<div dir="ltr">Worth a unit test?</div><br><div class="gmail_quote"><div dir="ltr">On Mon, Jan 15, 2018 at 6:44 AM Sam McCall via llvm-commits <<a href="mailto:llvm-commits@lists.llvm.org">llvm-commits@lists.llvm.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Author: sammccall<br>
Date: Mon Jan 15 06:43:04 2018<br>
New Revision: 322487<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=322487&view=rev" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project?rev=322487&view=rev</a><br>
Log:<br>
Allow function_ref(nullptr) like std::function, since it's nullable already<br>
<br>
Modified:<br>
    llvm/trunk/include/llvm/ADT/STLExtras.h<br>
<br>
Modified: llvm/trunk/include/llvm/ADT/STLExtras.h<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/STLExtras.h?rev=322487&r1=322486&r2=322487&view=diff" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/STLExtras.h?rev=322487&r1=322486&r2=322487&view=diff</a><br>
==============================================================================<br>
--- llvm/trunk/include/llvm/ADT/STLExtras.h (original)<br>
+++ llvm/trunk/include/llvm/ADT/STLExtras.h Mon Jan 15 06:43:04 2018<br>
@@ -101,6 +101,7 @@ class function_ref<Ret(Params...)> {<br>
<br>
 public:<br>
   function_ref() = default;<br>
+  function_ref(std::nullptr_t) {}<br>
<br>
   template <typename Callable><br>
   function_ref(Callable &&callable,<br>
<br>
<br>
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</blockquote></div>