The branch stable/14 has been updated by ngie: URL: https://cgit.FreeBSD.org/src/commit/?id=175920c9d0f71bf9b7beb4854836e340c0c563da
commit 175920c9d0f71bf9b7beb4854836e340c0c563da Author: Enji Cooper <[email protected]> AuthorDate: 2026-02-15 18:41:43 +0000 Commit: Enji Cooper <[email protected]> CommitDate: 2026-02-22 03:34:11 +0000 libnetbsd: import the `__nothing` macro This macro is widely used in new NetBSD tests. Please see the comment next to the imported macro for more details on its use. Obtained from: NetBSD (c26cc77b3a0b2) MFC after: 1 week (cherry picked from commit faaeb6e62ae2f7371ac3ed37aae102f8e066a4b9) --- lib/libnetbsd/sys/cdefs.h | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/lib/libnetbsd/sys/cdefs.h b/lib/libnetbsd/sys/cdefs.h index 8da812693961..fcc3cc6f15be 100644 --- a/lib/libnetbsd/sys/cdefs.h +++ b/lib/libnetbsd/sys/cdefs.h @@ -1,4 +1,3 @@ - /*- * SPDX-License-Identifier: BSD-3-Clause * @@ -81,4 +80,18 @@ #define __BITS(__m, __n) \ ((__BIT(MAX((__m), (__n)) + 1) - 1) ^ (__BIT(MIN((__m), (__n))) - 1)) +/* + * To be used when an empty body is required like: + * + * #ifdef DEBUG + * # define dprintf(a) printf(a) + * #else + * # define dprintf(a) __nothing + * #endif + * + * We use ((void)0) instead of do {} while (0) so that it + * works on , expressions. + */ +#define __nothing (/*LINTED*/(void)0) + #endif /* _LIBNETBSD_SYS_CDEFS_H_ */
