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# -*- shell-script -*-
#
# Copyright by The HDF Group.
# All rights reserved.
#
# This file is part of HDF5. The full HDF5 copyright notice, including
# terms governing use, modification, and redistribution, is contained in
# the COPYING file, which can be found at the root of the source code
# distribution tree, or in https://www.hdfgroup.org/licenses.
# If you do not have access to either file, you may request a copy from
# help@hdfgroup.org.
# This file should be sourced into configure if the compiler is the
# Clang Fortran compiler (flang) or a derivative. It is careful not to do
# anything if the compiler is not Clang; otherwise 'cc_flags_set' is set
# to 'yes'
#
# Get the compiler version in a way that works for clang
# unless a compiler version is already known
#
# cc_vendor: The compiler name: flang
# cc_version: Version number: 6.0.0, 7.3.0, ... 10.0.1
#
if test "X-" = "X-$f9x_flags_set"; then
# flang -v will return version number following "clang"
f9x_version="`$FC $FCFLAGS $H5_FCFLAGS -v 2>&1 |\
grep 'clang version' | sed 's/.*clang version \([-a-z0-9\.]*\).*/\1/'`"
if test -n "$f9x_version"; then
f9x_vendor="flang"
fi
if test "X-" != "X-$f9x_version"; then
# Get the compiler version numbers
f9x_vers_major=`echo $f9x_version | cut -f1 -d.`
f9x_vers_minor=`echo $f9x_version | cut -f2 -d.`
f9x_vers_patch=`echo $f9x_version | cut -f3 -d.`
test -n "$f9x_vers_major" || f9x_vers_major=0
test -n "$f9x_vers_minor" || f9x_vers_minor=0
test -n "$f9x_vers_patch" || f9x_vers_patch=0
fi
fi
if test "X-flang" = "X-$f9x_vendor"; then
echo "compiler '$FC' is $f9x_vendor-$f9x_version"
FC_BASENAME=flang
F9XSUFFIXFLAG=""
FSEARCH_DIRS=""
###############################
# Architecture-specific flags #
###############################
arch=
# Nothing currently. (Uncomment code below and modify to add any)
#case "$host_os-$host_cpu" in
# *-i686)
# arch="-march=i686"
# ;;
#esac
H5_FCFLAGS="$H5_FCFLAGS $arch"
##############
# Production #
##############
PROD_FCFLAGS=
#########
# Debug #
#########
DEBUG_FCFLAGS=
########################
# Enhanced Diagnostics #
########################
NO_DIAGS_FCFLAGS=
DIAGS_FCFLAGS=
###########
# Symbols #
###########
NO_SYMBOLS_FCFLAGS=
SYMBOLS_FCFLAGS=
#############
# Profiling #
#############
PROFILE_FCFLAGS=
################
# Optimization #
################
HIGH_OPT_FCFLAGS="-O3"
NO_OPT_FCFLAGS="-O0"
DEBUG_OPT_FCFLAGS="-O0"
############
# Warnings #
############
###########
# General #
###########
# We don't use OpenMP, so don't link to it
H5_FCFLAGS="$H5_FCFLAGS -nomp"
######################
# Developer warnings #
######################
NO_DEVELOPER_WARNING_FCFLAGS=
DEVELOPER_WARNING_FCFLAGS=
#############################
# Version-specific warnings #
#############################
#################
# Flags are set #
#################
f9x_flags_set=yes
fi
# Clear f9x info if no flags set
if test "X$f9x_flags_set" = "X"; then
f9x_vendor=
f9x_version=
fi
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