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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [DAG] Assertion in DAGCombiner::visitADDLike - Binary operator types must match!"
href="https://bugs.llvm.org/show_bug.cgi?id=51238">51238</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[DAG] Assertion in DAGCombiner::visitADDLike - Binary operator types must match!
</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>Windows NT
</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>Common Code Generator Code
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>llvm-dev@redking.me.uk
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>Reduced from <a href="https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36608">https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36608</a>
; ModuleID = 'bugpoint-reduced-simplified.bc'
source_filename = "llvm/test/Transforms/InstCombine/max-of-nots.ll"
target triple = "x86_64-unknown-linux-gnu"
define i8 @umin3_not(i8 %x, i8 %y, i8 %z) {
bb:
%ny = xor i8 %y, -1
%nz = xor i8 %z, -1
%minxz = select i1 undef, i8 undef, i8 %nz
%cmpyz = icmp ult i8 %ny, %nz
%B1 = add i1 %cmpyz, true
%minyz = select i1 %B1, i8 0, i8 %nz
%r = select i1 undef, i8 %minxz, i8 %minyz
ret i8 %r
}
E:\llvm>ninja\bin\llc fuzz.ll -o -
.text
.file "max-of-nots.ll"
Assertion failed: N1.getValueType() == N2.getValueType() && N1.getValueType()
== VT && "Binary operator types must match!", file
E:\llvm\llvm-project\llvm\lib\CodeGen\SelectionDAG\SelectionDAG.cpp, line 5605</pre>
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