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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - ProgramState::assumeInBound does not handle large values well"
href="https://llvm.org/bugs/show_bug.cgi?id=25284">25284</a>
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<th>Summary</th>
<td>ProgramState::assumeInBound does not handle large values well
</td>
</tr>
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<th>Product</th>
<td>clang
</td>
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<th>Version</th>
<td>trunk
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
</td>
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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>
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<th>Component</th>
<td>Static Analyzer
</td>
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<th>Assignee</th>
<td>kremenek@apple.com
</td>
</tr>
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<th>Reporter</th>
<td>daniel.marjamaki@evidente.se
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
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<th>Classification</th>
<td>Unclassified
</td>
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<p>
<div>
<pre>The ProgramState::assumeInBound() does not handle large values well.
I demonstrate by showing a FP, example code:
void f() {
int a[1LL<<40];
a[13] = 0;
}
Clang output:
1.c:5:11: warning: Access out-of-bound array element (buffer overflow)
a [13]=0;
~~~~~~^</pre>
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