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| author | Fariborz Jahanian <fjahanian@apple.com> | 2010-12-16 00:56:28 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2010-12-16 00:56:28 +0000 |
| commit | 8b1aba495744bea7093899a65f08c3987263061c (patch) | |
| tree | e9622851ab65c284e33d682b367facd3984f3369 /lib | |
| parent | 56c04588ef3cfa1bbc968fd68de2480a4e66971d (diff) | |
Improve diagnostics when property being looked up
in a forward @class object. // rdar://8774513
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@121933 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Sema/SemaExprObjC.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Sema/SemaExprObjC.cpp b/lib/Sema/SemaExprObjC.cpp index 5d5e8a528b..baa34f9ce8 100644 --- a/lib/Sema/SemaExprObjC.cpp +++ b/lib/Sema/SemaExprObjC.cpp @@ -353,6 +353,12 @@ HandleExprPropertyRefExpr(const ObjCObjectPointerType *OPT, ObjCInterfaceDecl *IFace = IFaceT->getDecl(); IdentifierInfo *Member = MemberName.getAsIdentifierInfo(); + if (IFace->isForwardDecl()) { + Diag(MemberLoc, diag::err_property_not_found_forward_class) + << MemberName << QualType(OPT, 0); + Diag(IFace->getLocation(), diag::note_forward_class); + return ExprError(); + } // Search for a declared property first. if (ObjCPropertyDecl *PD = IFace->FindPropertyDeclaration(Member)) { // Check whether we can reference this property. |