CVS commit: src/tests/lib/libc/sys

["Andreas Gustafsson" <gson%netbsd.org@localhost>]

Module Name:    src
Committed By:   gson
Date:           Wed Apr  6 10:02:55 UTC 2022

Modified Files:
        src/tests/lib/libc/sys: Makefile t_mmap.c

Log Message:
Add a regression test for PR kern/52239, "Changing protections of
already mmap'ed region can fail", based on the test program in the PR.


To generate a diff of this commit:
cvs rdiff -u -r1.70 -r1.71 src/tests/lib/libc/sys/Makefile
cvs rdiff -u -r1.16 -r1.17 src/tests/lib/libc/sys/t_mmap.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.