[Bug middle-end/120072] New attribute alloc_variant_zeroed which can be used for alloc+memset->calloc optimization

[sjames at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120072

--- Comment #1 from Sam James <sjames at gcc dot gnu.org> ---
I was sure we had another request for this.