diff options
Diffstat (limited to 'lib/Sema/SemaDecl.cpp')
| -rw-r--r-- | lib/Sema/SemaDecl.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp index 4a7c877fd9..ebfb9810d6 100644 --- a/lib/Sema/SemaDecl.cpp +++ b/lib/Sema/SemaDecl.cpp @@ -5401,10 +5401,17 @@ CreateNewDecl: New = EnumDecl::Create(Context, SearchDC, Loc, Name, KWLoc, cast_or_null<EnumDecl>(PrevDecl)); // If this is an undefined enum, warn. - if (TUK != TUK_Definition && !Invalid) { - unsigned DK = getLangOptions().CPlusPlus? diag::err_forward_ref_enum - : diag::ext_forward_ref_enum; - Diag(Loc, DK); + if (TUK != TUK_Definition && !Invalid) { + TagDecl *Def; + if (PrevDecl && (Def = cast<EnumDecl>(PrevDecl)->getDefinition())) { + Diag(Loc, diag::ext_forward_ref_enum_def) + << New; + Diag(Def->getLocation(), diag::note_previous_definition); + } else { + Diag(Loc, + getLangOptions().CPlusPlus? diag::err_forward_ref_enum + : diag::ext_forward_ref_enum); + } } } else { // struct/union/class |