jasonmolenda added a comment.
In D98529#2632424 <https://reviews.llvm.org/D98529#2632424>, @justincohen wrote:
> uint32_t addressing_bits;
> size_t len = sizeof (uint32_t);
> ret = sysctlbyname("machdep.virtual_address_size", &addressing_bits, &len,
> NULL, 0);
>
> returns ret == -1 on an iOS 14.4 device. I do see this work on an m1 mac.
Hmmm let me install iOS 14.4 on a device and check. The iOS devices have the
default number of addressing bits in use (unlike the M1
<https://reviews.llvm.org/M1> macs) so it could be failing on iOS without me
ever noticing.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D98529/new/
https://reviews.llvm.org/D98529
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