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<base href="http://llvm.org/bugs/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - dejagnu test fails to compile with clang g++.old-deja/g++.pt/friend10.C"
href="http://llvm.org/bugs/show_bug.cgi?id=19095">19095</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>dejagnu test fails to compile with clang g++.old-deja/g++.pt/friend10.C
</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>Linux
</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>C++
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>sardask01@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>dgregor@apple.com, llvmbugs@cs.uiuc.edu
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>template <class T>
void f(T);
template <class U>
class C
{
template <class T>
friend void f(T)
{
C<U> c;
c.i = 3;
}
public :
void g()
{
f(3.0);
}
int i;
};
int main ()
{
f(7);
C<double> c;
c.g();
}
This Test Case compiles with g++. Fails with clang, linker error - unable to
find definition of function f() with following error :
Opensource/llvm/build/bin/clang friend10.C
/tmp/friend10-f7127e.o: In function `main':
friend10.C:(.text+0x16): undefined reference to `void f<int>(int)'
/tmp/friend10-f7127e.o: In function `C<double>::g()':
friend10.C:(.text._ZN1CIdE1gEv[_ZN1CIdE1gEv]+0x1b): undefined reference to
`void f<double>(double)'
clang-3.5: error: linker command failed with exit code 1 (use -v to see
invocation)</pre>
</div>
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