Makefile_defaults_gfortran

# default (generic) settings for gfortran compiler
#
# DO NOT CHANGE THESE HERE
#
# Instead, override the variables you need to change
# by creating a new SYSTEM block in the Makefile
#
# e.g.
#  ifeq ($(SYSTEM),mysystem)
#     import Makefile_defaults_gfortran
#     FFLAGS+= -fmyflag
#  endif
#
FC= gfortran
FFLAGS+= -O3 -Wall -Wno-unused-dummy-argument -frecord-marker=4 -g \
        -finline-functions-called-once -finline-limit=1500 -funroll-loops -ftree-vectorize \
        -std=f2008 -fall-intrinsics
DBLFLAG= -fdefault-real-8 -fdefault-double-8
DEBUGFLAG= -g -fcheck=all -ffpe-trap=invalid,zero,overflow -finit-real=nan -finit-integer=nan -fbacktrace
KNOWN_SYSTEM=yes
ENDIANFLAGBIG= -fconvert=big-endian
ENDIANFLAGLITTLE= -fconvert=little-endian
OMPFLAGS = -fopenmp
CC = gcc
CCFLAGS = -O3
LIBCXX = -lstdc++

# for gfortran version 7+ need this flag to fix DEBUG=yes compile failures
GFORTRAN_VERSION_MAJOR=${shell gfortran -dumpversion | cut -d'.' -f 1}
ifeq ($(shell [ $(GFORTRAN_VERSION_MAJOR) -gt 6 ] && echo true),true)
    DEBUGFLAG+= -finit-derived
endif

ifeq ($(NOWARN), yes)
    FFLAGS+= -Werror
endif