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<body><span class="vcard"><a class="email" href="mailto:tstellar@redhat.com" title="Tom Stellard <tstellar@redhat.com>"> <span class="fn">Tom Stellard</span></a>
</span> changed
<a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - __builtin_mul_overflow unsupported for mixed-sign 64-bit operands on 32-bit architectures"
href="https://bugs.llvm.org/show_bug.cgi?id=34920">bug 34920</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;">Resolution</td>
<td>FIXED
</td>
<td>---
</td>
</tr>
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<td style="text-align:right;">CC</td>
<td>
</td>
<td>tstellar@redhat.com
</td>
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<td style="text-align:right;">Status</td>
<td>RESOLVED
</td>
<td>REOPENED
</td>
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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - __builtin_mul_overflow unsupported for mixed-sign 64-bit operands on 32-bit architectures"
href="https://bugs.llvm.org/show_bug.cgi?id=34920#c11">Comment # 11</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - __builtin_mul_overflow unsupported for mixed-sign 64-bit operands on 32-bit architectures"
href="https://bugs.llvm.org/show_bug.cgi?id=34920">bug 34920</a>
from <span class="vcard"><a class="email" href="mailto:tstellar@redhat.com" title="Tom Stellard <tstellar@redhat.com>"> <span class="fn">Tom Stellard</span></a>
</span></b>
<pre>I've found a new test case where we still emit an i65 overflow intrinsic with
64-bit operands.
#include <stddef.h>
void mul(size_t a, int b) {
size_t res;
__builtin_mul_overflow(a, b, &res);
}</pre>
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