[PATCH] D103617: [InstCombine] eliminate sext and/or trunc if value has enough signbits

[Sanjay Patel via Phabricator via llvm-commits]

spatel added a comment.

In D103617#2796286 <https://reviews.llvm.org/D103617#2796286>, @lebedev.ri wrote:

> As per 5a654bfeab588715fa6d266a7789484850605a18 <https://reviews.llvm.org/rG5a654bfeab588715fa6d266a7789484850605a18>, did you add the test where we'd form `trunc`?

I didn't know you had tried this one already. :)
Yes - see tests "wide_source_matching_signbits" and "wide_source_not_matching_signbits".


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https://reviews.llvm.org/D103617