Add support for the llvm.is.constant.* intrinsics.

JuliaHubOSS / llvm-cbe

resurrected LLVM "C Backend", with improvements

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Add support for the llvm.is.constant.* intrinsics. #185

Closed bcoppens closed 6 months ago

bcoppens commented 7 months ago

According to the LLVM LangRef, this intrinsic will never return true when constant folding is not run, so always returning false is safe. Partially resolves issue #149, and resolves #102

bcoppens commented 7 months ago

Thanks for the reviews, I've added a commit addressing them