https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102222
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2021-09-07
CC| |krebbel at gcc dot gnu.org,
| |marxin at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #4 from Martin Liška <marxin at gcc dot gnu.org> ---
Thank you for the report.
I can confirm it happens for the current master:
$ ./xgcc -B. ~/Programming/testcases/pr102222.c -O2 -pipe -march=z10 -c
./as: line 114: exec: -m: invalid option
exec: usage: exec [-cl] [-a name] [command [argument ...]] [redirection ...]
/home/marxin/Programming/testcases/pr102222.c:2:1: warning: data definition has
no type or storage class
2 | read_inode_val;
| ^~~~~~~~~~~~~~
/home/marxin/Programming/testcases/pr102222.c:2:1: warning: type defaults to
‘int’ in declaration of ‘read_inode_val’ [-Wimplicit-int]
/home/marxin/Programming/testcases/pr102222.c:5:1: warning: no semicolon at end
of struct or union
5 | } __attribute__((packed)) read_inode() {
| ^
/home/marxin/Programming/testcases/pr102222.c: In function ‘read_inode’:
/home/marxin/Programming/testcases/pr102222.c:7:1: error: unrecognizable insn:
7 | }
| ^
(insn 9 8 10 2 (set (strict_low_part (reg:SI 66))
(mem/c:SI (plus:SI (reg/f:SI 64)
(const_int 4 [0x4])) [1 read_inode_val+0 S4 A32]))
"/home/marxin/Programming/testcases/pr102222.c":6:30 -1
(nil))
during RTL pass: vregs
/home/marxin/Programming/testcases/pr102222.c:7:1: internal compiler error: in
extract_insn, at recog.c:2769
0x6998f5 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/home/marxin/Programming/gcc2/gcc/rtl-error.c:108
0x699911 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
/home/marxin/Programming/gcc2/gcc/rtl-error.c:116
0x698327 extract_insn(rtx_insn*)
/home/marxin/Programming/gcc2/gcc/recog.c:2769
0xaa8bb5 instantiate_virtual_regs_in_insn
/home/marxin/Programming/gcc2/gcc/function.c:1611
0xaa8bb5 instantiate_virtual_regs
/home/marxin/Programming/gcc2/gcc/function.c:1985
0xaa8bb5 execute
/home/marxin/Programming/gcc2/gcc/function.c:2034
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.
$ ./xgcc -v
Using built-in specs.
COLLECT_GCC=./xgcc
Target: s390-linux-gnu
Configured with: /home/marxin/Programming/gcc2/configure
--enable-languages=c,c++,fortran,lto --prefix=/home/marxin/bin/gcc2
--disable-bootstrap --disable-multilib --disable-libsanitizer
--target=s390-linux-gnu
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.0.0 20210907 (experimental) (GCC)
