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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 --- - Template parameter is undeclared identifier?" href="https://urldefense.proofpoint.com/v2/url?u=https-3A__llvm.org_bugs_show-5Fbug.cgi-3Fid-3D24223&d=AwMBaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=pF93YEPyB-J_PERP4DUZOJDzFVX5ZQ57vQk33wu0vio&m=mCF--w9R4pdIy1bMztMVpmOZ_OWtG5taY3gheyl5zNk&s=ZQACjJuDEuzJu-bNeAfun5Xo_C-mC2BJ5CY7B5I2Bwk&e=">24223</a>
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<th>Summary</th>
<td>Template parameter is undeclared identifier?
</td>
</tr>
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<th>Product</th>
<td>clang
</td>
</tr>
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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>Linux
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>Frontend
</td>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
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<th>Reporter</th>
<td>paul_robinson@playstation.sony.com
</td>
</tr>
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<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>The following code:
class A {};
template<class TRAITS> void bar(void *p) {
typedef typename TRAITS::cData *iter;
iter it = (iter)p;
(*it).TRAITS::cData::~cData(); // fails
}
struct B { typedef A cData; };
void foo (void *x) {
bar<B>(x);
}
gets an error on the line marked with // fails
t.cpp:5:9: error: use of undeclared identifier 'TRAITS'
(*it).TRAITS::cData::~cData(); // fails
^
t.cpp:9:3: note: in instantiation of function template
specialization 'bar<B>' requested here
bar<B>(x);
^
1 error generated.</pre>
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