[llvm] [RemoveDIs] Make verify-uselistorder preserve the input debug info format (PR #87789)

[Stephen Tozer via llvm-commits]

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@@ -259,6 +259,8 @@ int main(int argc, char **argv) {
       if (!DontPrint) {
         if (M) {
           ScopedDbgInfoFormatSetter FormatSetter(*M, WriteNewDbgInfoFormat);
+          if (WriteNewDbgInfoFormat)
+            M->removeDebugIntrinsicDeclarations();
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SLTozer wrote:

It causes problems with existing tests, yes - when all the test IR gets updated (as we move to writing new-format by default) it'll be moved into the conversion function, but otherwise it causes intrinsic declarations to be reordered, which is awkward for tests and feels like a wrong behaviour.

https://github.com/llvm/llvm-project/pull/87789