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# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import spack.compiler
class Nag(spack.compiler.Compiler):
# Subclasses use possible names of C compiler
cc_names = []
# Subclasses use possible names of C++ compiler
cxx_names = []
# Subclasses use possible names of Fortran 77 compiler
f77_names = ['nagfor']
# Subclasses use possible names of Fortran 90 compiler
fc_names = ['nagfor']
# Named wrapper links within build_env_path
# Use default wrappers for C and C++, in case provided in compilers.yaml
link_paths = {
'cc': 'cc',
'cxx': 'c++',
'f77': 'nag/nagfor',
'fc': 'nag/nagfor'}
version_argument = '-V'
version_regex = r'NAG Fortran Compiler Release ([0-9.]+)'
@property
def openmp_flag(self):
return "-openmp"
@property
def cxx11_flag(self):
# NAG does not have a C++ compiler
# However, it can be mixed with a compiler that does support it
return "-std=c++11"
@property
def f77_pic_flag(self):
return "-PIC"
@property
def fc_pic_flag(self):
return "-PIC"
# Unlike other compilers, the NAG compiler passes options to GCC, which
# then passes them to the linker. Therefore, we need to doubly wrap the
# options with '-Wl,-Wl,,'
@property
def f77_rpath_arg(self):
return '-Wl,-Wl,,-rpath,,'
@property
def fc_rpath_arg(self):
return '-Wl,-Wl,,-rpath,,'
@property
def linker_arg(self):
return '-Wl,-Wl,,'
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