* init.cc (threadfunc_fe): Hack to make thread stacks always 16

byte aligned.
2004-04-30 13:27:27 +00:00
parent 6194cf4a4b
commit 72f3756e07
2 changed files with 7 additions and 0 deletions
--- 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);
 }