<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 - strlen calls on non-const char[] not folded"
href="https://bugs.llvm.org/show_bug.cgi?id=43624">43624</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>strlen calls on non-const char[] not folded
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux
</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>C
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>ndesaulniers@google.com
</td>
</tr>
<tr>
<th>CC</th>
<td>blitzrakete@gmail.com, dgregor@apple.com, erik.pilkington@gmail.com, llvm-bugs@lists.llvm.org, richard-llvm@metafoo.co.uk, srhines@google.com
</td>
</tr></table>
<p>
<div>
<pre>#include <stdio.h>
#include <string.h>
void f(const char *s){
char foo [] = "hello\n";
printf("%lu\n", strlen(foo));
foo[0] = '\0';
printf("%lu\n", strlen(foo));
}
<a href="https://godbolt.org/z/T1m9UM">https://godbolt.org/z/T1m9UM</a>
Looks like GCC nicely determines the strlen at compile time. Seems nice to
have.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>