diff options
Diffstat (limited to 'sysdeps/x86_64/configure')
| -rw-r--r-- | sysdeps/x86_64/configure | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sysdeps/x86_64/configure b/sysdeps/x86_64/configure index efef46b1b7..8674d14569 100644 --- a/sysdeps/x86_64/configure +++ b/sysdeps/x86_64/configure @@ -85,6 +85,39 @@ if test x"$build_mathvec" = xnotset; then build_mathvec=yes fi +if test "$static_pie" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker static PIE support" >&5 +$as_echo_n "checking for linker static PIE support... " >&6; } +if ${libc_cv_ld_static_pie+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat > conftest.s <<\EOF + .text + .global _start + .weak foo +_start: + leaq foo(%rip), %rax +EOF + libc_cv_pie_option="-Wl,-pie" + if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -nostartfiles -nostdlib $no_ssp $libc_cv_pie_option -o conftest conftest.s 1>&5' + { { eval echo "\"\$as_me\":${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 + libc_cv_ld_static_pie=yes + else + libc_cv_ld_static_pie=no + fi +rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ld_static_pie" >&5 +$as_echo "$libc_cv_ld_static_pie" >&6; } + if test "$libc_cv_ld_static_pie" != yes; then + as_fn_error $? "linker support for static PIE needed" "$LINENO" 5 + fi +fi + $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h |