https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115407
Bug ID: 115407
Summary: [15 Regression] ICE: RTL flag check:
CONSTANT_POOL_ADDRESS_P used with unexpected rtx code
'reg' in get_pool_constant, at varasm.cc:4046 with -O
-mcmodel=large -mavx512bw
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Target Milestone: ---
Created attachment 58391
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58391&action=edit
reduced testcase
Compiler output:
$ x86_64-pc-linux-gnu-gcc -O -mcmodel=large -mavx512bw testcase.c
during RTL pass: split1
testcase.c: In function 'foo':
testcase.c:6:1: internal compiler error: RTL flag check:
CONSTANT_POOL_ADDRESS_P used with unexpected rtx code 'reg' in
get_pool_constant, at varasm.cc:4046
6 | }
| ^
0x814a52 rtl_check_failed_flag(char const*, rtx_def const*, char const*, int,
char const*)
/repo/gcc-trunk/gcc/rtl.cc:853
0x8b8dec get_pool_constant(rtx_def const*)
/repo/gcc-trunk/gcc/varasm.cc:4046
0x1a0d17b ix86_broadcast_from_constant(machine_mode, rtx_def*)
/repo/gcc-trunk/gcc/config/i386/i386-expand.cc:612
0x1a337bb ix86_expand_ternlog(machine_mode, rtx_def*, rtx_def*, rtx_def*, int,
rtx_def*)
/repo/gcc-trunk/gcc/config/i386/i386-expand.cc:26045
0x20c4517 gen_split_1541(rtx_insn*, rtx_def**)
/repo/gcc-trunk/gcc/config/i386/sse.md:13050
0x26b8e98 split_79
/repo/gcc-trunk/gcc/config/i386/sse.md:14592
0x109a19a try_split(rtx_def*, rtx_insn*, int)
/repo/gcc-trunk/gcc/emit-rtl.cc:3941
0x146f6f8 split_insn
/repo/gcc-trunk/gcc/recog.cc:3405
0x1476595 split_all_insns()
/repo/gcc-trunk/gcc/recog.cc:3509
0x14766b8 execute
/repo/gcc-trunk/gcc/recog.cc:4433
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
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-r15-1122-20240609121028-g8bb6b2f4ae1-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/15.0.0/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 --enable-libsanitizer
--disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r15-1122-20240609121028-g8bb6b2f4ae1-checking-yes-rtl-df-extra-nobootstrap-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.0.0 20240609 (experimental) (GCC)
