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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - deleted friend of template class conflicts with its own definition"
href="https://bugs.llvm.org/show_bug.cgi?id=40150">40150</a>
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<th>Summary</th>
<td>deleted friend of template class conflicts with its own definition
</td>
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<th>Product</th>
<td>clang
</td>
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<th>Version</th>
<td>trunk
</td>
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<th>Hardware</th>
<td>PC
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<th>OS</th>
<td>Windows NT
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<th>Status</th>
<td>NEW
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<th>Severity</th>
<td>enhancement
</td>
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<th>Priority</th>
<td>P
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<th>Component</th>
<td>C++
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
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<th>Reporter</th>
<td>Casey@Carter.net
</td>
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<th>CC</th>
<td>blitzrakete@gmail.com, dgregor@apple.com, erik.pilkington@gmail.com, llvm-bugs@lists.llvm.org, richard-llvm@metafoo.co.uk
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<p>
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<pre>This correct TU:
template<class>
struct S {
friend void operator|(int, const S&) = delete;
};
S<void> s;
is rejected by "clang++ -std=c++2a" (<a href="https://godbolt.org/z/Du4mGf">https://godbolt.org/z/Du4mGf</a>) with
diagnostics:
<source>:3:17: error: redefinition of 'operator|'
friend void operator|(int, const S&) = delete;
^
<source>:6:9: note: in instantiation of template class 'S<void>' requested
here
S<void> s;
^
<source>:3:17: note: previous definition is here
friend void operator|(int, const S&) = delete;
^
1 error generated.</pre>
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