diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/configure.ac b/configure.ac index fa7d3c025b..b6a747dece 100644 --- a/configure.ac +++ b/configure.ac @@ -1324,37 +1324,6 @@ if test $libc_cv_as_noexecstack = yes; then fi AC_SUBST(ASFLAGS_config) -AC_CACHE_CHECK(for -z combreloc, - libc_cv_z_combreloc, [dnl -cat > conftest.c <<EOF -extern int bar (int); -extern int mumble; -int foo (void) { return bar (mumble); } -EOF -if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS - -fPIC -shared $no_ssp -o conftest.so conftest.c - -nostdlib -nostartfiles - -Wl,-z,combreloc 1>&AS_MESSAGE_LOG_FD]) -then -dnl The following test is a bit weak. We must use a tool which can test -dnl cross-platform since the gcc used can be a cross compiler. Without -dnl introducing new options this is not easily doable. Instead use a tool -dnl which always is cross-platform: readelf. To detect whether -z combreloc -dnl look for a section named .rel.dyn or .rela.dyn. - if $READELF -S conftest.so | grep -E '.rela?.dyn' > /dev/null; then - libc_cv_z_combreloc=yes - else - libc_cv_z_combreloc=no - fi -else - libc_cv_z_combreloc=no -fi -rm -f conftest*]) -if test "$libc_cv_z_combreloc" = yes; then - AC_DEFINE(HAVE_Z_COMBRELOC) -fi -AC_SUBST(libc_cv_z_combreloc) - LIBC_LINKER_FEATURE([-z execstack], [-Wl,-z,execstack], [libc_cv_z_execstack=yes], [libc_cv_z_execstack=no]) AC_SUBST(libc_cv_z_execstack) |