2 files changed, 22 insertions, 1 deletions

diff --git a/configure.ac b/configure.ac
index e56e39d..bdb015b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -57,7 +57,6 @@ AC_CHECK_FUNC([clock_gettime],,
 AC_CHECK_FUNC([dl_iterate_phdr],,
         [AC_SEARCH_LIBS([dl_iterate_phdr],[dl])])
 
-AM_PROG_AS
 AC_PROG_CC
 AC_PROG_LIBTOOL
 AC_PROG_CC_STDC
@@ -73,6 +72,18 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
 )
 CFLAGS="$save_cflags $AM_CFLAGS"
 
+save_cflags="$CFLAGS"
+CFLAGS=
+AC_MSG_CHECKING([whether AS supports .note.GNU-stack])
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+__asm__(".section .note.GNU-stack,\"\",@progbits");]])],
+        [AC_MSG_RESULT([yes])]
+        [AM_CFLAGS=-DHAVE_GNU_STACK],
+        [AC_MSG_RESULT([no])]
+)
+CFLAGS="$save_cflags $AM_CFLAGS"
+AM_PROG_AS
+
 AC_MSG_CHECKING([if compiling with clang])
 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[
 #ifndef __clang__
diff --git a/update.sh b/update.sh
index c49f7eb..c8ec876 100755
--- a/update.sh
+++ b/update.sh
@@ -125,10 +125,20 @@ $CP crypto/compat/ui_openssl_win.c crypto/ui
 asm_src=$libssl_src/src/crypto
 gen_asm_stdout() {
         perl $asm_src/$2 $1 > $3.tmp
+        [[ $1 == "elf" ]] && cat <<-EOF >> $3.tmp
+        #if defined(HAVE_GNU_STACK)
+        .section .note.GNU-stack,"",%progbits
+        #endif
+        EOF
         $MV $3.tmp $3
 }
 gen_asm() {
         perl $asm_src/$2 $1 $3.tmp
+        [[ $1 == "elf" ]] && cat <<-EOF >> $3.tmp
+        #if defined(HAVE_GNU_STACK)
+        .section .note.GNU-stack,"",%progbits
+        #endif
+        EOF
         $MV $3.tmp $3
 }
 for abi in elf macosx; do