<html>
<head>
<base href="https://llvm.org/bugs/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Clang 3.6 regression: noexcept expression doesn't seem to pick up global function overload"
href="https://llvm.org/bugs/show_bug.cgi?id=25694">25694</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Clang 3.6 regression: noexcept expression doesn't seem to pick up global function overload
</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>C++11
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>wanyingloo@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>dgregor@apple.com, llvm-bugs@lists.llvm.org, sig-clang-bugs@synopsys.com
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>This is reproducible in the trunk.
$ cat test.cpp
int a, b;
template<class T> void swap(T&, T&);
template<class T> struct foo
{
void swap(foo<T>& _Right) noexcept(noexcept(swap(a, b)))
{}
};
template<class T>
void swap(foo<T>& Left, foo<T>& Right) noexcept(noexcept(Left.swap(Right)))
{}
void test()
{
foo<int> p1, p2;
swap(p1, p2);
}
$ ./clang-3.5.0/bin/clang -c -std=c++11 test.cpp
$ ./clang-3.6.0/bin/clang -c -std=c++11 test.cpp
test.cpp:5:55: error: too many arguments to function call, expected single
argument '_Right', have 2 arguments
void swap(foo<T>& _Right) noexcept(noexcept(swap(a, b)))
~~~~ ^
test.cpp:10:58: note: in instantiation of exception specification for 'swap'
requested here
void swap(foo<T>& Left, foo<T>& Right) noexcept(noexcept(Left.swap(Right)))
^
test.cpp:16:3: note: in instantiation of exception specification for
'swap<int>' requested here
swap(p1, p2);
^
test.cpp:5:3: note: 'swap' declared here
void swap(foo<T>& _Right) noexcept(noexcept(swap(a, b)))
^
1 error generated.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>