Do not parse members of incomplete class.
If definition of a class is unknown and out-of-line definition of its
member is encountered, do not parse the member declaration.
This change fixes PR18542.
Differential Revision: http://reviews.llvm.org/D8010
llvm-svn: 239483
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 047958e..1c0eea7 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -4663,12 +4663,14 @@
RequireCompleteDeclContext(D.getCXXScopeSpec(), DC))
return nullptr;
+ // If a class is incomplete, do not parse entities inside it.
if (isa<CXXRecordDecl>(DC) && !cast<CXXRecordDecl>(DC)->hasDefinition()) {
Diag(D.getIdentifierLoc(),
diag::err_member_def_undefined_record)
<< Name << DC << D.getCXXScopeSpec().getRange();
- D.setInvalidType();
- } else if (!D.getDeclSpec().isFriendSpecified()) {
+ return nullptr;
+ }
+ if (!D.getDeclSpec().isFriendSpecified()) {
if (diagnoseQualifiedDeclaration(D.getCXXScopeSpec(), DC,
Name, D.getIdentifierLoc())) {
if (DC->isRecord())