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<base href="https://llvm.org/bugs/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Nested static vars in same DWARF scope"
href="https://llvm.org/bugs/show_bug.cgi?id=23164">23164</a>
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<th>Summary</th>
<td>Nested static vars in same DWARF scope
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</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>Linux
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>Common Code Generator Code
</td>
</tr>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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</tr>
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<th>Reporter</th>
<td>paul_robinson@playstation.sony.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>If you have two static variables with the same name in nested lexical blocks:
int main() {
static float a = 50;
int b = a;
{
static int a = 200;
b += a;
}
return b;
}
You'll find that both DIEs for the two "a" variables are siblings.
<2><43>: Abbrev Number: 3 (DW_TAG_variable)
<44> DW_AT_name : (indirect string, offset: 0x54): a
<48> DW_AT_type : <0x7c>
<4c> DW_AT_decl_file : 1
<4d> DW_AT_decl_line : 2
<4e> DW_AT_location : 9 byte block: 3 0 0 0 0 0 0 0 0 (DW_OP_addr:
0)
<2><58>: Abbrev Number: 3 (DW_TAG_variable)
<59> DW_AT_name : (indirect string, offset: 0x54): a
<5d> DW_AT_type : <0x83>
<61> DW_AT_decl_file : 1
<62> DW_AT_decl_line : 5
<63> DW_AT_location : 9 byte block: 3 4 0 0 0 0 0 0 0 (DW_OP_addr:
4)
There's a lexical_block missing.</pre>
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</p>
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