jmp_with_stack is a hack which makes no sense on archs which pass args
in registers.  Replace it (for amd64) with something more disciplined:
call_on_new_stack_0_0 and call_on_new_stack_0_1.



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@3401 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/core.h b/coregrind/core.h
index 0d23d27..fc4cec2 100644
--- a/coregrind/core.h
+++ b/coregrind/core.h
@@ -1686,7 +1686,7 @@
 extern void VGA_(os_state_init)(ThreadState *);
 
 // Run a thread from beginning to end.  Does not return if tid == VG_(master_tid).
-void VGA_(thread_wrapper)(ThreadId tid);
+void VGA_(thread_wrapper)(Word /*ThreadId*/ tid);
 
 // Like VGA_(thread_wrapper), but it allocates a stack before calling
 // to VGA_(thread_wrapper) on that stack, as if it had been set up by