https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68834
Bug ID: 68834
Summary: ICE: in decompose_normal_address, at rtlanal.c:6086
with -O2 -fPIC --param=sched-autopref-queue-depth=1
Product: gcc
Version: 6.0
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: powerpc-unknown-linux-gnu
Created attachment 36981
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36981&action=edit
reduced testcase (from gcc.c-torture/execute/20000815-1.c)
Compiler output:
$ powerpc-unknown-linux-gnu-gcc -O2 -fPIC --param=sched-autopref-queue-depth=1
testcase.c
testcase.c: In function 'bar':
testcase.c:30:1: internal compiler error: in decompose_normal_address, at
rtlanal.c:6086
}
^
0xac603a decompose_normal_address
/repo/gcc-trunk/gcc/rtlanal.c:6086
0xac603a decompose_address(address_info*, rtx_def**, machine_mode, unsigned
char, rtx_code)
/repo/gcc-trunk/gcc/rtlanal.c:6163
0x119ad88 analyze_set_insn_for_autopref
/repo/gcc-trunk/gcc/haifa-sched.c:5547
0x119c26d autopref_multipass_init
/repo/gcc-trunk/gcc/haifa-sched.c:5652
0x11a6353 autopref_rank_for_schedule
/repo/gcc-trunk/gcc/haifa-sched.c:5730
0x11a6353 rank_for_schedule
/repo/gcc-trunk/gcc/haifa-sched.c:2728
0x11a68f8 ready_sort_real
/repo/gcc-trunk/gcc/haifa-sched.c:3100
0x11ae626 schedule_block(basic_block_def**, void*)
/repo/gcc-trunk/gcc/haifa-sched.c:6761
0xad147a schedule_region
/repo/gcc-trunk/gcc/sched-rgn.c:3176
0xad147a schedule_insns
/repo/gcc-trunk/gcc/sched-rgn.c:3513
0xad18cd schedule_insns
/repo/gcc-trunk/gcc/sched-rgn.c:3498
0xad18cd rest_of_handle_sched2
/repo/gcc-trunk/gcc/sched-rgn.c:3737
0xad18cd execute
/repo/gcc-trunk/gcc/sched-rgn.c:3873
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.
$ powerpc-unknown-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-powerpc/bin/powerpc-unknown-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-231460-checking-yes-rtl-df-nographite-powerpc/bin/../libexec/gcc/powerpc-unknown-linux-gnu/6.0.0/lto-wrapper
Target: powerpc-unknown-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-checking=yes,rtl,df --without-cloog --without-ppl --without-isl
--build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu
--target=powerpc-unknown-linux-gnu
--with-ld=/usr/bin/powerpc-unknown-linux-gnu-ld
--with-as=/usr/bin/powerpc-unknown-linux-gnu-as
--with-sysroot=/usr/powerpc-unknown-linux-gnu --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-231460-checking-yes-rtl-df-nographite-powerpc
Thread model: posix
gcc version 6.0.0 20151209 (experimental) (GCC)
Tested revisions:
r231460 - ICE
5-branch r231451 - OK on the reduced testcase, ICEs on
gcc.c-torture/execute/20000815-1.c
