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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - error: comparison of distinct pointer types ('int *' and 'int * __ptr32')"
href="https://bugs.llvm.org/show_bug.cgi?id=51889">51889</a>
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<th>Summary</th>
<td>error: comparison of distinct pointer types ('int *' and 'int * __ptr32')
</td>
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<th>Product</th>
<td>clang
</td>
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<th>Version</th>
<td>12.0
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>Frontend
</td>
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<th>Assignee</th>
<td>akhuang@google.com
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<th>Reporter</th>
<td>ararmine2@gmail.com
</td>
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<th>CC</th>
<td>llvm-bugs@lists.llvm.org, neeilans@live.com, richard-llvm@metafoo.co.uk
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<p>
<div>
<pre>1. cat test.cpp
extern "C"
int printf(const char *,...);
int* b = (int*)-1;
int main()
{
if (b == (int * __ptr32) -1)
printf("values are the same\n");
else
printf("values are different\n");
}
2. clang -fsyntax-only -target x86_64-windows-msvc -fms-extensions test.cpp
test.cpp:8:9: error: comparison of distinct pointer types ('int *' and 'int *
__ptr32')
if (b == (int * __ptr32) -1)
~ ^ ~~~~~~~~~~~~~~~~~~
1 error generated.</pre>
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