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From: "crazylht at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/99881] Regression compare -O2 -ftree-vectorize with -O2
 on SKX/CLX
Date: Thu, 29 Jul 2021 01:09:18 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99881

--- Comment #9 from Hongtao.liu <crazylht at gmail dot com> ---
(In reply to Jakub Jelinek from comment #8)
> The testcase is buggy:
> Executing on host: /home/jakub/src/gcc/obj19/gcc/xgcc
> -B/home/jakub/src/gcc/obj19/gcc/
> /home/jakub/src/gcc/gcc/testsuite/gcc.target/i386/pr99881.c=20=20=20
> -fdiagnostics-plain-output  -Ofa
> st -march=3Dskylake -ffat-lto-objects -fno-ident -S -o pr99881.s    (time=
out =3D
> 300)
> spawn -ignore SIGHUP /home/jakub/src/gcc/obj19/gcc/xgcc
> -B/home/jakub/src/gcc/obj19/gcc/
> /home/jakub/src/gcc/gcc/testsuite/gcc.target/i386/pr99881.c
> -fdiagnostics-plain-output -Ofast
>  -march=3Dskylake -ffat-lto-objects -fno-ident -S -o pr99881.s
> PASS: gcc.target/i386/pr99881.c (test for excess errors)
> ERROR: (DejaGnu) proc "0-9" does not exist.
> The error code is TCL LOOKUP COMMAND 0-9
> The info on the error is:
> invalid command name "0-9"
>     while executing
> "::tcl_unknown 0-9"
>     ("uplevel" body line 1)
>     invoked from within
> "uplevel 1 ::tcl_unknown $args"
>=20
>=20
> xmm[0-9] should be xmm\[0-9]

Yes, sorry about the typo.=