Date: Fri, 26 Jan 2018 21:51:00 +0000 (UTC) From: Warner Losh <imp@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r328446 - head/stand/uboot/lib Message-ID: <201801262151.w0QLp0sE021257@repo.freebsd.org>
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Author: imp Date: Fri Jan 26 21:50:59 2018 New Revision: 328446 URL: https://svnweb.freebsd.org/changeset/base/328446 Log: Now that exit is __dead2, we need to tag ub_exit() as __dead2. To do that, we have to put a while (1); after the syscall that will never return to fake out the compiler.... Modified: head/stand/uboot/lib/glue.c head/stand/uboot/lib/glue.h Modified: head/stand/uboot/lib/glue.c ============================================================================== --- head/stand/uboot/lib/glue.c Fri Jan 26 18:42:28 2018 (r328445) +++ head/stand/uboot/lib/glue.c Fri Jan 26 21:50:59 2018 (r328446) @@ -187,6 +187,7 @@ ub_reset(void) { syscall(API_RESET, NULL); + while (1); /* Can't tag syscall as __dead2 */ } static struct mem_region mr[UB_MAX_MR]; Modified: head/stand/uboot/lib/glue.h ============================================================================== --- head/stand/uboot/lib/glue.h Fri Jan 26 18:42:28 2018 (r328445) +++ head/stand/uboot/lib/glue.h Fri Jan 26 21:50:59 2018 (r328446) @@ -78,7 +78,7 @@ void ub_putc(char); void ub_puts(const char *); /* system */ -void ub_reset(void); +void ub_reset(void) __dead2; struct sys_info *ub_get_sys_info(void); /* time */
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