[PATCH rcu 0/5] nolibc updates for v5.20

[Paul E. McKenney]

Hello!

This series provides nolibc updates, including improved testing:

1.	Support overflow checking for older compiler versions, courtesy
	of Ammar Faizi.

2.	Add format attribute to enable printf warnings, courtesy of
	Alviro Iskandar Setiawan.

3.	fix the makefile to also work as "make -C tools ...", courtesy
	of Willy Tarreau.

4.	make the default target build the headers, courtesy of Willy
	Tarreau.

5.	add a help target to list supported targets, courtesy of Willy
	Tarreau.

						Thanx, Paul

------------------------------------------------------------------------

 b/tools/Makefile                |    3 +++
 b/tools/include/nolibc/Makefile |   18 +++++++++++++++++-
 b/tools/include/nolibc/stdio.h  |    4 ++--
 b/tools/include/nolibc/stdlib.h |    7 +++----
 tools/include/nolibc/Makefile   |   19 ++++++++++++++++++-
 5 files changed, 43 insertions(+), 8 deletions(-)