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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
# Intel icpc compiler or a derivative. It is careful not to do anything
# if the compiler is not Intel; otherwise `cxx_flags_set' is set to `yes'
#
#
# Prepend `$srcdir/config/intel-warnings/` to the filename suffix(es) given as
# subroutine argument(s), remove comments starting with # and ending
# at EOL, replace spans of whitespace (including newlines) with spaces,
# and re-emit the file(s) thus filtered on the standard output stream.
#
load_intel_arguments()
{
set -- $(for arg; do
sed 's,#.*$,,' $srcdir/config/intel-warnings/${arg}
done)
IFS=' ' echo "$*"
}
# Get the compiler version in a way that works for icpc
# icpc unless a compiler version is already known
#
# cxx_vendor: The compiler name: icpc
# cxx_version: Version number: 8.0
#
if test X = "X$cxx_flags_set"; then
cxx_version="`$CXX $CXXFLAGS $H5_CXXFLAGS -V 2>&1 |grep 'Version'`"
if test X != "X$cxx_version"; then
cxx_vendor=icpc
cxx_version=`echo $cxx_version |sed 's/.*Version \([-a-z0-9\.\-]*\).*/\1/'`
echo "compiler '$CXX' is Intel $cxx_vendor-$cxx_version"
# Some version numbers
# Intel version numbers are of the form: "major.minor"
cxx_vers_major=`echo $cxx_version | cut -f1 -d.`
cxx_vers_minor=`echo $cxx_version | cut -f2 -d.`
#cxx_vers_patch=`echo $cxx_version | cut -f2 -d.`
test -n "$cxx_vers_major" || cxx_vers_major=0
test -n "$cxx_vers_minor" || cxx_vers_minor=0
test -n "$cxx_vers_patch" || cxx_vers_patch=0
cxx_vers_all=`expr $cxx_vers_major '*' 1000000 + $cxx_vers_minor '*' 1000 + $cxx_vers_patch`
fi
fi
# Common Intel flags for various situations
if test "X-icpc" = "X-$cxx_vendor"; then
# Insert section about version specific problems from compiler flags here,
# if necessary.
arch=
# Architecture-specific flags
# Nothing currently. (Uncomment code below and modify to add any)
#case "$host_os-$host_cpu" in
# *-i686)
# arch="-march=i686"
# ;;
#esac
# Host-specific flags
# Nothing currently. (Uncomment code below and modify to add any)
#case "`hostname`" in
# sleipnir.ncsa.uiuc.edu)
# arch="$arch -pipe"
# ;;
#esac
###########
# General #
###########
# Default to C++11 standard
H5_CXXFLAGS="$H5_CXXFLAGS $arch -std=c++11"
##############
# Production #
##############
PROD_CXXFLAGS=
#########
# Debug #
#########
# NDEBUG is handled explicitly in configure
# -g is handled by the symbols flags
DEBUG_CXXFLAGS=
###########
# Symbols #
###########
NO_SYMBOLS_CXXFLAGS="-Wl,-s"
SYMBOLS_CXXFLAGS="-g"
#############
# Profiling #
#############
PROFILE_CXXFLAGS="-p"
################
# Optimization #
################
HIGH_OPT_CXXFLAGS="-O3"
DEBUG_OPT_CXXFLAGS="-O0"
NO_OPT_CXXFLAGS="-O0"
############
# Warnings #
############
###########
# General #
###########
# Add various general warning flags in intel-warnings.
# Use the C warnings as CXX warnings are the same
H5_CXXFLAGS="$H5_CXXFLAGS $(load_intel_arguments classic/general)"
######################
# Developer warnings #
######################
# Use the C warnings as CXX warnings are the same
#NO_DEVELOPER_WARNING_CXXFLAGS=$(load_intel_arguments classic/no-developer-general)
#DEVELOPER_WARNING_CXXFLAGS=$(load_intel_arguments classic/developer-general)
#############################
# Version-specific warnings #
#############################
# intel == 8.0
if test $cxx_vers_major -eq 8 -a $cxx_vers_minor -eq 0; then
# v8.0 -O3 infinite loops when compiling test/tselect.c. Use -O2.
HIGH_OPT_CFLAGS="-O2"
fi
# intel == 10
if test $cxx_vers_major -eq 10; then
HIGH_OPT_CFLAGS="-O1"
fi
# intel >= 15
if test $cxx_vers_major -ge 15; then
# Use the C warnings as CXX warnings are the same
H5_CXXFLAGS="$H5_CXXFLAGS $(load_intel_arguments classic/15)"
fi
# intel >= 18
if test $cxx_vers_major -ge 18; then
# Use the C warnings as CXX warnings are the same
H5_CXXFLAGS="$H5_CXXFLAGS $(load_intel_arguments classic/18)"
fi
#################
# Flags are set #
#################
cxx_flags_set=yes
fi
# Clear cxx info if no flags set
if test "X-$cxx_flags_set" = "X-"; then
cxx_vendor=
cxx_version=
fi
|
