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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - ARM interrupt attribute warning doesn't correctly handle function pointers"
href="https://bugs.llvm.org/show_bug.cgi?id=35527">35527</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>ARM interrupt attribute warning doesn't correctly handle function pointers
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
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<th>Version</th>
<td>trunk
</td>
</tr>
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<th>Hardware</th>
<td>PC
</td>
</tr>
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<th>OS</th>
<td>All
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Frontend
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>jonathan@codesourcery.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre><a href="https://reviews.llvm.org/D28820">https://reviews.llvm.org/D28820</a>
```
typedef void __attribute__((interrupt("IRQ"))) (*interrupt_callback_t)(uint32_t
i, void *ctx);
interrupt_callback_t interrupt_callee;
typedef void (*callback_t)(uint32_t i, void *ctx);
callback_t callee;
void __attribute((interrupt("IRQ"))) __cs3_isr_irq() {
interrupt_callee(42, NULL); // don't warn here
callee(37, NULL); // do warn here
}
```</pre>
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