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<base href="https://llvm.org/bugs/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - const const double"
href="https://llvm.org/bugs/show_bug.cgi?id=23343">23343</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>const const double
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>-New Bugs
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>nlewycky@google.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Testcase:
template <typename T> struct X {
typedef const T& const_reference;
};
void helper(const X<const double> x) {
decltype(x)::const_reference y = x;
}
$ clang b15959151.cc -std=c++11
b15959151.cc:5:32: error: no viable conversion from 'const X<const double>' to
'const const double'
decltype(x)::const_reference y = x;
^ ~
1 error generated.
We should never print "const const double".</pre>
</div>
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