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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 --- - Inlined callsite does not have discriminator emitted"
href="https://llvm.org/bugs/show_bug.cgi?id=25463">25463</a>
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<th>Summary</th>
<td>Inlined callsite does not have discriminator emitted
</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>
</tr>
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<th>OS</th>
<td>Linux
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>DebugInfo
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>danielcdh@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>
<div>
<pre>We need to have discriminator emitted for the inlined callsites to attribute
profiles correctly to inlined instances.
# cat a.cc
void abc();
void xyz();
static void bar() { abc(); }
static void baz() { xyz(); }
void foo(int i) {
bar(); baz();
}
# g++ -g -O2 a.cc -c
# objdump --dwarf=info a.o|grep -B 6 AT_GNU_discriminator
<2><94>: Abbrev Number: 7 (DW_TAG_inlined_subroutine)
<95> DW_AT_abstract_origin: <0x35>
<99> DW_AT_low_pc : 0xd
<a1> DW_AT_high_pc : 0x5
<a9> DW_AT_call_file : 1
<aa> DW_AT_call_line : 8
<ab> DW_AT_GNU_discriminator: 1
# clang++ -g -O2 a.cc -c
# objdump --dwarf=info a.o|grep -B 6 AT_GNU_discriminator</pre>
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