diff options
Diffstat (limited to 'gcc/configure')
| -rwxr-xr-x | gcc/configure | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/gcc/configure b/gcc/configure index fe5e6b39f7a..c03bd4d179a 100755 --- a/gcc/configure +++ b/gcc/configure @@ -8838,11 +8838,32 @@ EOF fi echo "$ac_t""$gcc_cv_ld_eh_frame_hdr" 1>&6 +echo $ac_n "checking linker position independent executable support""... $ac_c" 1>&6 +echo "configure:8843: checking linker position independent executable support" >&5 +gcc_cv_ld_pie=no +if test $in_tree_ld = yes ; then + if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 15 -o "$gcc_cv_gld_major_version" -gt 2 && grep 'EMUL = elf' ../ld/Makefile > /dev/null; then + gcc_cv_ld_pie=yes + fi +elif test x$gcc_cv_ld != x; then + # Check if linker supports -pie option + if $gcc_cv_ld --help 2>/dev/null | grep -- -pie > /dev/null; then + gcc_cv_ld_pie=yes + fi +fi +if test x"$gcc_cv_ld_pie" = xyes; then + cat >> confdefs.h <<\EOF +#define HAVE_LD_PIE 1 +EOF + +fi +echo "$ac_t""$gcc_cv_ld_pie" 1>&6 + # Miscellaneous target-specific checks. case "$target" in mips*-*-*) echo $ac_n "checking whether libgloss uses STARTUP directives consistently""... $ac_c" 1>&6 -echo "configure:8846: checking whether libgloss uses STARTUP directives consistently" >&5 +echo "configure:8867: checking whether libgloss uses STARTUP directives consistently" >&5 gcc_cv_mips_libgloss_startup=no gcc_cv_libgloss_srcdir=`echo $srcdir | sed -e 's,/gcc$,,'`/libgloss if test "x$exec_prefix" = xNONE; then @@ -8870,7 +8891,7 @@ EOF echo "$ac_t""$gcc_cv_mips_libgloss_startup" 1>&6 echo $ac_n "checking whether the assembler has explicit relocation support""... $ac_c" 1>&6 -echo "configure:8874: checking whether the assembler has explicit relocation support" >&5 +echo "configure:8895: checking whether the assembler has explicit relocation support" >&5 if test x$gcc_cv_mips_explicit_relocs = x; then gcc_cv_mips_explicit_relocs=no if test x$gcc_cv_as != x; then @@ -9065,7 +9086,7 @@ fi echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6 -echo "configure:9069: checking whether to enable maintainer-specific portions of Makefiles" >&5 +echo "configure:9090: checking whether to enable maintainer-specific portions of Makefiles" >&5 # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given. if test "${enable_maintainer_mode+set}" = set; then enableval="$enable_maintainer_mode" |