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<body><span class="vcard"><a class="email" href="mailto:davide@freebsd.org" title="Davide Italiano <davide@freebsd.org>"> <span class="fn">Davide Italiano</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - crash on valid C code at -Os and above in both 32-bit and 64-bit modes on x86_64-linux-gnu (Assertion `Headers.size() >= 2 && "Expected irreducible CFG; -loop-info is likely invalid"' failed.)"
href="https://llvm.org/bugs/show_bug.cgi?id=31117">bug 31117</a>
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<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
</td>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - crash on valid C code at -Os and above in both 32-bit and 64-bit modes on x86_64-linux-gnu (Assertion `Headers.size() >= 2 && "Expected irreducible CFG; -loop-info is likely invalid"' failed.)"
href="https://llvm.org/bugs/show_bug.cgi?id=31117#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - crash on valid C code at -Os and above in both 32-bit and 64-bit modes on x86_64-linux-gnu (Assertion `Headers.size() >= 2 && "Expected irreducible CFG; -loop-info is likely invalid"' failed.)"
href="https://llvm.org/bugs/show_bug.cgi?id=31117">bug 31117</a>
from <span class="vcard"><a class="email" href="mailto:davide@freebsd.org" title="Davide Italiano <davide@freebsd.org>"> <span class="fn">Davide Italiano</span></a>
</span></b>
<pre>Fixed in trunk.
$ ./clang blah.c -O3 -o /dev/null
blah.c:12:15: warning: implicitly declaring library function 'printf' with type
'int (const char *, ...)' [-Wimplicit-function-declaration]
int k = printf("%d\n", g);
^
blah.c:12:15: note: include the header <stdio.h> or explicitly provide a
declaration for 'printf'
blah.c:37:5: warning: expression result unused [-Wunused-value]
e;
^
2 warnings generated.</pre>
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