[Bug bootstrap/67597] [6 Regression] profiledbootstrap failure on ppc64le

["trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67597

--- Comment #2 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Can be reproduced with:
% CC="/home/trippels/gcc_test/usr/local/bin/gcc -fprofile-generate"
CXX="/home/trippels/gcc_test/usr/local/bin/g++ -fprofile-generate"
../gcc/configure --with-cpu=power8 --disable-libsanitizer -disable-bootstrap
--disable-libstdcxx-pch --disable-libvtv --disable-libcilkrts --disable-libssp
--disable-libgomp --disable-werror --disable-multilib --enable-languages=c,c++
% make

../../../gcc/libgcc/unwind.inc:136:1: internal compiler error: in
dwarf2out_frame_debug_expr, at dwarf2cfi.c:1901
 }
 ^
0x1065ace7 dwarf2out_frame_debug_expr
        ../../gcc/gcc/dwarf2cfi.c:1901
0x1065a653 dwarf2out_frame_debug_expr
        ../../gcc/gcc/dwarf2cfi.c:1555
0x1065caab dwarf2out_frame_debug
        ../../gcc/gcc/dwarf2cfi.c:2102
0x1065caab scan_insn_after
        ../../gcc/gcc/dwarf2cfi.c:2428
0x1065d9d3 scan_trace
        ../../gcc/gcc/dwarf2cfi.c:2585
0x1065eceb create_cfi_notes
        ../../gcc/gcc/dwarf2cfi.c:2629
0x1065eceb execute_dwarf2_frame
        ../../gcc/gcc/dwarf2cfi.c:2987
0x1065eceb execute
        ../../gcc/gcc/dwarf2cfi.c:3467
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
../../../gcc/libgcc/shared-object.mk:17: recipe for target 'unwind-dw2_s.o'
failed