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<base href="http://llvm.org/bugs/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - clang crash-on-invalid "comparison with mismatched types""
href="http://llvm.org/bugs/show_bug.cgi?id=15537">15537</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>clang crash-on-invalid "comparison with mismatched types"
</td>
</tr>
<tr>
<th>Product</th>
<td>clang
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Frontend
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>lists@eitanadler.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=10195" name="attach_10195" title="testcase">attachment 10195</a> <a href="attachment.cgi?id=10195&action=edit" title="testcase">[details]</a></span>
testcase
When compiling the attached testcase I get the following assertion failure:
gdb> run x.ii
Starting program: /home/eitan/svn/clang/pfx/bin/clang x.ii
(no debugging symbols found)...[New LWP 105731]
(no debugging symbols found)...(no debugging symbols found)...(no debugging
symbols found)...(no debugging symbols found)...(no debugging symbols
found)...(no debugging symbols found)...[New Thread 805007400 (LWP
105731/clang)]
Assertion failed: (S.Context.hasSameUnqualifiedType(T, E->getRHS()->getType())
&& "comparison with mismatched types"), function AnalyzeComparison, file
/home/eitan/svn/clang/llvm/tools/clang/lib/Sema/SemaChecking.cpp, line 4518.
Stack dump:
0. Program arguments: /home/eitan/svn/clang/pfx/bin/clang -cc1 -triple
x86_64-unknown-freebsd9.1 -emit-obj -mrelax-all -disable-free -main-file-name
x.ii -mrelocation-model static -mdisable-fp-elim -masm-verbose
-mconstructor-aliases -munwind-tables -target-cpu x86-64 -target-linker-version
2.17.50 -momit-leaf-frame-pointer -resource-dir
/home/eitan/svn/clang/pfx/bin/../lib/clang/3.3 -fdeprecated-macro
-fdebug-compilation-dir /home/eitan/working-reproduce-case/md -ferror-limit 19
-fmessage-length 211 -mstackrealign -fobjc-runtime=gnustep
-fobjc-default-synthesize-properties -fcxx-exceptions -fexceptions
-fdiagnostics-show-option -fcolor-diagnostics -backend-option -vectorize-loops
-o /tmp/x-WNfP4s.o -x c++-cpp-output x.ii
1. x.ii:3:34: current parser token '{'
2. x.ii:2:34: parsing function body 'delayatzero'
3. x.ii:2:34: in compound statement ('{}')
clang: error: unable to execute command: Abort trap: 6 (core dumped)
clang: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 3.3 (trunk 176767) (llvm/trunk 176769)
Target: x86_64-unknown-freebsd9.1
Thread model: posix
clang: note: diagnostic msg: PLEASE submit a bug report to
<a href="http://llvm.org/bugs/">http://llvm.org/bugs/</a> and include the crash backtrace, preprocessed source, and
associated run script.
clang: note: diagnostic msg: Error generating preprocessed source(s) - no
preprocessable inputs.
Program exited with code 0376.</pre>
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