<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 --- - MS ABI: LLVM type derived from struct has wrong size"
href="http://llvm.org/bugs/show_bug.cgi?id=18692">18692</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>MS ABI: LLVM type derived from struct has wrong size
</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:
struct A {
char AField[9];
};
struct B {
long long BField1;
};
#pragma pack(push, 4)
struct __declspec(align(16)) C : A, B {};
#pragma pack(pop)
int main() { C(); }
compile with:
~/llvm/build/bin/clang++ -cc1 -triple i386-pc-win32 foo.cpp -fno-rtti
-emit-llvm-only
the following assertion fires in CGRecordLayoutBuilder.cpp:1077 :
TypeSizeInBits == getDataLayout().getTypeAllocSizeInBits(Ty) && "Type size
mismatch!"</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>