Diagnose use of incomplete type on method argument type of
method definitions instead of crashing in code gen.
Fixes radar 8421082.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@114223 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index a6902a3..98c676b 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -55,9 +55,15 @@
// Introduce all of the other parameters into this scope.
for (ObjCMethodDecl::param_iterator PI = MDecl->param_begin(),
- E = MDecl->param_end(); PI != E; ++PI)
+ E = MDecl->param_end(); PI != E; ++PI) {
+ ParmVarDecl *Param = (*PI);
+ if (!Param->isInvalidDecl() &&
+ RequireCompleteType(Param->getLocation(), Param->getType(),
+ diag::err_typecheck_decl_incomplete_type))
+ Param->setInvalidDecl();
if ((*PI)->getIdentifier())
PushOnScopeChains(*PI, FnBodyScope);
+ }
}
Decl *Sema::