From 07a324a0f6464f31765ee4bc5cfc23a99d426705 Mon Sep 17 00:00:00 2001
From: samuel <samuel@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 20 Nov 2018 09:59:10 +0000
Subject: Native implementation of coroutines to improve performance of fibers

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65834 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.ac | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index f4be92039d..03d3cf4aea 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2274,6 +2274,12 @@ AS_IF([test x"$target_cpu" = xia64], [
     ])
 ])
 
+AS_CASE(["$target_cpu-$target_os"],
+  [*-darwin*], [
+    AC_LIBOBJ([coroutine/amd64/Context])
+  ],
+)
+
 AC_CACHE_CHECK(whether right shift preserve sign bit, rb_cv_rshift_sign,
     [AC_COMPILE_IFELSE([AC_LANG_BOOL_COMPILE_TRY([], [(-1==(-1>>1))])],
 	rb_cv_rshift_sign=yes,
-- 
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