[clang-tools-extra] [clang-tidy] modernize-return-braced-init-list: skip types with an initializer_list constructor (PR #205440)

[Yuxuan Chen via cfe-commits]

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@@ -16,6 +18,25 @@ using namespace clang::ast_matchers;
 
 namespace clang::tidy::modernize {
 
+static bool hasInitListConstructor(const CXXRecordDecl *RD) {
+  if (RD == nullptr || !RD->hasDefinition())
+    return false;
+  auto IsInitListCtor = [](const CXXConstructorDecl *Ctor) {
+    return Ctor->hasOneParamOrDefaultArgs() &&
+           utils::type_traits::isStdInitializerList(
+               Ctor->getParamDecl(0)->getType().getNonReferenceType());
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yuxuanchen1997 wrote:

Are we concerned about the case where `getNumParams() == 0`?

https://github.com/llvm/llvm-project/pull/205440