diff options
Diffstat (limited to 'clang/lib/Sema')
| -rw-r--r-- | clang/lib/Sema/SemaExpr.cpp | 9 | ||||
| -rw-r--r-- | clang/lib/Sema/SemaExprObjC.cpp | 2 |
2 files changed, 11 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp index 163973bd55f..c2c886c04ea 100644 --- a/clang/lib/Sema/SemaExpr.cpp +++ b/clang/lib/Sema/SemaExpr.cpp @@ -6756,6 +6756,15 @@ Sema::CheckSingleAssignmentConstraints(QualType LHSType, ExprResult &RHS, return Incompatible; } + Expr *PRE = RHS.get()->IgnoreParenCasts(); + if (ObjCProtocolExpr *OPE = dyn_cast<ObjCProtocolExpr>(PRE)) { + ObjCProtocolDecl *PDecl = OPE->getProtocol(); + if (PDecl && !PDecl->hasDefinition()) { + Diag(PRE->getExprLoc(), diag::warn_atprotocol_protocol) << PDecl->getName(); + Diag(PDecl->getLocation(), diag::note_entity_declared_at) << PDecl; + } + } + CastKind Kind = CK_Invalid; Sema::AssignConvertType result = CheckAssignmentConstraints(LHSType, RHS, Kind); diff --git a/clang/lib/Sema/SemaExprObjC.cpp b/clang/lib/Sema/SemaExprObjC.cpp index 500233203c7..fb2c02b77fe 100644 --- a/clang/lib/Sema/SemaExprObjC.cpp +++ b/clang/lib/Sema/SemaExprObjC.cpp @@ -1105,6 +1105,8 @@ ExprResult Sema::ParseObjCProtocolExpression(IdentifierInfo *ProtocolId, Diag(ProtoLoc, diag::err_undeclared_protocol) << ProtocolId; return true; } + if (PDecl->hasDefinition()) + PDecl = PDecl->getDefinition(); QualType Ty = Context.getObjCProtoType(); if (Ty.isNull()) |
