* crt0.o (mainCRTStartup): 16 byte align stack for main function.

2004-05-04 14:46:25 +00:00 · 2004-05-04 14:46:25 +00:00 · 423ea473f4
parent ad7ba32b2d
commit 423ea473f4
2 changed files with 6 additions and 0 deletions
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@ -1,3 +1,7 @@
+2004-05-04  Corinna Vinschen  <corinna@vinschen.de>
+
+	* crt0.o (mainCRTStartup): 16 byte align stack for main function.
+
 2004-05-04  Corinna Vinschen  <corinna@vinschen.de>

 	* path.cc (check_sysfile): Don't scan string twice.
--- a/winsup/cygwin/crt0.c
+++ b/winsup/cygwin/crt0.c
@ -36,6 +36,8 @@ void
 mainCRTStartup ()
 {
 #ifdef __i386__
+  (void)__builtin_return_address(1);
+  asm volatile ("andl $-16,%%esp" ::: "%esp");
  if (__cygwin_crt0_bp)
    asm volatile ("int3");