:>@]), + [default_pie=$enableval], + [default_pie=yes]) AC_ARG_ENABLE([timezone-tools], AS_HELP_STRING([--disable-timezone-tools], [do not install timezone tools @<:@default=install@:>@]), @@ -1846,7 +1846,7 @@ if eval "${CC-cc} -S conftest.c 2>&AS_MESSAGE_LOG_FD 1>&AS_MESSAGE_LOG_FD"; then libc_cv_pic_default=no fi rm -f conftest.*]) -AC_SUBST(libc_cv_pic_default) +LIBC_CONFIG_VAR([build-pic-default], [$libc_cv_pic_default]) AC_CACHE_CHECK([whether -fPIE is default], libc_cv_cc_pie_default, [libc_cv_cc_pie_default=yes @@ -1859,30 +1859,38 @@ if eval "${CC-cc} -S conftest.c 2>&AS_MESSAGE_LOG_FD 1>&AS_MESSAGE_LOG_FD"; then libc_cv_cc_pie_default=no fi rm -f conftest.*]) -libc_cv_pie_default=$libc_cv_cc_pie_default -AC_SUBST(libc_cv_cc_pie_default) -AC_SUBST(libc_cv_pie_default) +LIBC_CONFIG_VAR([cc-pie-default], [$libc_cv_cc_pie_default]) + +AC_MSG_CHECKING(if we can build programs as PIE) +if test "x$default_pie" != xno; then + # Disable build-pie-default if target does not support it. + AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#ifdef PIE_UNSUPPORTED +# error PIE is not supported +#endif]])], [libc_cv_pie_default=yes], [libc_cv_pie_default=no]) +fi +AC_MSG_RESULT($libc_cv_pie_default) +LIBC_CONFIG_VAR([build-pie-default], [$libc_cv_pie_default]) + +AC_MSG_CHECKING(if we can build static PIE programs) +libc_cv_static_pie=$libc_cv_pie_default +if test "x$libc_cv_pie_default" != xno \ + -a "$libc_cv_no_dynamic_linker" = yes; then + # Enable static-pie if available + AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#ifndef SUPPORT_STATIC_PIE +# error static PIE is not supported +#endif]])], [libc_cv_static_pie=yes], [libc_cv_static_pie=no]) + if test "$libc_cv_static_pie" = "yes"; then + AC_DEFINE(ENABLE_STATIC_PIE) + fi +fi +AC_MSG_RESULT($libc_cv_static_pie) +LIBC_CONFIG_VAR([enable-static-pie], [$libc_cv_static_pie]) # Set the `multidir' variable by grabbing the variable from the compiler. # We do it once and save the result in a generated makefile. libc_cv_multidir=`${CC-cc} $CFLAGS $CPPFLAGS -print-multi-directory` AC_SUBST(libc_cv_multidir) -if test "$static_pie" = yes; then - # Check target support for static PIE - AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#ifndef SUPPORT_STATIC_PIE -# error static PIE is not supported -#endif]])], , AC_MSG_ERROR([the architecture does not support static PIE])) - # The linker must support --no-dynamic-linker. - if test "$libc_cv_no_dynamic_linker" != yes; then - AC_MSG_ERROR([linker support for --no-dynamic-linker needed]) - fi - # Default to PIE. - libc_cv_pie_default=yes - AC_DEFINE(ENABLE_STATIC_PIE) -fi -LIBC_CONFIG_VAR([enable-static-pie], [$static_pie]) - AC_SUBST(profile) AC_SUBST(static_nss) diff --git a/manual/install.texi b/manual/install.texi index fce5155c22..b1afc56f5a 100644 --- a/manual/install.texi +++ b/manual/install.texi @@ -146,15 +146,13 @@ Don't build shared libraries even if it is possible. Not all systems support shared libraries; you need ELF support and (currently) the GNU linker. -@item --enable-static-pie -Enable static position independent executable (static PIE) support. -Static PIE is similar to static executable, but can be loaded at any -address without help from a dynamic linker. All static programs as -well as static tests are built as static PIE, except for those marked -with no-pie. The resulting glibc can be used with the GCC option, --static-pie, which is available with GCC 8 or above, to create static -PIE. This option also implies that glibc programs and tests are created -as dynamic position independent executables (PIE) by default. +@item --disable-default-pie +Don't build glibc programs and the testsuite as position independent +executables (PIE). By default, glibc programs and tests are created as +position independent executables on targets that support it. If the toolchain +and architecture support it, static executables are built as static PIE and the +resulting glibc can be used with the GCC option, -static-pie, which is +available with GCC 8 or above, to create static PIE. @item --enable-cet @itemx --enable-cet=permissive diff --git a/scripts/build-many-glibcs.py b/scripts/build-many-glibcs.py index 6ae2172956..2f0f435166 100755 --- a/scripts/build-many-glibcs.py +++ b/scripts/build-many-glibcs.py @@ -1,6 +1,7 @@ #!