https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87474
Bug ID: 87474
Summary: ICE in extract_insn, at recog.c:2305
Product: gcc
Version: 9.0
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: segher at gcc dot gnu.org
Target Milestone: ---
Following causes ICE:
$ ppc64le-linux-gnu-gcc
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr84969.c -c
-mno-power8-vector
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr84969.c: In
function ‘foo’:
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr84969.c:47:1:
error: unrecognizable insn:
47 | }
| ^
(insn 202 201 203 19 (set (reg:V16QI 237)
(ior:V16QI (not:V16QI (reg:V16QI 239))
(reg:V16QI 240)))
"/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr84969.c":45 -1
(nil))
during RTL pass: vregs
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr84969.c:47:1:
internal compiler error: in extract_insn, at recog.c:2305
0x5714f3 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/rtl-error.c:108
0x57150f _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/rtl-error.c:116
0x5709fc extract_insn(rtx_insn*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/recog.c:2305
0x7b6caf instantiate_virtual_regs_in_insn
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/function.c:1605
0x7b6caf instantiate_virtual_regs
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/function.c:1975
0x7b6caf execute
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64le/build/gcc/function.c:2024
