[compiler-rt] [TySan] Intercept malloc_size on Apple platforms. (PR #122133)

[Sean McBride via llvm-commits]

seanm wrote:

I've download this patch locally, and can confirm it fixes my issue. Now 94% of cmake's unit tests pass, which is the kind of fraction one might expect using a new stress testing tool. Now to actually take a look at some...

https://github.com/llvm/llvm-project/pull/122133