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* configure.ac: Extend -Wno-trampolines to host.

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Vladimir 'phcoder' Serbinenko 2013-01-03 21:34:34 +01:00
parent dadddb7665
commit 00c05e22f1
2 changed files with 21 additions and 0 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2013-01-03 Vladimir Serbinenko <phcoder@gmail.com>
* configure.ac: Extend -Wno-trampolines to host.
2013-01-03 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/fs/iso9660.c (grub_iso9660_susp_iterate): Avoid hang if

17
configure.ac
View File

@ -358,6 +358,23 @@ AC_CHECK_HEADER([util.h], [
])
AC_SUBST([LIBUTIL])
AC_CACHE_CHECK([whether -Wno-trampolines work], [grub_cv_host_cc_wnotrampolines], [
SAVED_CFLAGS="$CFLAGS"
# Test for -Wtrampolines rather than -Wno-trampolines to reduce confusion
# in the event of later failures (since -Wno-* is always accepted, but
# produces a diagnostic if something else is wrong).
CFLAGS="$HOST_CFLAGS -Wtrampolines"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdarg.h>
int va_arg_func (int fixed, va_list args);]], [[]])],
[grub_cv_host_cc_wnotrampolines=yes],
[grub_cv_host_cc_wnotrampolines=no])
CFLAGS="$SAVED_CFLAGS"
])
if test x"$grub_host_cv_cc_wnotrampolines" = xyes ; then
HOST_CFLAGS="$HOST_CFLAGS -Wno-trampolines"
fi
#
# Check for host and build compilers.
#