https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111939
Bug ID: 111939
Summary: ICE: in extract_constrain_insn, at recog.cc:2692 insn
does not satisfy its constraints: {*vec_extractv2di_1}
with -Ofast -mapxf -mabi=ms -mavxifma -mno-avx
Product: gcc
Version: 14.0
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: x86_64-pc-linux-gnu
Created attachment 56177
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56177&action=edit
reduced testcase
Compiler output:
$ x86_64-pc-linux-gnu-gcc -Ofast -mapxf -mabi=ms -mavxifma -mno-avx testcase.c
testcase.c: In function 'foo0':
testcase.c:18:1: error: insn does not satisfy its constraints:
18 | }
| ^
(insn 90 89 24 2 (set (reg:DI 77 r17 [ _8+8 ])
(vec_select:DI (reg:V2DI 20 xmm0 [172])
(parallel [
(const_int 1 [0x1])
]))) "testcase.c":13:18 7389 {*vec_extractv2di_1}
(expr_list:REG_DEAD (reg:V2DI 20 xmm0 [172])
(nil)))
during RTL pass: cprop_hardreg
testcase.c:18:1: internal compiler error: in extract_constrain_insn, at
recog.cc:2692
0x7efe99 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/repo/gcc-trunk/gcc/rtl-error.cc:108
0x7eff20 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
/repo/gcc-trunk/gcc/rtl-error.cc:118
0x7e0676 extract_constrain_insn(rtx_insn*)
/repo/gcc-trunk/gcc/recog.cc:2692
0x142102b copyprop_hardreg_forward_1
/repo/gcc-trunk/gcc/regcprop.cc:836
0x1422424 execute
/repo/gcc-trunk/gcc/regcprop.cc:1423
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-r14-4866-20231023153002-g458db9b6149-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/14.0.0/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 --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r14-4866-20231023153002-g458db9b6149-checking-yes-rtl-df-extra-nobootstrap-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.0 20231023 (experimental) (GCC)
