https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104003
Bug ID: 104003
Summary: [12 Regression] ICE in extract_insn, at recog.c:2769
since r12-6488-g820ac79e8448ad6c
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: ubizjak at gmail dot com
Target Milestone: ---
The following fails:
$ g++ /home/marxin/Programming/gcc/gcc/testsuite/g++.target/i386/pr103861-1.C
-mxop -c
/home/marxin/Programming/gcc/gcc/testsuite/g++.target/i386/pr103861-1.C: In
function ‘__v2qu uu(__v2qu, __v2qu)’:
/home/marxin/Programming/gcc/gcc/testsuite/g++.target/i386/pr103861-1.C:11:60:
error: unrecognizable insn:
11 | __v2qu uu (__v2qu a, __v2qu b) { return (a > b) ? au : bu; }
| ^
(insn 12 11 15 2 (set (reg:V2QI 84 [ _7 ])
(if_then_else:V2QI (reg:V2QI 84 [ _7 ])
(reg:V2QI 82 [ au.0_2 ])
(reg:V2QI 83 [ bu.1_3 ])))
"/home/marxin/Programming/gcc/gcc/testsuite/g++.target/i386/pr103861-1.C":11:56
-1
(nil))
during RTL pass: vregs
/home/marxin/Programming/gcc/gcc/testsuite/g++.target/i386/pr103861-1.C:11:60:
internal compiler error: in extract_insn, at recog.c:2769
0x218a6a8 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/home/marxin/Programming/gcc/gcc/rtl-error.c:108
0x218a6ca _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
/home/marxin/Programming/gcc/gcc/rtl-error.c:116
0x21584d3 extract_insn(rtx_insn*)
/home/marxin/Programming/gcc/gcc/recog.c:2769
0x1c99f83 instantiate_virtual_regs_in_insn
/home/marxin/Programming/gcc/gcc/function.c:1611
0x1c99f83 instantiate_virtual_regs
/home/marxin/Programming/gcc/gcc/function.c:1985
0x1c99f83 execute
/home/marxin/Programming/gcc/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.
