[llvm] [GVN] Load-store forwaring of scalable store to fixed load. (PR #124748)

[via llvm-commits]

iamlouk wrote:

> One thing that I thought was probably useful was to add NewGVN test coverage, to make sure it doesn't do anything unexpected.

NewGVN does not seam to use the `canCoerceMustAliasedValueToLoad` mechanism yet, I added all the tests for the normal GVN pass there as well, but the added functionality of this MR does not apply there.

https://github.com/llvm/llvm-project/pull/124748