From 2e05e6ccd934e051237bca1d6af76e748dbb7bc7 Mon Sep 17 00:00:00 2001
From: corinna <corinna>
Date: Fri, 30 Apr 2004 13:27:27 +0000
Subject: [PATCH] 	* init.cc (threadfunc_fe): Hack to make thread stacks
 always 16 	byte aligned.

---
 winsup/cygwin/ChangeLog | 5 +++++
 winsup/cygwin/init.cc   | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 1417814d7f..e07a3a7f9b 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2004-04-30  DJ Delorie  <dj@redhat.com>
+
+	* init.cc (threadfunc_fe): Hack to make thread stacks always 16
+	byte aligned.
+
 2004-04-21  Yitzchak Scott-Thoennes  <sthoenna@efn.org>
 
 	* syscalls.cc (lseek64): Fix debug_printf format string.
diff --git a/winsup/cygwin/init.cc b/winsup/cygwin/init.cc
index af8c0ea39d..9ba585ecb5 100644
--- a/winsup/cygwin/init.cc
+++ b/winsup/cygwin/init.cc
@@ -27,6 +27,8 @@ HANDLE sync_startup;
 static void WINAPI
 threadfunc_fe (VOID *arg)
 {
+  (void)__builtin_return_address(1);
+  asm volatile ("andl $-16,%%esp" ::: "%esp");
   _cygtls::call ((DWORD (*)  (void *, void *)) (((char **) _tlsbase)[OLDFUNC_OFFSET]), arg);
 }
 
-- 
2.11.0