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<base href="https://bugs.llvm.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - clang -g -S | llvm-mc -g asserts with Assertion failed: (Header.MCDwarfFiles.empty())"
href="https://bugs.llvm.org/show_bug.cgi?id=38740">38740</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>clang -g -S | llvm-mc -g asserts with Assertion failed: (Header.MCDwarfFiles.empty())
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>MC
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>francisvm@yahoo.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>$ cat main.c
int main(void)
{
return 0;
}
$ ./build/bin/clang --target=x86_64-apple-darwin main.c -S -g -o - |
./build/bin/llvm-mc -g -triple=x86_64-apple-darwin
.section __TEXT,__text,regular,pure_instructions
Ltmp0:
<stdin>:2:2: warning: .macosx_version_min used while targeting darwin
.macosx_version_min 10, 14
^
.macosx_version_min 10, 14
.globl _main
.p2align 4, 0x90
_main:
.file 1 "<stdin>"
Ltmp1:
Lfunc_begin0:
Assertion failed: (Header.MCDwarfFiles.empty()), function resetRootFile, file
../include/llvm/MC/MCDwarf.h, line 316.
Stack dump:
0. Program arguments: ./build/bin/llvm-mc -g -triple=x86_64-apple-darwin
0 llvm-mc 0x000000010e0fd35c
llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 60
1 llvm-mc 0x000000010e0fd929
PrintStackTraceSignalHandler(void*) + 25
2 llvm-mc 0x000000010e0fa01e llvm::sys::RunSignalHandlers() +
990
3 llvm-mc 0x000000010e0fe965 SignalHandler(int) + 485
4 libsystem_platform.dylib 0x00007fff63d91d7a _sigtramp + 26
5 libsystem_platform.dylib 0x000000011b6b38c8 _sigtramp + 3079805800
6 libsystem_c.dylib 0x00007fff63c521c9 abort + 127
7 libsystem_c.dylib 0x00007fff63c1a868 basename_r + 0
8 llvm-mc 0x000000010df0c96d
llvm::MCDwarfLineTable::resetRootFile() + 93
9 llvm-mc 0x000000010deead96 (anonymous
namespace)::AsmParser::parseDirectiveFile(llvm::SMLoc) + 5334
10 llvm-mc 0x000000010dedc1ae (anonymous
namespace)::AsmParser::parseStatement((anonymous
namespace)::ParseStatementInfo&, llvm::MCAsmParserSemaCallback*) + 10622
11 llvm-mc 0x000000010decf820 (anonymous
namespace)::AsmParser::Run(bool, bool) + 656
12 llvm-mc 0x000000010d418441 AssembleInput(char const*,
llvm::Target const*, llvm::SourceMgr&, llvm::MCContext&, llvm::MCStreamer&,
llvm::MCAsmInfo&, llvm::MCSubtargetInfo&, llvm::MCInstrInfo&,
llvm::MCTargetOptions&) + 1185
13 llvm-mc 0x000000010d413b58 main + 26104
14 libdyld.dylib 0x00007fff63b95429 start + 1
[1] 15776 done ./build/bin/clang --target=x86_64-apple-darwin main.c
-S -g -o - |
15777 abort ./build/bin/llvm-mc -g -triple=x86_64-apple-darwin</pre>
</div>
</p>
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