On Linux/x86_64,

d957d250942b130142c62afa1a67146b655b91d7 is the first bad commit
commit d957d250942b130142c62afa1a67146b655b91d7
Author: Andrew Pinski <apin...@marvell.com>
Date:   Sat Dec 18 11:52:37 2021 +0000

    Improve location for new statements in match-and-simplify phiopt

caused

FAIL: gcc.dg/uninit-pr89230-1.c  (test for bogus messages, line 21)

with GCC configured with

../../gcc/configure 
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-6061/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="dg.exp=gcc.dg/uninit-pr89230-1.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/uninit-pr89230-1.c --target_board='unix{-m32\ 
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/uninit-pr89230-1.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="dg.exp=gcc.dg/uninit-pr89230-1.c --target_board='unix{-m64\ 
-march=cascadelake}'"

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

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