[clang] [Clang] Optimize -Wunsafe-buffer-usage. (PR #125492)

[Ilya Biryukov via cfe-commits]

================
@@ -1561,56 +1825,70 @@ class UnsafeLibcFunctionCallGadget : public 
WarningGadget {
   } WarnedFunKind = OTHERS;
 
 public:
-  UnsafeLibcFunctionCallGadget(const MatchFinder::MatchResult &Result)
+  UnsafeLibcFunctionCallGadget(const MatchResult &Result)
       : WarningGadget(Kind::UnsafeLibcFunctionCall),
-        Call(Result.Nodes.getNodeAs<CallExpr>(Tag)) {
-    if (Result.Nodes.getNodeAs<Decl>(UnsafeSprintfTag))
+        Call(Result.getNodeAs<CallExpr>(Tag)) {
+    if (Result.getNodeAs<Decl>(UnsafeSprintfTag))
       WarnedFunKind = SPRINTF;
-    else if (auto *E = Result.Nodes.getNodeAs<Expr>(UnsafeStringTag)) {
+    else if (auto *E = Result.getNodeAs<Expr>(UnsafeStringTag)) {
       WarnedFunKind = STRING;
       UnsafeArg = E;
-    } else if (Result.Nodes.getNodeAs<CallExpr>(UnsafeSizedByTag)) {
+    } else if (Result.getNodeAs<CallExpr>(UnsafeSizedByTag)) {
       WarnedFunKind = SIZED_BY;
       UnsafeArg = Call->getArg(0);
-    } else if (Result.Nodes.getNodeAs<Decl>(UnsafeVaListTag))
+    } else if (Result.getNodeAs<Decl>(UnsafeVaListTag))
       WarnedFunKind = VA_LIST;
   }
 
-  static Matcher matcher(const UnsafeBufferUsageHandler *Handler) {
----------------
ilya-biryukov wrote:

Note to self: review this.

https://github.com/llvm/llvm-project/pull/125492
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