<div dir="ltr">There's a portable macro for this attribute in LLVM (probably something like LLVM_ATTRIBUTE_USED) you shuold use here - sorry I didn't mention it in the other code review!</div><br><div class="gmail_quote"><div dir="ltr">On Sun, Jun 11, 2017 at 11:52 AM Francis Ricci 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: fjricci<br>
Date: Sun Jun 11 13:52:25 2017<br>
New Revision: 305166<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=305166&view=rev" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project?rev=305166&view=rev</a><br>
Log:<br>
[ADT] Suppress unused attribute warning in unit test<br>
<br>
Modified:<br>
    llvm/trunk/unittests/ADT/SmallVectorTest.cpp<br>
<br>
Modified: llvm/trunk/unittests/ADT/SmallVectorTest.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/ADT/SmallVectorTest.cpp?rev=305166&r1=305165&r2=305166&view=diff" rel="noreferrer" target="_blank">http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/ADT/SmallVectorTest.cpp?rev=305166&r1=305165&r2=305166&view=diff</a><br>
==============================================================================<br>
--- llvm/trunk/unittests/ADT/SmallVectorTest.cpp (original)<br>
+++ llvm/trunk/unittests/ADT/SmallVectorTest.cpp Sun Jun 11 13:52:25 2017<br>
@@ -444,11 +444,11 @@ TYPED_TEST(SmallVectorTest, AppendRepeat<br>
   SCOPED_TRACE("AppendRepeatedTest");<br>
<br>
   struct output_iterator {<br>
-    typedef std::output_iterator_tag iterator_category;<br>
-    typedef int value_type;<br>
-    typedef int difference_type;<br>
-    typedef value_type *pointer;<br>
-    typedef value_type &reference;<br>
+    typedef __attribute__((used)) std::output_iterator_tag iterator_category;<br>
+    typedef __attribute__((used)) int value_type;<br>
+    typedef __attribute__((used)) int difference_type;<br>
+    typedef __attribute__((used)) value_type *pointer;<br>
+    typedef __attribute__((used)) value_type &reference;<br>
     operator int() { return 2; }<br>
     operator Constructable() { return 7; }<br>
   };<br>
<br>
<br>
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</blockquote></div>