================
@@ -35,19 +35,41 @@ AST_POLYMORPHIC_MATCHER_P(
Builder) != Args.end();
}
+bool isStdOrPosixImpl(const DeclContext *Ctx) {
+ if (!Ctx->isNamespace())
+ return false;
+
+ const auto *ND = cast<NamespaceDecl>(Ctx);
+ if (ND->isInline()) {
+ return isStdOrPosixImpl(ND->getParent());
+ }
+
+ if (!ND->getParent()->getRedeclContext()->isTranslationUnit())
+ return false;
+
+ const IdentifierInfo *II = ND->getIdentifier();
+ return II && (II->isStr("std") || II->isStr("posix"));
+}
+
+AST_MATCHER(Decl, isInStdOrPosixNS) {
+ for (const auto *Ctx = Node.getDeclContext(); Ctx; Ctx = Ctx->getParent()) {
+ if (isStdOrPosixImpl(Ctx))
+ return true;
+ }
+ return false;
+}
+
----------------
steakhal wrote:
Wouldn't this matcher match decls under `namespace my::std::foo {...}`?
https://github.com/llvm/llvm-project/pull/128150
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