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AST: Handle multidimensional arrays inside of __uuidof() 

We previously handled one-dimensional arrays but didn't consider the
general case.  The fix is simple: keep going through subsequent
dimensions until we get to the base element.

llvm-svn: 191493
This commit is contained in:
David Majnemer 2013-09-27 07:57:34 +00:00
parent 69bd8fb79a
commit 68c880b5f9
2 changed files with 5 additions and 1 deletions
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2
clang/lib/AST/ExprCXX.cpp
View File

@ -62,7 +62,7 @@ UuidAttr *CXXUuidofExpr::GetUuidAttrOfType(QualType QT,
if (QT->isPointerType() || QT->isReferenceType())
Ty = QT->getPointeeType().getTypePtr();
else if (QT->isArrayType())
Ty = cast<ArrayType>(QT)->getElementType().getTypePtr();
Ty = Ty->getBaseElementTypeUnsafe();
// Loop all record redeclaration looking for an uuid attribute.
CXXRecordDecl *RD = Ty->getAsCXXRecordDecl();

4
clang/test/Parser/MicrosoftExtensions.cpp
View File

@ -72,6 +72,10 @@ int uuid_sema_test()
__uuidof(struct_without_uuid); // expected-error {{cannot call operator __uuidof on a type with no GUID}}
__uuidof(struct_with_uuid*);
__uuidof(struct_without_uuid*); // expected-error {{cannot call operator __uuidof on a type with no GUID}}
__uuidof(struct_with_uuid[1]);
__uuidof(struct_with_uuid*[1]); // expected-error {{cannot call operator __uuidof on a type with no GUID}}
__uuidof(const struct_with_uuid[1][1]);
__uuidof(const struct_with_uuid*[1][1]); // expected-error {{cannot call operator __uuidof on a type with no GUID}}
__uuidof(var_with_uuid);
__uuidof(var_without_uuid);// expected-error {{cannot call operator __uuidof on a type with no GUID}}