aaron.ballman added inline comments. ================ Comment at: test/SemaCXX/attr-disable-tail-calls.cpp:2 @@ +1,3 @@ +// RUN: %clang_cc1 -std=c++11 -fsyntax-only %s + +class B { ---------------- Is this file missing an expected-no-diagnostics? http://reviews.llvm.org/D12547