https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85430
Bug ID: 85430
Summary: [7/8 Regression] ICE: SIGSEGV in memory_operand at
recog.c:1358 with -O2 -fno-tree-ccp -fno-tree-fre
Product: gcc
Version: 8.0.1
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: x86_64-pc-linux-gnu
Created attachment 43959
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43959&action=edit
reduced testcase
This happens even with PR85193 fixed.
Compiler output:
$ x86_64-pc-linux-gnu-gcc -O2 -fno-tree-ccp -fno-tree-fre testcase.c
during RTL pass: sched2
testcase.c: In function 'foo':
testcase.c:8:1: internal compiler error: Segmentation fault
}
^
0xd6732f crash_signal
/repo/gcc-trunk/gcc/toplev.c:325
0xc8d044 memory_operand(rtx_def*, machine_mode)
/repo/gcc-trunk/gcc/recog.c:1358
0x12daa03 get_attr_memory(rtx_insn*)
/repo/gcc-trunk/gcc/config/i386/i386.md:2473
0x14f2310 insn_default_latency_generic(rtx_insn*)
/repo/gcc-trunk/gcc/config/i386/i386.md:16407
0x16fbbe1 insn_sched_cost(rtx_insn*)
/repo/gcc-trunk/gcc/haifa-sched.c:1420
0x17012e6 dep_cost_1(_dep*, unsigned int)
/repo/gcc-trunk/gcc/haifa-sched.c:1473
0x17032e9 dep_cost(_dep*)
/repo/gcc-trunk/gcc/haifa-sched.c:1509
0x17032e9 priority
/repo/gcc-trunk/gcc/haifa-sched.c:1660
0x17033de set_priorities(rtx_insn*, rtx_insn*)
/repo/gcc-trunk/gcc/haifa-sched.c:7122
0xcf85bd compute_priorities()
/repo/gcc-trunk/gcc/sched-rgn.c:3023
0xcfb995 schedule_region
/repo/gcc-trunk/gcc/sched-rgn.c:3116
0xcfb995 schedule_insns()
/repo/gcc-trunk/gcc/sched-rgn.c:3516
0xcfc1ed schedule_insns()
/repo/gcc-trunk/gcc/sched-rgn.c:3501
0xcfc1ed rest_of_handle_sched2
/repo/gcc-trunk/gcc/sched-rgn.c:3740
0xcfc1ed execute
/repo/gcc-trunk/gcc/sched-rgn.c:3876
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-259430-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/8.0.1/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--disable-bootstrap --with-cloog --with-ppl --with-isl
--build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu
--target=x86_64-pc-linux-gnu --with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-259430-checking-yes-rtl-df-extra-nobootstrap-amd64
Thread model: posix
gcc version 8.0.1 20180417 (experimental) (GCC)
