[clang-tools-extra] [clang-tidy] Add check 'bugprone-unsafe-to-allow-exceptions' (PR #176430)

[Donát Nagy via cfe-commits]

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@@ -0,0 +1,76 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "UnsafeToAllowExceptionsCheck.h"
+
+#include "clang/ASTMatchers/ASTMatchFinder.h"
+#include "llvm/ADT/StringSet.h"
+
+using namespace clang::ast_matchers;
+
+namespace clang::tidy::bugprone {
+namespace {
+
+AST_MATCHER_P(FunctionDecl, isEnabled, llvm::StringSet<>,
+              FunctionsThatShouldNotThrow) {
+  return FunctionsThatShouldNotThrow.contains(Node.getNameAsString());
+}
+
+AST_MATCHER(FunctionDecl, isExplicitThrow) {
+  return isExplicitThrowExceptionSpec(Node.getExceptionSpecType()) &&
+         Node.getExceptionSpecSourceRange().isValid();
+}
+
+AST_MATCHER(FunctionDecl, hasAtLeastOneParameter) {
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NagyDonat wrote:

Resolving this – since then the PR switched to using `parameterCountIs(0)`.

https://github.com/llvm/llvm-project/pull/176430