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From: "haochen.jiang" <haochenj@ecsmtp.sh.intel.com>
To: haochen.jiang@intel.com, gcc-patches@gcc.gnu.org,
gcc-regression@gcc.gnu.org, roger@nextmovesoftware.com
Subject: [r13-1982 Regression] FAIL: gcc.target/i386/cmpti2.c scan-assembler-times xorq 4 on Linux/x86_64
Date: Mon, 08 Aug 2022 04:16:44 +0800 [thread overview]
Message-ID: <202208072016.277KGiWM435302@shliclel314.sh.intel.com> (raw)
On Linux/x86_64,
a46bca36b7b3a8a7e15b04225fb2b4f9b1bed62c is the first bad commit
commit a46bca36b7b3a8a7e15b04225fb2b4f9b1bed62c
Author: Roger Sayle <roger@nextmovesoftware.com>
Date: Sun Aug 7 08:49:48 2022 +0100
Allow any immediate constant in *cmp<dwi>_doubleword splitter on x86_64.
caused
FAIL: gcc.target/i386/cmpti2.c scan-assembler-times xorq 4
with GCC configured with
../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r13-1982/usr --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap
To reproduce:
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/cmpti2.c --target_board='unix{-m64\ -march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me at haochen dot jiang at intel.com)
reply other threads:[~2022-08-07 20:16 UTC|newest]
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