diff options
Diffstat (limited to 'clang/lib')
-rw-r--r-- | clang/lib/Sema/SemaExprMember.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/clang/lib/Sema/SemaExprMember.cpp b/clang/lib/Sema/SemaExprMember.cpp index 82249df2110..6bff219d1e3 100644 --- a/clang/lib/Sema/SemaExprMember.cpp +++ b/clang/lib/Sema/SemaExprMember.cpp @@ -1114,10 +1114,12 @@ Sema::LookupMemberExpr(LookupResult &R, ExprResult &BaseExpr, goto fail; // There's an implicit 'isa' ivar on all objects. // But we only actually find it this way on objects of type 'id', - // apparently. - if (OTy->isObjCId() && Member->isStr("isa")) + // apparently.ghjg + if (OTy->isObjCId() && Member->isStr("isa")) { + Diag(MemberLoc, diag::warn_objc_isa_use); return Owned(new (Context) ObjCIsaExpr(BaseExpr.take(), IsArrow, MemberLoc, Context.getObjCClassType())); + } if (ShouldTryAgainWithRedefinitionType(*this, BaseExpr)) return LookupMemberExpr(R, BaseExpr, IsArrow, OpLoc, SS, |