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* configure.ac: Add -Wno-trampolines when supported.

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Vladimir 'phcoder' Serbinenko 2010-11-14 17:13:44 +01:00
parent d20a3b371c
commit 779dc15bf6
2 changed files with 18 additions and 0 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2010-11-14 Vladimir Serbinenko <phcoder@gmail.com>
* configure.ac: Add -Wno-trampolines when supported.
2010-11-14 Modestas Vainius <modax@debian.org>
* grub-core/kern/emu/getroot.c (grub_util_is_dmraid): Recognise ddf1_

14
configure.ac
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@ -668,6 +668,20 @@ if test x"$grub_cv_cc_isystem" = xyes ; then
fi
fi
AC_CACHE_CHECK([whether -Wno-trampolines work], [grub_cv_cc_wnotrampolines], [
SAVED_CFLAGS="$CFLAGS"
CFLAGS="$TARGET_CFLAGS -Wno-trampolines"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdarg.h>
int va_arg_func (int fixed, va_list args);]], [[]])],
[grub_cv_cc_wnotrampolines=yes],
[grub_cv_cc_wnotrampolines=no])
CFLAGS="$SAVED_CFLAGS"
])
if test x"$grub_cv_cc_wnotrampolines" = xyes ; then
TARGET_CFLAGS="$TARGET_CFLAGS -Wno-trampolines"
fi
# Restore the flags.
CC="$tmp_CC"
CFLAGS="$tmp_CFLAGS"