[PATCH] D79548: Fix false positive with warning -Wnon-c-typedef-for-linkage

[Richard Trieu via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG4ae537c2220f: Fix false positive with -Wnon-c-typedef-for-linkage (authored by rtrieu).

Changed prior to commit:
  https://reviews.llvm.org/D79548?vs=262536&id=262808#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D79548/new/

https://reviews.llvm.org/D79548

Files:
  clang/lib/Sema/SemaDecl.cpp
  clang/test/SemaCXX/anonymous-struct.cpp


Index: clang/test/SemaCXX/anonymous-struct.cpp
===================================================================
--- clang/test/SemaCXX/anonymous-struct.cpp
+++ clang/test/SemaCXX/anonymous-struct.cpp
@@ -133,3 +133,23 @@
     int arr[&f<X> ? 1 : 2];
   } C; // expected-note {{by this typedef}}
 }
+
+namespace ImplicitDecls {
+struct Destructor {
+  ~Destructor() {}
+};
+typedef struct {
+} Empty;
+
+typedef struct {
+  Destructor x;
+} A;
+
+typedef struct {
+  Empty E;
+} B;
+
+typedef struct {
+  const Empty E;
+} C;
+} // namespace ImplicitDecls
Index: clang/lib/Sema/SemaDecl.cpp
===================================================================
--- clang/lib/Sema/SemaDecl.cpp
+++ clang/lib/Sema/SemaDecl.cpp
@@ -4425,8 +4425,11 @@
         isa<EnumDecl>(D))
       continue;
     auto *MemberRD = dyn_cast<CXXRecordDecl>(D);
-    if (!MemberRD)
+    if (!MemberRD) {
+      if (D->isImplicit())
+        continue;
       return {NonCLikeKind::OtherMember, D->getSourceRange()};
+    }
 
     //  -- contain a lambda-expression,
     if (MemberRD->isLambda())


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