[PATCH] D114035: [DSE] Improve handling of `strncpy` in Dead Store Elimination

Thu Nov 18 05:59:32 PST 2021

xbolva00 added a comment.

In D114035#3139813 <https://reviews.llvm.org/D114035#3139813>, @fhahn wrote:

> Is there a way to add the right attributes to `strncpy` to avoid needing to special case it in DSE?

It would be great to somehow connect write_only/read_only with size arg but I dont think this is possible now. GCC’s access attribute is more poweful and it can be used in this way.

Maybe good idea for GSoC?

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https://reviews.llvm.org/D114035