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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 --- - missing comdat at -O1" href="https://urldefense.proofpoint.com/v2/url?u=https-3A__llvm.org_bugs_show-5Fbug.cgi-3Fid-3D24130&d=AwMBaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=pF93YEPyB-J_PERP4DUZOJDzFVX5ZQ57vQk33wu0vio&m=Gu1_PtlyLfqF2SQ-TxtZ3vqjlRbhOKodpwF56oOhYhA&s=MTTVLe7thg4jOAJRKJnpJ6nHtm59j0XH7I6TtWuQA5c&e=">24130</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>missing comdat at -O1
</td>
</tr>
<tr>
<th>Product</th>
<td>new-bugs
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
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<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>new bugs
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>rafael.espindola@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>geek4civic@gmail.com, llvmbugs@cs.uiuc.edu, peter@pcc.me.uk
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Given
struct A {
virtual ~A();
};
struct B {
virtual void foo();
};
struct C : public A, public B {
void foo() {}
};
struct D : public C {
~D();
};
D::~D() {}
We produce
define linkonce_odr void @_ZThn8_N1C3fooEv(%struct.C* %this) unnamed_addr #0
comdat align 2 {
at -O0 and
define linkonce_odr void @_ZThn8_N1C3fooEv(%struct.C* nocapture %this)
unnamed_addr #3 align 2 {
at -O1</pre>
</div>
</p>
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