Dylan DPC e423a6f5f0
Rollup merge of #99198 - RalfJung:alloc-null-ptr, r=JohnTitor
add missing null ptr check in alloc example

`alloc` can return null on OOM, if I understood correctly. So we should never just deref a pointer we get from `alloc`.
2022-07-18 21:14:45 +05:30
..