<html>
<head>
<base href="https://bugs.llvm.org/">
</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 - Regression(357610): Assertion `COMDATKey' failed for"
href="https://bugs.llvm.org/show_bug.cgi?id=41471">41471</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Regression(357610): Assertion `COMDATKey' failed for
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</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>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>LLVM Codegen
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>nicolasweber@gmx.de
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org, neeilans@live.com, richard-llvm@metafoo.co.uk
</td>
</tr></table>
<p>
<div>
<pre>$ cat angle_deqp_gtest-d421b0.reduced.cpp
class a {
public:
a();
};
namespace {
template <size_t> class aj {
public:
static a al;
};
template <size_t am> a aj<am>::al;
class b : aj<3> {
void c();
};
void b::c() { al; }
} // namespace
$ cat angle_deqp_gtest-d421b0.reduced.sh
out/gn/bin/clang -cc1 -triple i386-pc-windows-msvc19.11.0 -fms-compatibility
-emit-llvm angle_deqp_gtest-d421b0.reduced.cpp
angle_deqp_gtest-d421b0.reduced.cpp:14:15: warning: expression result unused
void b::c() { al; }
^~
clang: ../../clang/lib/CodeGen/CGDeclCXX.cpp:487: void
clang::CodeGen::CodeGenModule::EmitCXXGlobalVarDeclInitFunc(const
clang::VarDecl *, llvm::GlobalVariable *, bool): Assertion `COMDATKey' failed.
Stack dump:
0. Program arguments: out/gn/bin/clang -cc1 -triple
i386-pc-windows-msvc19.11.0 -fms-compatibility -emit-llvm
angle_deqp_gtest-d421b0.reduced.cpp
1. <eof> parser at end of file
2. angle_deqp_gtest-d421b0.reduced.cpp:8:12: instantiating variable
definition '(anonymous namespace)::aj<3>::al'
3. angle_deqp_gtest-d421b0.reduced.cpp:10:32: Generating code for
declaration '(anonymous namespace)::aj<3>::al'
#0 0x0000000002717c9d PrintStackTraceSignalHandler(void*)
(out/gn/bin/clang+0x2717c9d)
#1 0x0000000002715a3e llvm::sys::RunSignalHandlers()
(out/gn/bin/clang+0x2715a3e)
#2 0x0000000002717e58 SignalHandler(int) (out/gn/bin/clang+0x2717e58)
#3 0x00007f1f95a890c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x110c0)
#4 0x00007f1f94c50fcf gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x32fcf)
#5 0x00007f1f94c523fa abort (/lib/x86_64-linux-gnu/libc.so.6+0x343fa)
#6 0x00007f1f94c49e37 (/lib/x86_64-linux-gnu/libc.so.6+0x2be37)
#7 0x00007f1f94c49ee2 (/lib/x86_64-linux-gnu/libc.so.6+0x2bee2)
#8 0x0000000001ab8620
clang::CodeGen::CodeGenFunction::GenerateCXXGlobalVarDeclInitFunc(llvm::Function*,
clang::VarDecl const*, llvm::GlobalVariable*, bool)
(out/gn/bin/clang+0x1ab8620)
#9 0x00000000019a9ba4
clang::CodeGen::CodeGenModule::EmitGlobalVarDefinition(clang::VarDecl const*,
bool) (out/gn/bin/clang+0x19a9ba4)
#10 0x00000000019a14c9
clang::CodeGen::CodeGenModule::EmitGlobalDefinition(clang::GlobalDecl,
llvm::GlobalValue*) (out/gn/bin/clang+0x19a14c9)
#11 0x00000000019abcc6
clang::CodeGen::CodeGenModule::EmitTopLevelDecl(clang::Decl*)
(out/gn/bin/clang+0x19abcc6)
#12 0x0000000003873b57
clang::Sema::InstantiateVariableDefinition(clang::SourceLocation,
clang::VarDecl*, bool, bool, bool) (out/gn/bin/clang+0x3873b57)
#13 0x000000000387430e clang::Sema::PerformPendingInstantiations(bool)
(out/gn/bin/clang+0x387430e)
#14 0x00000000031cc68d clang::Sema::ActOnEndOfTranslationUnit()
(out/gn/bin/clang+0x31cc68d)
#15 0x00000000030f7527
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&)
(out/gn/bin/clang+0x30f7527)
#16 0x00000000030f3343 clang::ParseAST(clang::Sema&, bool, bool)
(out/gn/bin/clang+0x30f3343)
#17 0x0000000001e57e40 clang::FrontendAction::Execute()
(out/gn/bin/clang+0x1e57e40)
#18 0x0000000001dc3421
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(out/gn/bin/clang+0x1dc3421)
#19 0x0000000001eefd4a
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(out/gn/bin/clang+0x1eefd4a)
#20 0x00000000018d6628 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (out/gn/bin/clang+0x18d6628)
#21 0x00000000018e3ba5 main (out/gn/bin/clang+0x18e3ba5)
#22 0x00007f1f94c3e2b1 __libc_start_main
(/lib/x86_64-linux-gnu/libc.so.6+0x202b1)
#23 0x00000000018d602a _start (out/gn/bin/clang+0x18d602a)
./angle_deqp_gtest-d421b0.reduced.sh: line 2: 169750 Aborted
out/gn/bin/clang -cc1 -triple i386-pc-windows-msvc19.11.0 -fms-compatibility
-emit-llvm angle_deqp_gtest-d421b0.reduced.cpp</pre>
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