Date: Sat, 24 Feb 2018 16:01:21 +0000 (UTC) From: Alan Somers <asomers@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r329910 - head/sys/cddl/contrib/opensolaris/uts/common/sys Message-ID: <201802241601.w1OG1LQ3043733@repo.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: asomers Date: Sat Feb 24 16:01:21 2018 New Revision: 329910 URL: https://svnweb.freebsd.org/changeset/base/329910 Log: Implement CTASSERT using _Static_assert Prevents warnings about "unused typedef" with GCC-6 Reported by: GCC-6 MFC after: 18 days X-MFC-With: 329722 Modified: head/sys/cddl/contrib/opensolaris/uts/common/sys/debug.h Modified: head/sys/cddl/contrib/opensolaris/uts/common/sys/debug.h ============================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/sys/debug.h Sat Feb 24 15:13:20 2018 (r329909) +++ head/sys/cddl/contrib/opensolaris/uts/common/sys/debug.h Sat Feb 24 16:01:21 2018 (r329910) @@ -133,8 +133,8 @@ _NOTE(CONSTCOND) } while (0) #ifndef CTASSERT #define CTASSERT(x) _CTASSERT(x, __LINE__) #define _CTASSERT(x, y) __CTASSERT(x, y) -#define __CTASSERT(x, y) \ - typedef char __compile_time_assertion__ ## y [(x) ? 1 : -1] +#define __CTASSERT(x, y) \ + _Static_assert((x), "Static assert failed at " #y) #endif #ifdef _KERNEL
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201802241601.w1OG1LQ3043733>