<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 - PowerPC64: clang crashes when building libslang2"
   href="https://bugs.llvm.org/show_bug.cgi?id=43976">43976</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>PowerPC64: clang crashes when building libslang2
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>clang
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>9.0
          </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>pkubaj@anongoth.pl
          </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
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=22798" name="attach_22798" title="crash data">attachment 22798</a> <a href="attachment.cgi?id=22798&action=edit" title="crash data">[details]</a></span>
crash data

When building on FreeBSD/powerpc64-elfv2:
cc -I/tmp/usr/ports/devel/libslang2/work/slang-2.3.2/src -shared -fPIC -O2
-pipe  -DLIBICONV_PLUG -fstack-protector-strong -fno-strict-aliasing
-I/tmp/usr/ports/devel/libslang2/work/slang-2.3.2/src
/tmp/usr/ports/devel/libslang2/work/slang-2.3.2/modules/select-module.c -o
select-module.so -lncurses -fstack-protector-strong
-Wl,-rpath,/usr/local/lib:/usr/local/lib   -lm
Assertion failed: ((Op.getOpcode() == ISD::FP_TO_SINT || Subtarget.hasFPCVT())
&& "i64 FP_TO_UINT is supported only with FPCVT"), function
LowerFP_TO_INTForReuse, file
/usr/src/contrib/llvm/lib/Target/PowerPC/PPCISelLowering.cpp, line 7276.
Stack dump:
0.      Program arguments: /usr/bin/cc -cc1 -triple
powerpc64-unknown-freebsd13.0 -emit-obj -disable-free -main-file-name
select-module.c -mrelocation-model pic -pic-level 2 -mthread-model posix
-relaxed-aliasing -masm-verbose -mconstructor-aliases -munwind-tables
-fuse-init-array -target-cpu ppc64 -target-feature +secure-plt -mfloat-abi hard
-dwarf-column-info -debugger-tuning=gdb -momit-leaf-frame-pointer -resource-dir
 /usr/lib/clang/9.0.0 -I /tmp/usr/ports/devel/libslang2/work/slang-2.3.2/src -D
LIBICONV_PLUG -I /tmp/usr/ports/devel/libslang2/work/slang-2.3.2/src -O2
-fdebug-compilation-dir
/tmp/usr/ports/devel/libslang2/work/slang-2.3.2/modules/powerpc64objs
-ferror-limit 19 -fmessage-length 106 -stack-protector 2 -fno-signed-char
-fobjc-runtime=gnustep -fdiagnostics-show-option -fcolor-diagnostics
-vectorize-loops -vectorize-slp -faddrsig -o /tmp/select-module-2a3aa3.o -x c
/tmp/usr/ports/devel/libslang2/work/slang-2.3.2/modules/select-module.c 
1.      <eof> parser at end of file
2.      Code generation
3.      Running pass 'Function Pass Manager' on module
'/tmp/usr/ports/devel/libslang2/work/slang-2.3.2/modules/select-module.c'.
4.      Running pass 'PowerPC DAG->DAG Pattern Instruction Selection' on
function '@select_intrin'
cc: error: unable to execute command: Abort trap (core dumped)
cc: error: clang frontend command failed due to signal (use -v to see
invocation)
FreeBSD clang version 9.0.0 (tags/RELEASE_900/final 372316) (based on LLVM
9.0.0)
Target: powerpc64-unknown-freebsd13.0
Thread model: posix
InstalledDir: /usr/bin


Preprocessed source and the running script are attached.</pre>
        </div>
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