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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - -mzero-caller-saved-regs"
href="https://bugs.llvm.org/show_bug.cgi?id=37880">37880</a>
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<th>Summary</th>
<td>-mzero-caller-saved-regs
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<th>Product</th>
<td>clang
</td>
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<th>Version</th>
<td>trunk
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
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<th>Status</th>
<td>NEW
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<th>Severity</th>
<td>enhancement
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<th>Priority</th>
<td>P
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<th>Component</th>
<td>libclang
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
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<th>Reporter</th>
<td>ndesaulniers@google.com
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<th>CC</th>
<td>jyknight@google.com, klimek@google.com, llozano@chromium.org, llvm-bugs@lists.llvm.org, manojgupta@google.com, niravd@google.com, srhines@google.com
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<pre>GCC has added ways of specifying that certain registers should be zero'd upon
function return. I believe this is to help cut down on gadgets used in ROP
chains. Is this something that could be added in Clang?
<a href="https://github.com/clearlinux-pkgs/gcc/blob/master/zero-regs-gcc8.patch">https://github.com/clearlinux-pkgs/gcc/blob/master/zero-regs-gcc8.patch</a></pre>
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