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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - _Atomic struct can hang compiler"
href="https://bugs.llvm.org/show_bug.cgi?id=45476">45476</a>
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<th>Summary</th>
<td>_Atomic struct can hang compiler
</td>
</tr>
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<th>Product</th>
<td>new-bugs
</td>
</tr>
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<th>Version</th>
<td>9.0
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>All
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>new bugs
</td>
</tr>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>vtjnash@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>htmldeveloper@gmail.com, llvm-bugs@lists.llvm.org
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<pre>Running this:
```
$ clang-9 -x c++ -S - -std=c++11
typedef signed char int8_t;
struct i8_3 {
int8_t a;
int8_t b;
int8_t c;
};
_Atomic struct i8_3 a;
void jwn1() {
a = i8_3{1, 2, 3};
}
int8_t jwn2() {
return a.a + a.b + a.c;
}
```
The compile never finishes. Possibly similar to #14442?</pre>
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