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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Use of negative-stride sequences crashes tablegen"
href="http://llvm.org/bugs/show_bug.cgi?id=19055">19055</a>
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<th>Summary</th>
<td>Use of negative-stride sequences crashes tablegen
</td>
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<th>Product</th>
<td>tools
</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>All
</td>
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<th>Status</th>
<td>NEW
</td>
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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>TableGen
</td>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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<th>Reporter</th>
<td>kuba@mareimbrium.org
</td>
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<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
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<th>Classification</th>
<td>Unclassified
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<p>
<div>
<pre>This crashes tablegen:
llvm-tblgen -gen-register-info RegisterInfo.td -I llvm/lib/Target -I
llvm/include
// RegisterInfo.td
include "llvm/Target/Target.td"
def R0 : Register<"r0">;
def R1 : Register<"r1">;
def R2 : Register<"r2">;
// Either one can be first
def RC1 : RegisterClass<"Foo", [i8], 8, (sequence "R%u", 2, 0, -1)>;
def RC2 : RegisterClass<"Foo", [i8], 8, (sequence "R%u", 2, 0)>;
def T : Target {}</pre>
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