diff options
| author | Mike Belopuhov <mikeb@cvs.openbsd.org> | 2009-03-02 09:42:56 +0000 |
|---|---|---|
| committer | Mike Belopuhov <mikeb@cvs.openbsd.org> | 2009-03-02 09:42:56 +0000 |
| commit | 2b2bb8aed353f7593d0bf5944501f22173c45b35 (patch) | |
| tree | 6bd2736c70151b127bf4374886b195c95ac8b1bc | |
| parent | 1a9f8ee3caf0d3def310753f77069e639cd5078c (diff) | |
Fixup empty macro. Original comment from harti at freebsd.org:
Make the default RB_AUGMENT() produce a 'do {} while (0)' instead
of nothing. This prevents the compiler from complaining about empty
if statements when compiled with higher WARN levels.
ok krw
| -rw-r--r-- | sys/sys/tree.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/sys/tree.h b/sys/sys/tree.h index 08b1b2ebe0e..30c62b6d26c 100644 --- a/sys/sys/tree.h +++ b/sys/sys/tree.h @@ -1,4 +1,4 @@ -/* $OpenBSD: tree.h,v 1.11 2008/05/11 22:19:09 millert Exp $ */ +/* $OpenBSD: tree.h,v 1.12 2009/03/02 09:42:55 mikeb Exp $ */ /* * Copyright 2002 Niels Provos <provos@citi.umich.edu> * All rights reserved. @@ -329,7 +329,7 @@ struct { \ } while (0) #ifndef RB_AUGMENT -#define RB_AUGMENT(x) +#define RB_AUGMENT(x) do {} while (0) #endif #define RB_ROTATE_LEFT(head, elm, tmp, field) do { \ |