Clang 5.0 32-bit builds Failing on CppunitTest_vcl_pdfexport

After  commit 739345e73af9e14d9c666836d0e35a93b1ed12ee
Author: Stephan Bergmann <sbergman@redhat.com>
Date:   Thu Mar 9 11:36:27 2017 +0100

    Add missing CxxClrObject case

I'm getting the following build failure 

/bin/sh: line 1: 16577 Segmentation fault      (core dumped) ( 
LD_LIBRARY_PATH=${LD_LIBRARY_PATH:+$LD_LIBRARY_PATH:}"$I/program:$I/program":$W/UnpackedTarball/cppunit/src/cppunit/.libs
 MALLOC_CHECK_=2 MALLOC_PERTURB_=153 $W/LinkTarget/Executable/cppunittester  
$W/LinkTarget/CppunitTest/libtest_vcl_pdfexport.so --headless 
"-env:BRAND_BASE_DIR=file://$S/instdir" "-env:BRAND_SHARE_SUBDIR=share" 
"-env:UserInstallation=file://$W/CppunitTest/vcl_pdfexport.test.user" 
"-env:CONFIGURATION_LAYERS=xcsxcu:file://$I/share/registry  xcsxcu:file://$W/unittest/registry" 
"-env:UNO_TYPES=file://$I/program/types.rdb  file://$I/program/types/offapi.rdb 
file://$I/program/types.rdb file://$I/program/types/offapi.rdb" 
"-env:UNO_SERVICES=file://$W/Rdb/ure/services.rdb file://$W/Rdb/services.rdb" 
-env:URE_INTERNAL_LIB_DIR=file://$I/program -env:LO_LIB_DIR=file://$I/program 
-env:LO_JAVA_DIR=file://$I/program/classes --protector 
$W/LinkTarget/Library/unoexceptionprotector.so unoexceptionprotector  --protector 
$W/LinkTarget/Library/unobootstrapprotector.so unobootstrapprotector --protector 
$W/LinkTarget/Library/libvclbootstrapprotector.so vclbootstrapprotector 
"-env:CPPUNITTESTTARGET=$W/CppunitTest/vcl_pdfexport.test" ) > 
$W/CppunitTest/vcl_pdfexport.test.log  2>&1
(anonymous namespace)::PdfExportTest::testTdf106059 finished in: 635ms
(anonymous namespace)::PdfExportTest::testTdf105461 finished in: 756ms
(anonymous namespace)::PdfExportTest::testTdf105093 finished in: 2364ms
** Message: PackageKit: xid = 0
** Message: PackageKit: desktop_id = (null)
** Message: PackageKit: Codec nice name: H.264 (Constrained Baseline Profile) decoder
** Message: PackageKit: ignoring field named level
** Message: PackageKit: ignoring field named profile
** Message: PackageKit: structure: gstreamer1(decoder-video/x-h264)
(anonymous namespace)::PdfExportTest::testTdf106206 finished in: 244ms
OK (4)

No core file identified in directory /lo/core/workdir/CppunitTest/vcl_pdfexport.test.core
To show backtraces for crashes during test execution,
enable core files with:

   ulimit -c unlimited


Error: a unit test failed, please do one of:
make CppunitTest_vcl_pdfexport CPPUNITTRACE="gdb --args"
    # for interactive debugging on Linux
make CppunitTest_vcl_pdfexport VALGRIND=memcheck
    # for memory checking
make CppunitTest_vcl_pdfexport DEBUGCPPUNIT=TRUE
    # for exception catching

/lo/core/solenv/gbuild/CppunitTest.mk:107: recipe for target 
'/lo/core/workdir/CppunitTest/vcl_pdfexport.test' failed
make[1]: *** [/lo/core/workdir/CppunitTest/vcl_pdfexport.test] Error 1
make[1]: *** Waiting for unfinished jobs....
Makefile:264: recipe for target 'build' failed
make: *** [build] Error 2

system info:
Fedora release 25 (Twenty Five)
[luke@localhost ~]$ uname -a
Linux localhost.localdomain 4.9.13-201.fc25.i686 #1 SMP Wed Mar 8 00:30:30 UTC 2017 i686 i686 i386 
GNU/Linux
[luke@localhost ~]$ clang --version
clang version 5.0.0 (trunk 292826)