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<base href="https://llvm.org/bugs/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [3.8 regression] -Wreturn-stack-address false positives"
href="https://llvm.org/bugs/show_bug.cgi?id=26396">26396</a>
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<th>Summary</th>
<td>[3.8 regression] -Wreturn-stack-address false positives
</td>
</tr>
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<th>Product</th>
<td>clang
</td>
</tr>
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<th>Version</th>
<td>3.8
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
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<th>OS</th>
<td>Linux
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
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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>-New Bugs
</td>
</tr>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>llvm@bobbyperu.info
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Since very recently we're getting false-positive -Wreturn-stack-address
warnings:
template <class T>
class QMap
{
public:
T value(const T &t = T()) const
{
return t;
}
};
struct A {};
void test()
{
QMap<A*> map;
map.value();
}
$ clang++ testcase.cpp -c
testcase.cpp:7:16: warning: returning address of local temporary object
[-Wreturn-stack-address]</pre>
</div>
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