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Diffstat (limited to 'lib/ccan/libccan.m4')
| -rw-r--r-- | lib/ccan/libccan.m4 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/ccan/libccan.m4 b/lib/ccan/libccan.m4 index df38d3b962..7dbea5815c 100644 --- a/lib/ccan/libccan.m4 +++ b/lib/ccan/libccan.m4 @@ -236,6 +236,21 @@ if test x"$samba_cv_builtin_types_compatible_p" = xyes ; then [whether we have __builtin_types_compatible_p]) fi +AC_CACHE_CHECK([whether we have __builtin_choose_exptr], + samba_cv_builtin_choose_expr, + [ + AC_LINK_IFELSE( + [int main(void) { + return __builtin_choose_expr(1, 0, "garbage"); + }], + samba_cv_builtin_types_choose_expr=yes) + ]) + +if test x"$samba_cv_builtin_choose_expr" = xyes ; then + AC_DEFINE(HAVE_BUILTIN_CHOOSE_EXPR, 1, + [whether we have __builtin_choose_expr]) +fi + AC_CACHE_CHECK([whether we have __builtin_compound_literals], samba_cv_builtin_compound_literals, [ |