libc: Fix longjmp/_longjmp(buf, 0) for AArch64 and RISC-V

These architectures fail to handle this special case, and will cause the
corresponding setjmp/_setjmp to return 0 rather than 1. Fix this an

libc: Fix longjmp/_longjmp(buf, 0) for AArch64 and RISC-V

These architectures fail to handle this special case, and will cause the
corresponding setjmp/_setjmp to return 0 rather than 1. Fix this and add
regression tests (also committed upstream).

PR: 268684
Reviewed by: arichardson, jhb
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D29363

show more ...

Pull in ^/vendor/NetBSD/tests/dist@r312219

Remove divergence with upstream where possible

Fix and connect setjmp test.

Sponsored by: EMC / Isilon Storage Division

Import the NetBSD test suite from ^/vendor/NetBSD/tests/09.30.2014_20.45 ,
minus the vendor Makefiles

Provide directions for how to bootstrap the vendor sources in
FREEBSD-upgrade

MFC after 2 weeks

Import the NetBSD test suite from ^/vendor/NetBSD/tests/09.30.2014_20.45 ,
minus the vendor Makefiles

Provide directions for how to bootstrap the vendor sources in
FREEBSD-upgrade

MFC after 2 weeks
Discussed with: rpaulo
Sponsored by: EMC / Isilon Storage Division

show more ...