build: Disable PIE in TARGET_CCASFLAGS if needed

PIE should be disabled in assembly sources as well, or else GRUB will
fail to boot.

Bug: https://bugs.gentoo.org/667852

Signed-off-by: Mike Gilbert <floppym@gentoo.org>
Signed-off-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Tested-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>

diff --git a/configure.ac b/configure.ac
index 54f3bad59b8e1404aa8d1d7af34350d15faa436b..f1948941830e269a1c352d86046ced85898e4bfc 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1263,6 +1263,7 @@ grub_CHECK_LINK_PIE
 # `-fPIE' or '-fpie' and '-pie' in the default specs.
 if [ x"$pie_possible" = xyes ]; then
   TARGET_CFLAGS="$TARGET_CFLAGS -fno-PIE -fno-pie"
+  TARGET_CCASFLAGS="$TARGET_CCASFLAGS -fno-PIE -fno-pie"
 fi
 
 if [ x"$link_nopie_needed" = xyes ] || [ x"$pie_possible" = xyes ]; then