[r12-7240 Regression] FAIL: gcc.target/i386/auto-init-4.c scan-assembler-times long\t-16843010 5 on Linux/x86_64

[sunil.k.pandey]

On Linux/x86_64,

2801f23fb82a5ef51c8b460a500786797943e1e9 is the first bad commit
commit 2801f23fb82a5ef51c8b460a500786797943e1e9
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Tue Feb 15 12:11:31 2022 +0100

    fold, simplify-rtx: Punt on non-representable floating point constants [PR104522]

caused

FAIL: gcc.target/i386/auto-init-4.c scan-assembler-times long\t-16843010 5

with GCC configured with

../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-7240/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/auto-init-4.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/auto-init-4.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)