From 767d70841a998c16a7487f9b286a9a944f69e7b7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 26 Oct 2010 09:09:45 +0000
Subject: * Makefile.in (ASFLAGS): needs INCFLAGS.

* configure.in (rb_cv_dynamic_alloca): check if extra source for
  dynamic size alloca.

* missing/x86_64-chkstk.s (___chkstk): necessary for alloca of
  amd64-mingw32msvc-gcc on Ubutu.

* thread_win32.c (ruby_alloca_chkstk): check stack overflow

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29598 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 missing/x86_64-chkstk.s | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 missing/x86_64-chkstk.s

(limited to 'missing')

diff --git a/missing/x86_64-chkstk.s b/missing/x86_64-chkstk.s
new file mode 100644
index 0000000000..6d1227b6d2
--- /dev/null
+++ b/missing/x86_64-chkstk.s
@@ -0,0 +1,10 @@
+	.text
+.globl ___chkstk
+___chkstk:
+	pushq	%rax
+	movq	%rax, %rcx
+	movq	%rsp, %rdx
+	call	_ruby_alloca_chkstk
+	popq	%rax
+	subq	%rax, %rsp
+	ret
-- 
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