From c645ddf240efb112ff8f17371811deb3ebc1a5b5 Mon Sep 17 00:00:00 2001 From: Fariborz Jahanian Date: Thu, 2 Feb 2012 00:49:12 +0000 Subject: [PATCH] objc: don't crash if primary class is missing and continuation class is declaring ivars. // rdar://10752081 git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149573 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Sema/SemaDecl.cpp | 2 ++ test/SemaObjC/continuation-class-err.m | 9 +++++++++ 2 files changed, 11 insertions(+) diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp index 87bcfe9127..6ace744fc3 100644 --- a/lib/Sema/SemaDecl.cpp +++ b/lib/Sema/SemaDecl.cpp @@ -9045,6 +9045,8 @@ Decl *Sema::ActOnIvar(Scope *S, : ObjCIvarDecl::None; // Must set ivar's DeclContext to its enclosing interface. ObjCContainerDecl *EnclosingDecl = cast(CurContext); + if (!EnclosingDecl || EnclosingDecl->isInvalidDecl()) + return 0; ObjCContainerDecl *EnclosingContext; if (ObjCImplementationDecl *IMPDecl = dyn_cast(EnclosingDecl)) { diff --git a/test/SemaObjC/continuation-class-err.m b/test/SemaObjC/continuation-class-err.m index 700cf61eed..ad8b90955f 100644 --- a/test/SemaObjC/continuation-class-err.m +++ b/test/SemaObjC/continuation-class-err.m @@ -40,3 +40,12 @@ @synthesize fee = _fee; @end +// rdar://10752081 +@interface MyOtherClass() // expected-error {{cannot find interface declaration for 'MyOtherClass'}} +{ + id array; +} +@end + +@implementation MyOtherClass // expected-warning {{cannot find interface declaration for 'MyOtherClass'}} +@end -- 2.40.0