[llvm] [FastISel] Lower call instruction with illegal type returned (PR #180322)

[Matt Arsenault via llvm-commits]

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arsenm wrote:

Probably should be processing the processed return type, instead of this. AArch64 example: https://github.com/llvm/llvm-project/blob/3d3ad01e47abe63c78bf7ed58bc60b8ec45c6e25/llvm/lib/Target/AArch64/AArch64FastISel.cpp#L3201

https://github.com/llvm/llvm-project/pull/180322