From 1edaa6d2441dc168bebc4f3ebb254a85b1425dba Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 9 Apr 2014 04:07:14 +0000
Subject: [PATCH] configure.in: no __builtin_setjmp on x64-mingw

* configure.in: get rid of __builtin_setjmp/__builtin_longjmp on
  x64-mingw, which causes SEGV with callcc.
  [ruby-core:61887] [Bug #9710]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45537 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog    | 6 ++++++
 configure.in | 1 +
 2 files changed, 7 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 309a5556fd..0c05621213 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Wed Apr  9 13:07:13 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* configure.in: get rid of __builtin_setjmp/__builtin_longjmp on
+	  x64-mingw, which causes SEGV with callcc.
+	  [ruby-core:61887] [Bug #9710]
+
 Wed Apr  9 12:44:54 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* string.c (str_buf_cat): should round up the capacity by 4KiB,
diff --git a/configure.in b/configure.in
index 2094f7b4a7..f52e0ba370 100644
--- a/configure.in
+++ b/configure.in
@@ -1059,6 +1059,7 @@ main()
                 ac_cv_func_clock_gettime=yes
                 ac_cv_func_clock_getres=yes
 		ac_cv_func_malloc_usable_size=no
+		{ test "$target_cpu" = x64 && ac_cv_func___builtin_setjmp=no; }
 		AC_CHECK_TYPE([NET_LUID], [], [],
 			      [@%:@include <windows.h>
 		  	      @%:@include <iphlpapi.h>])