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PR18044: Reject declarations of enumtype::X early to avoid an assertion in 

downstream code.

llvm-svn: 195687
This commit is contained in:
Richard Smith 2013-11-25 21:30:29 +00:00
parent 82a0005b21
commit 8ac1c92df9
2 changed files with 15 additions and 1 deletions
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2
clang/lib/Sema/SemaDecl.cpp
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@ -4224,7 +4224,7 @@ NamedDecl *Sema::HandleDeclarator(Scope *S, Declarator &D,
bool EnteringContext = !D.getDeclSpec().isFriendSpecified();
DC = computeDeclContext(D.getCXXScopeSpec(), EnteringContext);
if (!DC) {
if (!DC || isa<EnumDecl>(DC)) {
// If we could not compute the declaration context, it's because the
// declaration context is dependent but does not refer to a class,
// class template, or class template partial specialization. Complain

14
clang/test/SemaCXX/enum-scoped.cpp
View File

@ -282,3 +282,17 @@ namespace rdar15124329 {
static_assert(T2 == B::T, "");
}
namespace PR18044 {
enum class E { a };
int E::e = 0; // expected-error {{does not refer into a class}}
void E::f() {} // expected-error {{does not refer into a class}}
struct E::S {}; // expected-error {{no struct named 'S'}}
struct T : E::S {}; // expected-error {{expected class name}}
enum E::E {}; // expected-error {{no enum named 'E'}}
int E::*p; // expected-error {{does not point into a class}}
using E::f; // expected-error {{no member named 'f'}}
using E::a; // ok!
E b = a;
}