<html>
<head>
<base href="https://bugs.llvm.org/">
</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 - DebugInfo: Missing parameter location on entry to a function before immediate clobbering"
href="https://bugs.llvm.org/show_bug.cgi?id=45406">45406</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>DebugInfo: Missing parameter location on entry to a function before immediate clobbering
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</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>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>DebugInfo
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>dblaikie@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>cmtice@google.com, i@maskray.me, jdevlieghere@apple.com, keith.walker@arm.com, llvm-bugs@lists.llvm.org, paul_robinson@playstation.sony.com
</td>
</tr>
<tr>
<th>Blocks</th>
<td>31268
</td>
</tr></table>
<p>
<div>
<pre>extern int x;
void f1(int i) {
i = x;
}
This has no location for 'i' (the store from 'x' was dead, so it was removed).
It'd be nice to have a location for 'i' on entry to the function, even if it's
immediately clobbered once the first instruction of the function is executed.</pre>
</div>
</p>
<div id="referenced">
<hr style="border: 1px dashed #969696">
<b>Referenced Bugs:</b>
<ul>
<li>
[<a class="bz_bug_link
bz_status_CONFIRMED "
title="CONFIRMED - Umbrella: debug info for optimized code"
href="https://bugs.llvm.org/show_bug.cgi?id=31268">Bug 31268</a>] Umbrella: debug info for optimized code
</li>
</ul>
</div>
<br>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>