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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - GCC's -Wstrict-prototypes warning not implemented in Clang"
href="http://llvm.org/bugs/show_bug.cgi?id=20796">20796</a>
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<th>Summary</th>
<td>GCC's -Wstrict-prototypes warning not implemented in Clang
</td>
</tr>
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<th>Product</th>
<td>clang
</td>
</tr>
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<th>Version</th>
<td>trunk
</td>
</tr>
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<th>Hardware</th>
<td>PC
</td>
</tr>
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<th>OS</th>
<td>Linux
</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>
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<th>Component</th>
<td>Frontend
</td>
</tr>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
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<th>Reporter</th>
<td>mseaborn@chromium.org
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>"-Wstrict-prototypes" appears to be a no-op in Clang.
$ cat strict_protos.c
void foo() {
}
$ gcc -c strict_protos.c -Wstrict-prototypes
strict_protos.c:2:6: warning: function declaration isn’t a prototype
[-Wstrict-prototypes]
void foo() {
^
Using Chromium's build of Clang:
$ .../third_party/llvm-build/Release+Asserts/bin/clang -c strict_protos.c
-Wstrict-prototypes
$ .../third_party/llvm-build/Release+Asserts/bin/clang --version
clang version 3.5.0 (trunk 209387)
Target: x86_64-unknown-linux-gnu
Thread model: posix</pre>
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