[Bug sanitizer/79562] New: sanitizer breaks bootstrap of x86_64-*-freebsd

[kargl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79562

            Bug ID: 79562
           Summary: sanitizer breaks bootstrap of x86_64-*-freebsd
           Product: gcc
           Version: 7.0
            Status: UNCONFIRMED
          Severity: blocker
          Priority: P3
         Component: sanitizer
          Assignee: unassigned at gcc dot gnu.org
          Reporter: kargl at gcc dot gnu.org
                CC: dodji at gcc dot gnu.org, dvyukov at gcc dot gnu.org,
                    jakub at gcc dot gnu.org, kcc at gcc dot gnu.org
  Target Milestone: ---

Bootstrap appears broken on x86_64-*-freebsd due to the sanitizer.

In file included from
/home/sgk/gcc/gcc7/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc:59:0:
/usr/include/sys/timeb.h:42:2: warning: #warning "this file includes
<sys/timeb.h> which is deprecated" [-Wcpp]
 #warning "this file includes <sys/timeb.h> which is deprecated"
  ^~~~~~~
/home/sgk/gcc/gcc7/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc:442:53:
error: invalid application of 'sizeof' to incomplete type 'rtentry'
   unsigned struct_rtentry_sz = sizeof(struct rtentry);
                                                     ^
gmake[4]: *** [Makefile:523: sanitizer_platform_limits_posix.lo] Error 1
gmake[4]: Leaving directory
'/mnt/sgk/obj7/x86_64-unknown-freebsd12.0/libsanitizer/sanitizer_common'
gmake[3]: *** [Makefile:467: all-recursive] Error 1
gmake[3]: Leaving directory
'/mnt/sgk/obj7/x86_64-unknown-freebsd12.0/libsanitizer'
gmake[2]: *** [Makefile:337: all] Error 2
gmake[2]: Leaving directory
'/mnt/sgk/obj7/x86_64-unknown-freebsd12.0/libsanitizer'
gmake[1]: *** [Makefile:15904: all-target-libsanitizer] Error 2
gmake[1]: Leaving directory '/mnt/sgk/obj7'
gmake: *** [Makefile:23097: bootstrap] Error 2