On Linux/x86_64,

049bfd186fae9fb764a3ec04acb20d3eaacda7a3 is the first bad commit
commit 049bfd186fae9fb764a3ec04acb20d3eaacda7a3
Author: Tobias Burnus <tob...@codesourcery.com>
Date:   Tue Jan 19 11:57:34 2021 +0100

    OpenMP/Fortran: Fixes for {use,is}_device_ptr

caused

FAIL: gfortran.dg/gomp/is_device_ptr-2.f90   -O   (test for errors, line 11)
FAIL: gfortran.dg/gomp/is_device_ptr-2.f90   -O  (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r11-6787/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="gomp.exp=gfortran.dg/gomp/is_device_ptr-2.f90 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/is_device_ptr-2.f90 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/is_device_ptr-2.f90 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="gomp.exp=gfortran.dg/gomp/is_device_ptr-2.f90 
--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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