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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 - hang on invalid code at x86_64-linux-gnu"
href="https://bugs.llvm.org/show_bug.cgi?id=43728">43728</a>
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<tr>
<th>Summary</th>
<td>hang on invalid code at x86_64-linux-gnu
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<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>Linux
</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>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>tangyixuan@mail.dlut.edu.cn
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org, neeilans@live.com, richard-llvm@metafoo.co.uk
</td>
</tr></table>
<p>
<div>
<pre>clang-10 hangs for the following:
$ cat s.c
static int *f1(int p_7, int *p_8)
{
int l_406[3];
int b = 1;
for (int c = 0; c <= 11; c++)
{
b = *p_46;
}
}
$: timeout -s 9 30 clang -c s.c
Killed
$: clang-trunk -v
clang version 10.0.0 (<a href="https://github.com/llvm/llvm-project.git">https://github.com/llvm/llvm-project.git</a>
49c4e58b75ecec8dce75dd13c61aaeb30e14b531)
Target: x86_64-unknown-linux-gnu
Thread model: posix
While clang-8 is okay:
s.c:7:10: error: use of undeclared identifier 'p_46'; did you mean 'l_406'?
b = *p_46;
^~~~
l_406
s.c:3:7: note: 'l_406' declared here
int l_406[3];
^
1 error generated.</pre>
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