CVS commit: src

["Taylor R Campbell" <riastradh%netbsd.org@localhost>]

Module Name:    src
Committed By:   riastradh
Date:           Tue Apr  1 00:33:55 UTC 2025

Modified Files:
        src/distrib/sets/lists/debug: mi
        src/distrib/sets/lists/tests: mi
        src/sys/sys: stddef.h
        src/tests/include: Makefile
Added Files:
        src/tests/include: t_stddef.c

Log Message:
stddef.h: New nullptr_t, unreachable().

Define __STDC_VERSION_STDDEF_H__ while here.

Order content according to standard, and quote the relevant clauses,
to make it easier to audit.

PR standards/58605: C23: __STDC_*_H__ versions
PR standards/58620: C23: <stddef.h> unreachable() macro
PR standards/58621: C23: <stddef.h> nullptr_t


To generate a diff of this commit:
cvs rdiff -u -r1.471 -r1.472 src/distrib/sets/lists/debug/mi
cvs rdiff -u -r1.1363 -r1.1364 src/distrib/sets/lists/tests/mi
cvs rdiff -u -r1.1 -r1.2 src/sys/sys/stddef.h
cvs rdiff -u -r1.10 -r1.11 src/tests/include/Makefile
cvs rdiff -u -r0 -r1.1 src/tests/include/t_stddef.c

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