[clang] [clang][TableGen] Change SACheckersEmitter to use const RecordKeeper (PR #108477)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Rahul Joshi (jurahul)

<details>
<summary>Changes</summary>

Change SACheckersEmitter to use const RecordKeeper.

This is a part of effort to have better const correctness in TableGen backends:

https://discourse.llvm.org/t/psa-planned-changes-to-tablegen-getallderiveddefinitions-api-potential-downstream-breakages/81089


---
Full diff: https://github.com/llvm/llvm-project/pull/108477.diff


2 Files Affected:

- (modified) clang/utils/TableGen/ClangSACheckersEmitter.cpp (+5-3) 
- (modified) clang/utils/TableGen/TableGenBackends.h (+2-1) 


``````````diff
diff --git a/clang/utils/TableGen/ClangSACheckersEmitter.cpp b/clang/utils/TableGen/ClangSACheckersEmitter.cpp
index 2a2e466ae19797..44c2d8b31655d2 100644
--- a/clang/utils/TableGen/ClangSACheckersEmitter.cpp
+++ b/clang/utils/TableGen/ClangSACheckersEmitter.cpp
@@ -174,9 +174,11 @@ static void printOption(llvm::raw_ostream &OS, StringRef FullName,
     OS << "true";
 }
 
-void clang::EmitClangSACheckers(RecordKeeper &Records, raw_ostream &OS) {
-  std::vector<Record*> checkers = Records.getAllDerivedDefinitions("Checker");
-  std::vector<Record*> packages = Records.getAllDerivedDefinitions("Package");
+void clang::EmitClangSACheckers(const RecordKeeper &Records, raw_ostream &OS) {
+  ArrayRef<const Record *> checkers =
+      Records.getAllDerivedDefinitions("Checker");
+  ArrayRef<const Record *> packages =
+      Records.getAllDerivedDefinitions("Package");
 
   using SortedRecords = llvm::StringMap<const Record *>;
 
diff --git a/clang/utils/TableGen/TableGenBackends.h b/clang/utils/TableGen/TableGenBackends.h
index 01d16d2dc3e5f1..4d0fe3e2cdcc37 100644
--- a/clang/utils/TableGen/TableGenBackends.h
+++ b/clang/utils/TableGen/TableGenBackends.h
@@ -93,7 +93,8 @@ void EmitClangDiagGroups(const llvm::RecordKeeper &Records,
 void EmitClangDiagsIndexName(const llvm::RecordKeeper &Records,
                              llvm::raw_ostream &OS);
 
-void EmitClangSACheckers(llvm::RecordKeeper &Records, llvm::raw_ostream &OS);
+void EmitClangSACheckers(const llvm::RecordKeeper &Records,
+                         llvm::raw_ostream &OS);
 
 void EmitClangCommentHTMLTags(const llvm::RecordKeeper &Records,
                               llvm::raw_ostream &OS);

``````````

</details>


https://github.com/llvm/llvm-project/pull/108477