https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72717
Bug ID: 72717
Summary: ICE: in emit_move_insn, at expr.c:3693 with vector
shift @ powerpc64le
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Target Milestone: ---
Host: x86_64-pc-linux-gnu
Target: powerpc64le-unknown-linux-gnu
Build: x86_64-pc-linux-gnu
Created attachment 39026
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39026&action=edit
reduced testcase
Compiler output:
$ powerpc64le-unknown-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-powerpc64le/bin/powerpc64le-unknown-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-238792-checking-yes-rtl-df-extra-nographite-powerpc64le/bin/../libexec/gcc/powerpc64le-unknown-linux-gnu/7.0.0/lto-wrapper
Target: powerpc64le-unknown-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--without-cloog --without-ppl --without-isl
--with-sysroot=/usr/powerpc64le-unknown-linux-gnu
--target=powerpc64le-unknown-linux-gnu --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --target=powerpc64le-unknown-linux-gnu
--with-ld=/usr/bin/powerpc64le-unknown-linux-gnu-ld
--with-as=/usr/bin/powerpc64le-unknown-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-238792-checking-yes-rtl-df-extra-nographite-powerpc64le
Thread model: posix
gcc version 7.0.0 20160727 (experimental) (GCC)
$ powerpc64le-unknown-linux-gnu-gcc testcase.c -w
testcase.c: In function 'foo':
testcase.c:6:12: internal compiler error: in emit_move_insn, at expr.c:3693
return v << v[0];
~~^~~~~~~
0x826623 emit_move_insn(rtx_def*, rtx_def*)
/repo/gcc-trunk/gcc/expr.c:3692
0x802a27 force_reg(machine_mode, rtx_def*)
/repo/gcc-trunk/gcc/explow.c:637
0xef2179 rs6000_expand_vector_init(rtx_def*, rtx_def*)
/repo/gcc-trunk/gcc/config/rs6000/rs6000.c:6711
0x105df1b gen_vec_initv2df(rtx_def*, rtx_def*)
/repo/gcc-trunk/gcc/config/rs6000/vector.md:841
0xa73ab8 insn_gen_fn::operator()(rtx_def*, rtx_def*) const
/repo/gcc-trunk/gcc/recog.h:301
0xa73ab8 expand_vector_broadcast
/repo/gcc-trunk/gcc/optabs.c:393
0xa73ab8 expand_binop(machine_mode, optab_tag, rtx_def*, rtx_def*, rtx_def*,
int, optab_methods)
/repo/gcc-trunk/gcc/optabs.c:1234
0x808241 expand_shift_1
/repo/gcc-trunk/gcc/expmed.c:2442
0x83747b expand_expr_real_2(separate_ops*, rtx_def*, machine_mode,
expand_modifier)
/repo/gcc-trunk/gcc/expr.c:9171
0x706ca1 expand_gimple_stmt_1
/repo/gcc-trunk/gcc/cfgexpand.c:3686
0x706ca1 expand_gimple_stmt
/repo/gcc-trunk/gcc/cfgexpand.c:3746
0x70876e expand_gimple_basic_block
/repo/gcc-trunk/gcc/cfgexpand.c:5753
0x70e39e execute
/repo/gcc-trunk/gcc/cfgexpand.c:6367
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.
