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2008-04-10 Pavel Roskin <proski@gnu.org>

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* configure.ac: Always use "_cv_" in cache variables for
	compatibility with Autoconf 2.62.
This commit is contained in:
proski 2008-04-10 22:26:50 +00:00
parent a02a73c5f8
commit 322562eae8
3 changed files with 23 additions and 18 deletions
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12
configure.ac
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@ -207,11 +207,11 @@ if test "x$TARGET_CFLAGS" = x; then
-Wundef -Wstrict-prototypes -g"
# optimization flags.
AC_CACHE_CHECK([whether optimization for size works], size_flag, [
AC_CACHE_CHECK([whether optimization for size works], grub_cv_cc_Os, [
CFLAGS=-Os
AC_TRY_COMPILE(, , size_flag=yes, size_flag=no)
AC_TRY_COMPILE(, , grub_cv_cc_Os=yes, grub_cv_cc_Os=no)
])
if test "x$size_flag" = xyes; then
if test "x$grub_cv_cc_Os" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -Os"
else
TARGET_CFLAGS="$TARGET_CFLAGS -O2 -fno-strength-reduce -fno-unroll-loops"
@ -219,12 +219,12 @@ if test "x$TARGET_CFLAGS" = x; then
# Force no alignment to save space on i386.
if test "x$target_cpu" = xi386; then
AC_CACHE_CHECK([whether -falign-loops works], [falign_loop_flag], [
AC_CACHE_CHECK([whether -falign-loops works], [grub_cv_cc_falign_loop], [
CFLAGS="-falign-loops=1"
AC_TRY_COMPILE(, , [falign_loop_flag=yes], [falign_loop_flag=no])
AC_TRY_COMPILE(, , [grub_cv_cc_falign_loop=yes], [grub_cv_cc_falign_loop=no])
])
if test "x$falign_loop_flag" = xyes; then
if test "x$grub_cv_cc_falign_loop" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -falign-jumps=1 -falign-loops=1 -falign-functions=1"
else
TARGET_CFLAGS="$TARGET_CFLAGS -malign-jumps=1 -malign-loops=1 -malign-functions=1"