Andrew Zonenberg (azonenberg@ioc.exchange)'s status on Friday, 02-Aug-2024 22:55:11 JST

@whitequark Is it? The value of NULL is implementation defined not UB. In my libc (as with most) it's zero.

And on this chip's memory map, zero is a valid, writable, executable address at the beginning of a 64K ITCM SRAM segment.