[llvm] [LLVM] [X86] Fix integer overflows in frame layout for huge frames (PR #101840)

[via llvm-commits]

zmodem wrote:

I haven't looked deeply at the code yet, but the function that's hitting the assert is https://source.chromium.org/chromium/chromium/src/+/82472113b1df5e77637b78e10889340f4d405739:third_party/angle/src/gpu_info_util/SystemInfo.cpp;l=225 (I assume with a bunch of stuff inlined into it.) That doesn't look particularly edgy to me, and as far as I know it does get executed.

https://github.com/llvm/llvm-project/pull/101840