[PATCH] D128192: [GlobalISel][DebugInfo] Propagate debug location for localized constants

Mon Jul 18 04:45:41 PDT 2022

dzhidzhoev added a comment.

In D128192#3658500 <https://reviews.llvm.org/D128192#3658500>, @dblaikie wrote:

> @aprantl @probinson I'm really not sure, but should we consider backpropagating the first non-zero location to cover zero-location instructions at the start of a basic block more generally than this patch is proposing?

BTW discussion about backpropagation for zero-location-instructions at the start of a basic block took in place here https://lists.llvm.org/pipermail/lldb-dev/2018-October/014263.html . There was a point against backpropagation of location for arbitrary instructions.

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https://reviews.llvm.org/D128192