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<head>
<base href="http://llvm.org/bugs/" />
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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 --- - Itanium ABI: CodeGen crash during initialization of global variable"
href="http://llvm.org/bugs/show_bug.cgi?id=21089">21089</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Itanium ABI: CodeGen crash during initialization of global variable
</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>All
</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>LLVM Codegen
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>david.majnemer@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>consider:
$ cat ~/t.cpp
struct A {
bool : 1;
int A::*x;
bool y;
A();
};
struct B : A {
virtual void f();
};
B b;
$ ~/llvm/Debug+Asserts/bin/clang -cc1 -x c++ -triple x86_64-pc-linux t.cpp -S
-o -
clang: ~/llvm/src/lib/IR/Constants.cpp:956:
llvm::ConstantStruct::ConstantStruct(llvm::StructType*,
llvm::ArrayRef<llvm::Constant*>): Assertion `(T->isOpaque() || V[i]->getType()
== T->getElementType(i)) && "Initializer for struct element doesn't match
struct element type!"' failed.
0 clang 0x00000000021aa8db llvm::sys::PrintStackTrace(_IO_FILE*) +
38
1 clang 0x00000000021aab58
2 clang 0x00000000021aa457
3 libpthread.so.0 0x00007f2ff167e340
4 libc.so.6 0x00007f2ff0abbbb9 gsignal + 57
5 libc.so.6 0x00007f2ff0abefc8 abort + 328
6 libc.so.6 0x00007f2ff0ab4a76
7 libc.so.6 0x00007f2ff0ab4b22
8 clang 0x0000000001d24b38
llvm::ConstantStruct::ConstantStruct(llvm::StructType*,
llvm::ArrayRef<llvm::Constant*>) + 330
9 clang 0x0000000001d33f7c
10 clang 0x0000000001d31d0f
11 clang 0x0000000001d2f275
12 clang 0x0000000001d24d38
llvm::ConstantStruct::get(llvm::StructType*, llvm::ArrayRef<llvm::Constant*>) +
434
13 clang 0x0000000002702c1a
14 clang 0x0000000002702ce9
15 clang 0x0000000002702892
16 clang 0x00000000027030a2
clang::CodeGen::CodeGenModule::EmitNullConstant(clang::QualType) + 544
17 clang 0x000000000274f34f
clang::CodeGen::CodeGenModule::EmitGlobalVarDefinition(clang::VarDecl const*) +
513
18 clang 0x000000000274dcfb
clang::CodeGen::CodeGenModule::EmitGlobalDefinition(clang::GlobalDecl,
llvm::GlobalValue*) + 531
19 clang 0x000000000274d5c0
clang::CodeGen::CodeGenModule::EmitGlobal(clang::GlobalDecl) + 748
20 clang 0x00000000027542da
clang::CodeGen::CodeGenModule::EmitTopLevelDecl(clang::Decl*) + 436
21 clang 0x00000000026d166d
22 clang 0x00000000026bdb7a
23 clang 0x0000000003061c00 clang::ParseAST(clang::Sema&, bool, bool)
+ 550
24 clang 0x000000000238f8d2 clang::ASTFrontendAction::ExecuteAction()
+ 322
25 clang 0x00000000026c032d clang::CodeGenAction::ExecuteAction() +
1467
26 clang 0x000000000238f3ad clang::FrontendAction::Execute() + 139
27 clang 0x000000000235a470
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 770
28 clang 0x000000000249855b
clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 993
29 clang 0x000000000110858e cc1_main(llvm::ArrayRef<char const*>,
char const*, void*) + 770
30 clang 0x0000000001101534
31 clang 0x0000000001101ae0 main + 1015
32 libc.so.6 0x00007f2ff0aa6ec5 __libc_start_main + 245
33 clang 0x00000000010fe789
Stack dump:
0. Program arguments: ~/llvm/Debug+Asserts/bin/clang -cc1 -x c++ -triple
x86_64-pc-linux t.cpp -S -o -</pre>
</div>
</p>
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