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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - -mcmodel=large, Cannot select: t10: i64 = X86ISD::WrapperRIP TargetGlobalTLSAddress:i64"
href="https://llvm.org/bugs/show_bug.cgi?id=26906">26906</a>
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<th>Summary</th>
<td>-mcmodel=large, Cannot select: t10: i64 = X86ISD::WrapperRIP TargetGlobalTLSAddress:i64
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</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>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>Backend: X86
</td>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>eugeni.stepanov@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
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<pre>With -mcmodel=large, the following code can not be compiled:
$ cat 1.c
extern __thread int x;
int f(void) { return x; }
$ ./bin/clang 1.c -mcmodel=large -c
fatal error: error in backend: Cannot select: t10: i64 = X86ISD::WrapperRIP
TargetGlobalTLSAddress:i64<i32* @x> 0 [TF=10]
t9: i64 = TargetGlobalTLSAddress<i32* @x> 0 [TF=10]
In function: f
clang-3.9: error: clang frontend command failed with exit code 70 (use -v to
see invocation)</pre>
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