https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103028
Bug ID: 103028
Summary: ICE in extract_constrain_insn, at recog.c:2670
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: aoliva at gcc dot gnu.org, krebbel at gcc dot gnu.org
Target Milestone: ---
Host: x86_64-linux-gnu
Target: s390x-linux-gnu
The following fails:
$ s390x-linux-gnu-gcc
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/vrp37.c
-fif-conversion2 -Og -fharden-conditional-branches -march=z9-ec -c
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/vrp37.c: In function
‘foo’:
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/vrp37.c:12:1: error:
insn does not satisfy its constraints:
12 | }
| ^
(insn 64 28 65 5 (set (reg:CCU 33 %cc)
(compare:CCU (reg/v:DI 1 %r1 [orig:63 i ] [63])
(const_int 4294967296 [0x100000000])))
"/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/vrp37.c":9:6 1428
{*cmpdi_ccu}
(nil))
during RTL pass: cprop_hardreg
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/vrp37.c:12:1:
internal compiler error: in extract_constrain_insn, at recog.c:2670
0x5cc39e _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-s390x/build/gcc/rtl-error.c:108
0x5cc3c4 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-s390x/build/gcc/rtl-error.c:118
0x5cb800 extract_constrain_insn(rtx_insn*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-s390x/build/gcc/recog.c:2670
0xaa5d3e copyprop_hardreg_forward_1
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-s390x/build/gcc/regcprop.c:825
0xaa6afd execute
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-s390x/build/gcc/regcprop.c:1390
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.
