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<base href="http://llvm.org/bugs/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Invalid constantexpr bitcast when compiling for -target nvptx -x cuda"
href="http://llvm.org/bugs/show_bug.cgi?id=22383">22383</a>
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<th>Summary</th>
<td>Invalid constantexpr bitcast when compiling for -target nvptx -x cuda
</td>
</tr>
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<th>Product</th>
<td>new-bugs
</td>
</tr>
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<th>Version</th>
<td>trunk
</td>
</tr>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Windows NT
</td>
</tr>
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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>new bugs
</td>
</tr>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
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<th>Reporter</th>
<td>yaron.keren@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>justin.holewinski@gmail.com, llvmbugs@cs.uiuc.edu
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Compiling this one-line file example.cpp:
__attribute__((device)) __attribute__((__used__)) int a[] = {};
with r227430:
clang -target nvptx -x cuda example.cpp -S -Xclang -fcuda-is-device
results in:
Assertion failed: CastInst::castIsValid(Instruction::BitCast, C, DstTy) &&
"Invalid constantexpr bitcast!", file C:\llvm-clean\lib\IR\Constants.cpp, line
1796
printing List[0] in emitUsed is:
@a = addrspace(1) global [0 x i32] zeroinitializer, align 4</pre>
</div>
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