diff options
| author | David Majnemer <david.majnemer@gmail.com> | 2014-12-28 09:18:54 +0000 |
|---|---|---|
| committer | David Majnemer <david.majnemer@gmail.com> | 2014-12-28 09:18:54 +0000 |
| commit | 0ee66aad3e44d03c6e9c3fd8a5aaafde89028d94 (patch) | |
| tree | 9b11ffcfb225684be430f90790241e69db8fdc6c /lib/Sema/SemaDecl.cpp | |
| parent | 150e296459c5dab146545ec8bec6066718eaad67 (diff) | |
Sema: Don't crash when an inject class name has a nested redefinition
We expected the type of a TagDecl to be a TagType, not an
InjectedClassNameType. Introduced a helper method, Type::getAsTagDecl,
to abstract away the difference; redefine Type::getAsCXXRecordDecl to be
in terms of it.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@224898 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaDecl.cpp')
| -rw-r--r-- | lib/Sema/SemaDecl.cpp | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp index d4b87ba615..834f157e04 100644 --- a/lib/Sema/SemaDecl.cpp +++ b/lib/Sema/SemaDecl.cpp @@ -11599,9 +11599,8 @@ Decl *Sema::ActOnTag(Scope *S, unsigned TagSpec, TagUseKind TUK, } else { // If the type is currently being defined, complain // about a nested redefinition. - const TagType *Tag - = cast<TagType>(Context.getTagDeclType(PrevTagDecl)); - if (Tag->isBeingDefined()) { + auto *TD = Context.getTagDeclType(PrevTagDecl)->getAsTagDecl(); + if (TD->isBeingDefined()) { Diag(NameLoc, diag::err_nested_redefinition) << Name; Diag(PrevTagDecl->getLocation(), diag::note_previous_definition); |