[PATCH] D87917: [Sema] Handle objc_super special lookup when checking builtin compatibility

[Raul Tambre via Phabricator via cfe-commits]

This revision was not accepted when it landed; it landed in state "Needs 
Review".
This revision was automatically updated to reflect the committed changes.
Closed by commit rGa1aa330b202f: [Sema] Handle objc_super special lookup when 
checking builtin compatibility (authored by tambre).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D87917/new/

https://reviews.llvm.org/D87917

Files:
  clang/lib/Sema/SemaDecl.cpp
  clang/test/SemaObjCXX/builtin-objcsuper.mm


Index: clang/test/SemaObjCXX/builtin-objcsuper.mm
===================================================================
--- /dev/null
+++ clang/test/SemaObjCXX/builtin-objcsuper.mm
@@ -0,0 +1,8 @@
+// RUN: %clang_cc1 -verify %s
+// expected-no-diagnostics
+
+// objc_super has special lookup rules for compatibility with macOS headers, so
+// the following should compile.
+struct objc_super {};
+extern "C" id objc_msgSendSuper(struct objc_super *super, SEL op, ...);
+extern "C" void objc_msgSendSuper_stret(struct objc_super *super, SEL op, ...);
Index: clang/lib/Sema/SemaDecl.cpp
===================================================================
--- clang/lib/Sema/SemaDecl.cpp
+++ clang/lib/Sema/SemaDecl.cpp
@@ -9671,6 +9671,7 @@
             NewFD->addAttr(BuiltinAttr::CreateImplicit(Context, BuiltinID));
           } else {
             ASTContext::GetBuiltinTypeError Error;
+            LookupPredefedObjCSuperType(*this, S, NewFD->getIdentifier());
             QualType BuiltinType = Context.GetBuiltinType(BuiltinID, Error);
 
             if (!Error && !BuiltinType.isNull() &&



Index: clang/test/SemaObjCXX/builtin-objcsuper.mm
===================================================================
--- /dev/null
+++ clang/test/SemaObjCXX/builtin-objcsuper.mm
@@ -0,0 +1,8 @@
+// RUN: %clang_cc1 -verify %s
+// expected-no-diagnostics
+
+// objc_super has special lookup rules for compatibility with macOS headers, so
+// the following should compile.
+struct objc_super {};
+extern "C" id objc_msgSendSuper(struct objc_super *super, SEL op, ...);
+extern "C" void objc_msgSendSuper_stret(struct objc_super *super, SEL op, ...);
Index: clang/lib/Sema/SemaDecl.cpp
===================================================================
--- clang/lib/Sema/SemaDecl.cpp
+++ clang/lib/Sema/SemaDecl.cpp
@@ -9671,6 +9671,7 @@
             NewFD->addAttr(BuiltinAttr::CreateImplicit(Context, BuiltinID));
           } else {
             ASTContext::GetBuiltinTypeError Error;
+            LookupPredefedObjCSuperType(*this, S, NewFD->getIdentifier());
             QualType BuiltinType = Context.GetBuiltinType(BuiltinID, Error);
 
             if (!Error && !BuiltinType.isNull() &&

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