https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96144
Bug ID: 96144
Summary: [11 Regression] ICE in extract_insn, at recog.c:2294
since r11-1970-gfab263ab0fc10ea0
Product: gcc
Version: 11.0
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: hjl at gcc dot gnu.org
Target Milestone: ---
I see the following ICE:
$ gcc
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/i386/sse-recip-vec.c
-Ofast -mavx512vbmi -c
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/i386/sse-check.h: In
function ‘do_test’:
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/i386/sse-check.h:13:1:
error: unrecognizable insn:
13 | }
| ^
(insn 21 20 22 2 (set (reg:V8SF 138)
(fma:V8SF (reg:V8SF 136)
(reg:V8SF 135)
(reg:V8SF 142)))
"/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/i386/sse-recip-vec.c":33:14
-1
(nil))
during RTL pass: vregs
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/i386/sse-check.h:13:1:
internal compiler error: in extract_insn, at recog.c:2294
0x7ffff7aa1cc9 __libc_start_main
../csu/libc-start.c:308
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.
