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<base href="http://llvm.org/bugs/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [-cxx-abi microsoft] Crash while laying out field in packed struct"
href="http://llvm.org/bugs/show_bug.cgi?id=18173">18173</a>
</td>
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<th>Summary</th>
<td>[-cxx-abi microsoft] Crash while laying out field in packed struct
</td>
</tr>
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<th>Product</th>
<td>clang
</td>
</tr>
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<th>Version</th>
<td>unspecified
</td>
</tr>
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<th>Hardware</th>
<td>PC
</td>
</tr>
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<th>OS</th>
<td>All
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>LLVM Codegen
</td>
</tr>
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<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>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>#if defined(__clang__) || defined(__GNUC__)
typedef __SIZE_TYPE__ size_t;
#endif
static char buffer[419430400];
inline void *operator new(size_t, void *pv) {}
struct ClassName0 {};
#pragma pack(push, 2)
struct ClassName1 {
float ClassName1FieldName0;
virtual void ClassName1Method() {}
};
#pragma pack(pop)
struct ClassName2 {
virtual void ClassName2Method() {}
};
static void test_layout(const char *class_name, size_t size_of_class,
size_t align_of_class) {}
template <typename Class>
static void init_mem() {
new (buffer) Class;
}
#define test(Class) \
init_mem<Class>(), test_layout(#Class, sizeof(Class), __alignof(Class))
int main() { test(ClassName1); }</pre>
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