diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/configure.in b/configure.in index dc96f2f1de..fb3b86e76b 100644 --- a/configure.in +++ b/configure.in @@ -1505,6 +1505,12 @@ EOH ])dnl ])dnl +AC_CACHE_CHECK(for typeof, rb_cv_typeof, + [AC_TRY_COMPILE([int i; typeof(i) j;], [], [rb_cv_typeof=yes], [rb_cv_typeof=no])]) +if test "$rb_cv_typeof" = yes; then + AC_DEFINE(HAVE_TYPEOF) +fi + dnl RUBY_FUNC_ATTRIBUTE(attrib, macroname, cachevar, condition) AC_DEFUN([RUBY_FUNC_ATTRIBUTE], [dnl m4_ifval([$2], dnl |