[llvm-branch-commits] [Remarks] Restructure bitstream remarks to be fully standalone (PR #156715)

[Jon Roelofs via llvm-branch-commits]

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@@ -232,43 +221,40 @@ void BitstreamRemarkSerializerHelper::setupBlockInfo() {
 }
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jroelofs wrote:

if you push this into each `case`, and replace `break;` with `return;`, then this could become a fully covered-switch-with-unreachable pattern.

https://github.com/llvm/llvm-project/pull/156715