[Mlir-commits] [mlir] [MLIR][TableGen] Use const pointers for various `Init` objects (PR #112316)

[Rahul Joshi]

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@@ -251,13 +254,14 @@ void Generator::emitParseHelper(StringRef kind, StringRef returnType,
     std::string returnType = getCType(def);
     ios << "auto " << listHelperName(name) << " = [&]() -> FailureOr<"
         << returnType << "> ";
-    SmallVector<Init *> args;
+    SmallVector<const Init *> args;
     SmallVector<std::string> argNames;
     if (def->isSubClassOf("CompositeBytecode")) {
-      DagInit *members = def->getValueAsDag("members");
-      args = llvm::to_vector(members->getArgs());
+      const DagInit *members = def->getValueAsDag("members");
+      args = llvm::to_vector(map_range(
+          members->getArgs(), [](Init *init) { return (const Init *)init; }));
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jurahul wrote:

This map_range will go away in a subsequent change where `members->getArgs()` will return a vector of `const Init*`.

https://github.com/llvm/llvm-project/pull/112316