/usr/bin/python3 # Build many configurations of glibc. # Copyright (C) 2016-2021 Free Software Foundation, Inc. +# Copyright (C) The GNU Toolchain Authors. # This file is part of the GNU C Library. # # The GNU C Library is free software; you can redistribute it and/or @@ -437,15 +438,15 @@ class Context(object): '--disable-experimental-malloc', '--disable-build-nscd', '--disable-nscd']}, - {'variant': 'static-pie', - 'cfg': ['--enable-static-pie']}, - {'variant': 'x32-static-pie', + {'variant': 'no-pie', + 'cfg': ['--disable-default-pie']}, + {'variant': 'x32-no-pie', 'ccopts': '-mx32', - 'cfg': ['--enable-static-pie']}, - {'variant': 'static-pie', + 'cfg': ['--disable-default-pie']}, + {'variant': 'no-pie', 'arch': 'i686', 'ccopts': '-m32 -march=i686', - 'cfg': ['--enable-static-pie']}, + 'cfg': ['--disable-default-pie']}, {'variant': 'disable-multi-arch', 'arch': 'i686', 'ccopts': '-m32 -march=i686', diff --git a/sysdeps/alpha/configure b/sysdeps/alpha/configure index 464b596527..3d665d96f2 100644 --- a/sysdeps/alpha/configure +++ b/sysdeps/alpha/configure @@ -5,4 +5,9 @@ # symbols in a position independent way. $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h + +# PIE builds fail on binutils 2.37 and earlier, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28672 +$as_echo "#define PIE_UNSUPPORTED 1" >>confdefs.h + # work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/alpha/configure.ac b/sysdeps/alpha/configure.ac index 38e52e71ac..8f9a39ed2e 100644 --- a/sysdeps/alpha/configure.ac +++ b/sysdeps/alpha/configure.ac @@ -4,4 +4,8 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. # With required gcc+binutils, we can always access static and hidden # symbols in a position independent way. AC_DEFINE(PI_STATIC_AND_HIDDEN) + +# PIE builds fail on binutils 2.37 and earlier, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28672 +AC_DEFINE(PIE_UNSUPPORTED) # work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/csky/configure b/sysdeps/csky/configure index 19acb084fb..27464eb707 100644 --- a/sysdeps/csky/configure +++ b/sysdeps/csky/configure @@ -2,3 +2,10 @@ # Local configure fragment for sysdeps/csky. $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h + + +# PIE builds fail on binutils 2.37 and earlier, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28672 +$as_echo "#define PIE_UNSUPPORTED 1" >>confdefs.h + +# work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/csky/configure.ac b/sysdeps/csky/configure.ac index 5656b665da..8e00824909 100644 --- a/sysdeps/csky/configure.ac +++ b/sysdeps/csky/configure.ac @@ -2,3 +2,8 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. # Local configure fragment for sysdeps/csky. AC_DEFINE(PI_STATIC_AND_HIDDEN) + +# PIE builds fail on binutils 2.37 and earlier, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28672 +AC_DEFINE(PIE_UNSUPPORTED) +# work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/hppa/configure b/sysdeps/hppa/configure index 2cfe6cbea1..cf5acf966d 100644 --- a/sysdeps/hppa/configure +++ b/sysdeps/hppa/configure @@ -30,3 +30,10 @@ $as_echo "$libc_cv_asm_line_sep" >&6; } cat >>confdefs.h <<_ACEOF #define ASM_LINE_SEP $libc_cv_asm_line_sep _ACEOF + + +# PIE builds fail on binutils 2.37 