[llvm] [RemoveDIs][DebugInfo][IR] Add parsing for non-intrinsic debug values (PR #79818)

[Orlando Cazalet-Hyams via llvm-commits]

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@@ -6406,11 +6446,103 @@ bool LLParser::parseBasicBlock(PerFunctionState &PFS) {
     // Set the name on the instruction.
     if (PFS.setInstName(NameID, NameStr, NameLoc, Inst))
       return true;
+
+    // Attach any preceding debug values to this instruction.
+    for (std::unique_ptr<DPValue> &DPV : TrailingDPValues) {
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OCHyams wrote:

nit: unneeded braces

https://github.com/llvm/llvm-project/pull/79818