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From: "sunil.k.pandey" <skpandey@sc.intel.com>
To: gcc-patches@gcc.gnu.org, gcc-regression@gcc.gnu.org, jh@suse.cz
Subject: [r12-5324 Regression] FAIL: gcc.dg/tree-ssa/modref-dse-4.c scan-tree-dump dse2 "Deleted dead store: kill_me" on Linux/x86_64
Date: Tue, 16 Nov 2021 19:19:06 -0800	[thread overview]
Message-ID: <20211117031906.88ACC2864700@gskx-2.sc.intel.com> (raw)

On Linux/x86_64,

6dc90c4dbb6f9589dea9c670c3468496bb207de5 is the first bad commit
commit 6dc90c4dbb6f9589dea9c670c3468496bb207de5
Author: Jan Hubicka <jh@suse.cz>
Date:   Tue Nov 16 23:01:28 2021 +0100

    Use modref summaries for byte-wise dead store elimination.

caused

FAIL: gcc.dg/tree-ssa/modref-dse-4.c scan-tree-dump dse2 "Deleted dead store: kill_me"

with GCC configured with

../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-5324/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="tree-ssa.exp=gcc.dg/tree-ssa/modref-dse-4.c --target_board='unix{-m32\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me at skpgkp2 at gmail dot com)

                 reply	other threads:[~2021-11-17  3:19 UTC|newest]

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