[PATCH] D33833: Fix PR 33189: Clang assertion on template destructor declaration
Kuang He via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Mon Jun 26 14:00:15 PDT 2017
kuang_he updated this revision to Diff 104018.
https://reviews.llvm.org/D33833
Files:
lib/AST/DeclCXX.cpp
test/SemaTemplate/destructor-template.cpp
Index: test/SemaTemplate/destructor-template.cpp
===================================================================
--- test/SemaTemplate/destructor-template.cpp
+++ test/SemaTemplate/destructor-template.cpp
@@ -86,3 +86,9 @@
template<typename T> decltype(S<T>().~S()) f(); // expected-note {{candidate template ignored: couldn't infer template argument 'T'}}
void g() { f(); } // expected-error {{no matching function for call to 'f'}}
}
+
+class PR33189
+{
+ template <class T>
+ ~PR33189() { } // expected-error{{destructor cannot be declared as a template}}
+};
Index: lib/AST/DeclCXX.cpp
===================================================================
--- lib/AST/DeclCXX.cpp
+++ lib/AST/DeclCXX.cpp
@@ -1417,11 +1417,8 @@
Context.getCanonicalType(ClassType));
DeclContext::lookup_result R = lookup(Name);
- if (R.empty())
- return nullptr;
- CXXDestructorDecl *Dtor = cast<CXXDestructorDecl>(R.front());
- return Dtor;
+ return R.empty() ? nullptr : dyn_cast<CXXDestructorDecl>(R.front());
}
bool CXXRecordDecl::isAnyDestructorNoReturn() const {
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