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<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 --- - Regression: "Stored value type does not match pointer operand type!""
href="http://llvm.org/bugs/show_bug.cgi?id=20771">20771</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Regression: "Stored value type does not match pointer operand type!"
</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>C++
</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>dgregor@apple.com, llvmbugs@cs.uiuc.edu
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>hummer:delta thakis$ cat repro.ii
class Heap;
struct Smi {
inline static Smi *cast();
};
struct StoreBuffer {
inline void Mark(char *addr);
Heap *heap_;
};
struct Heap {
Smi *store_buffer_top() { return Smi::cast(); }
inline void RecordWrite(char *address, int offset);
StoreBuffer store_buffer_;
};
void StoreBuffer::Mark(char *addr) {
char **top = reinterpret_cast<char **>(heap_->store_buffer_top());
*top++ = addr;
}
void Heap::RecordWrite(char *address, int offset) {
store_buffer_.Mark(address + offset);
};
class Deserializer {
void ReadChunk(void **start, void **end, char *object_address);
};
void Deserializer::ReadChunk(void **current, void **limit,
char *current_object_address) {
Heap *const heap = 0;
while (current < limit) {
char *current_address = reinterpret_cast<char *>(current);
heap->RecordWrite(
current_object_address,
static_cast<int>(current_address - current_object_address));
}
}
hummer:delta thakis$ /Users/thakis/src/llvm-build/bin/clang-cl -w -c repro.ii
-O2 -Xclang -triple -Xclang i686-pc-windows-msvc
Stored value type does not match pointer operand type!
store i8** %current, i8** %0, align 4
i8*fatal error: error in backend: Broken function found, compilation aborted!
clang-3.5: error: clang frontend command failed with exit code 70 (use -v to
see invocation)
clang version 3.6.0 (216461)
Target: x86_64-apple-windows-msvc
Thread model: posix
clang-3.5: note: diagnostic msg: PLEASE submit a bug report to
<a href="http://llvm.org/bugs/">http://llvm.org/bugs/</a> and include the crash backtrace, preprocessed source, and
associated run script.
clang-3.5: note: diagnostic msg: Error generating preprocessed source(s) - no
preprocessable inputs.
This is with r216461. It used to work with r215365.</pre>
</div>
</p>
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