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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - using declaration in template with more than one parameter fails"
href="http://llvm.org/bugs/show_bug.cgi?id=21907">21907</a>
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<th>Summary</th>
<td>using declaration in template with more than one parameter fails
</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
</td>
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<th>OS</th>
<td>All
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>C++11
</td>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
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<th>Reporter</th>
<td>jascha@jawset.com
</td>
</tr>
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<th>CC</th>
<td>dgregor@apple.com, llvmbugs@cs.uiuc.edu
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<th>Classification</th>
<td>Unclassified
</td>
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<p>
<div>
<pre>// removing 2nd template parameter prevents error
template<class T,int>
struct Base {
Base(T) {}
};
template<class T>
struct Derived : Base<T,0> {
using BaseT = Base<T,0>;
// works:
// using Base<T,0>::Base;
// error: dependent using declaration resolved to type without 'typename'
using BaseT::Base;
};
int main() {
Derived<int> a(1);
}</pre>
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