<html>
<head>
<base href="http://llvm.org/bugs/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Assertion `(Encoding == dwarf::DW_ATE_unsigned || Encoding == dwarf::DW_ATE_unsigned_char || Encoding == dwarf::DW_ATE_signed || Encoding == dwarf::DW_ATE_signed_char || Encoding == dwarf::DW_ATE_UTF || Encoding == dwarf::DW_ATE_boolean)..."
href="http://llvm.org/bugs/show_bug.cgi?id=19809">19809</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Assertion `(Encoding == dwarf::DW_ATE_unsigned || Encoding == dwarf::DW_ATE_unsigned_char || Encoding == dwarf::DW_ATE_signed || Encoding == dwarf::DW_ATE_signed_char || Encoding == dwarf::DW_ATE_UTF || Encoding == dwarf::DW_ATE_boolean)...
</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>Linux
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>DebugInfo
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>mcrosier@codeaurora.org
</td>
</tr>
<tr>
<th>CC</th>
<td>aprantl@apple.com, echristo@gmail.com, llvmbugs@cs.uiuc.edu, mren@apple.com, t.p.northover@gmail.com
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Test case:
template <class> class t {
public:
double i;
};
int main() {
double t<double>::*a = &t<double>::i;
}
Reproduce with:
clang++ -cc1 -triple arm64-none-linux-gnu -emit-obj -disable-free
-main-file-name foo.cpp -mrelocation-model static -mdisable-fp-elim
-fmath-errno -masm-verbose -mconstructor-aliases -fuse-init-array -target-cpu
cortex-a53 -target-feature +neon -target-abi aapcs -target-cpu cortex-a53 -g -D
"__arm__" -D "__extern_always_inline=inline" -O2 -trigraphs -fdeprecated-macro
-ferror-limit 19 -fmessage-length 270 -mstackrealign -fno-signed-char
-fobjc-runtime=gcc
-fcxx-exceptions -fexceptions -fdiagnostics-show-option -fcolor-diagnostics
-vectorize-loops -vectorize-slp -x c++ foo.ii
Backtrace:
clang-3.5: /llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp:768: bool
isUnsignedDIType(llvm::DwarfDebug*, llvm::DIType): Assertion `(Encoding ==
dwarf::DW_ATE_unsigned || Encoding == dwarf::DW_ATE_unsigned_char || Encoding
== dwarf::DW_ATE_signed || Encoding == dwarf::DW_ATE_signed_char || Encoding ==
dwarf::DW_ATE_UTF || Encoding == dwarf::DW_ATE_boolean) && "Unsupported
encoding"' failed.
0 clang-3.5 0x0000000000d01092 llvm::sys::PrintStackTrace(_IO_FILE*) +
34
1 clang-3.5 0x0000000000d00cb4
2 libpthread.so.0 0x00007ffabe1aa8f0
3 libc.so.6 0x00007ffabd48ba75 gsignal + 53
4 libc.so.6 0x00007ffabd48f5c0 abort + 384
5 libc.so.6 0x00007ffabd484941 __assert_fail + 241
6 clang-3.5 0x0000000000f4197a
7 clang-3.5 0x0000000000f41892
8 clang-3.5 0x0000000000f419a2
llvm::DwarfUnit::addConstantValue(llvm::DIE&, llvm::MachineOperand const&,
llvm::DIType) + 34
9 clang-3.5 0x0000000000f456f3
llvm::DwarfUnit::constructVariableDIEImpl(llvm::DbgVariable const&,
llvm::AbstractOrInlined) + 851
10 clang-3.5 0x0000000000f45771
llvm::DwarfUnit::constructVariableDIE(llvm::DbgVariable&,
llvm::AbstractOrInlined) + 17
11 clang-3.5 0x0000000000f2b2bd
llvm::DwarfDebug::createScopeChildrenDIE(llvm::DwarfCompileUnit&,
llvm::LexicalScope*, llvm::SmallVectorImpl<std::unique_ptr<llvm::DIE,
std::default_delete<llvm::DIE> > >&) + 461
12 clang-3.5 0x0000000000f2b6ba
llvm::DwarfDebug::createAndAddScopeChildren(llvm::DwarfCompileUnit&,
llvm::LexicalScope*, llvm::DIE&) + 58
13 clang-3.5 0x0000000000f2bc6d
llvm::DwarfDebug::constructSubprogramScopeDIE(llvm::DwarfCompileUnit&,
llvm::LexicalScope*) + 125
14 clang-3.5 0x0000000000f36729
15 clang-3.5 0x0000000000f1a650 llvm::AsmPrinter::EmitFunctionBody() +
4528
16 clang-3.5 0x00000000007edd7b
17 clang-3.5 0x0000000000a7b80f
llvm::FPPassManager::runOnFunction(llvm::Function&) + 655
18 clang-3.5 0x0000000000a7bceb
llvm::FPPassManager::runOnModule(llvm::Module&) + 43
19 clang-3.5 0x0000000000a7c02d
llvm::legacy::PassManagerImpl::run(llvm::Module&) + 797
20 clang-3.5 0x00000000012f8cde
clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::CodeGenOptions
const&, clang::TargetOptions const&, clang::LangOptions const&,
llvm::StringRef, llvm::Module*, clang::BackendAction, llvm::raw_ostream*) +
2990
21 clang-3.5 0x00000000012f378f
22 clang-3.5 0x000000000175689b clang::ParseAST(clang::Sema&, bool, bool)
+ 507
23 clang-3.5 0x00000000012f433b clang::CodeGenAction::ExecuteAction() +
59
24 clang-3.5 0x0000000000e5b676 clang::FrontendAction::Execute() + 150
25 clang-3.5 0x0000000000e3dd20
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 352
26 clang-3.5 0x0000000000ed8611
clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 1921
27 clang-3.5 0x000000000064f2f8 cc1_main(char const**, char const**, char
const*, void*) + 1016
28 clang-3.5 0x000000000064bab3 main + 755
29 libc.so.6 0x00007ffabd476c4d __libc_start_main + 253
30 clang-3.5 0x000000000064a699
Stack dump:
1. <eof> parser at end of file
2. Code generation
3. Running pass 'Function Pass Manager' on module 'foo.ii'.
4. Running pass 'ARM64 Assembly Printer' on function '@main'</pre>
</div>
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