and earlier, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28672 +$as_echo "#define PIE_UNSUPPORTED 1" >>confdefs.h + +# work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/hppa/configure.ac b/sysdeps/hppa/configure.ac index 1ec417b947..3e1c35bbd9 100644 --- a/sysdeps/hppa/configure.ac +++ b/sysdeps/hppa/configure.ac @@ -19,3 +19,8 @@ else fi rm -f conftest*]) AC_DEFINE_UNQUOTED(ASM_LINE_SEP, $libc_cv_asm_line_sep) + +# PIE builds fail on binutils 2.37 and earlier, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28672 +AC_DEFINE(PIE_UNSUPPORTED) +# work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/ia64/configure b/sysdeps/ia64/configure index 1ef70921bc..748cb52601 100644 --- a/sysdeps/ia64/configure +++ b/sysdeps/ia64/configure @@ -3,4 +3,9 @@ $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h + +# PIE builds fail on binutils 2.37 and earlier, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28672 +$as_echo "#define PIE_UNSUPPORTED 1" >>confdefs.h + # work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/ia64/configure.ac b/sysdeps/ia64/configure.ac index 3bae9fc5e1..8e5fba32c3 100644 --- a/sysdeps/ia64/configure.ac +++ b/sysdeps/ia64/configure.ac @@ -4,4 +4,8 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. dnl It is always possible to access static and hidden symbols in an dnl position independent way. AC_DEFINE(PI_STATIC_AND_HIDDEN) + +# PIE builds fail on binutils 2.37 and earlier, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28672 +AC_DEFINE(PIE_UNSUPPORTED) # work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/mach/hurd/configure b/sysdeps/mach/hurd/configure index 8d0702ad43..3303e5dff8 100644 --- a/sysdeps/mach/hurd/configure +++ b/sysdeps/mach/hurd/configure @@ -49,3 +49,9 @@ fi # Hurd has libpthread as a separate library. pthread_in_libc=no + +# Hurd build needs to be updated to support static pie, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28671 +$as_echo "#define PIE_UNSUPPORTED 1" >>confdefs.h + +# work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/mach/hurd/configure.ac b/sysdeps/mach/hurd/configure.ac index 82d085af33..022c2eff79 100644 --- a/sysdeps/mach/hurd/configure.ac +++ b/sysdeps/mach/hurd/configure.ac @@ -29,3 +29,8 @@ fi # Hurd has libpthread as a separate library. pthread_in_libc=no + +# Hurd build needs to be updated to support static pie, see: +# https://sourceware.org/bugzilla/show_bug.cgi?id=28671 +AC_DEFINE(PIE_UNSUPPORTED) +# work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/microblaze/configure b/sysdeps/microblaze/configure new file mode 100755 index 0000000000..e6652562d2 --- /dev/null +++ b/sysdeps/microblaze/configure @@ -0,0 +1,8 @@ +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/microblaze. + +# gcc 11.2.1 and earlier crash with an internal compiler error, see: +# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103613 +$as_echo "#define PIE_UNSUPPORTED 1" >>confdefs.h + +# work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/microblaze/configure.ac b/sysdeps/microblaze/configure.ac new file mode 100644 index 0000000000..1c58f70a7b --- /dev/null +++ b/sysdeps/microblaze/configure.ac @@ -0,0 +1,7 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/microblaze. + +# gcc 11.2.1 and earlier crash with an internal compiler error, see: +# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103613 +AC_DEFINE(PIE_UNSUPPORTED) +# work around problem with autoconf and empty lines at the end of files diff --git a/sysdeps/sparc/Makefile b/sysdeps/sparc/Makefile index 1be9a3db2c..12c2c1b085 100644 --- a/sysdeps/sparc/Makefile +++ b/sysdeps/sparc/Makefile @@ -2,6 +2,7 @@ long-double-fcts = yes pie-ccflag = -fPIE +no-pie-ccflag = -fno-PIE ifeq ($(subdir),gmon) sysdep_routines += sparc-mcount |