gcc_11.2_xbuild_win64.sh

#overall:
#gmp
#mpfr
#mpc
#isl
#binutils
#mingw-w64
#gcc
#zlib (optional, only native)

cd ~/
mkdir -p xmingw
sudo ln -s /opt/xmingw ~/xmingw
mkdir -m mingw-build
cd mingw-build

mkdir -p src
cd src

wget ftp://ftp.gnu.org/gnu/gmp/gmp-6.2.1.tar.xz
wget ftp://ftp.gnu.org/gnu/mpfr/mpfr-4.1.0.tar.xz
wget ftp://ftp.gnu.org/gnu/mpc/mpc-1.2.1.tar.gz
wget ftp://gcc.gnu.org/pub/gcc/infrastructure/isl-0.24.tar.bz2
wget ftp://ftp.gnu.org/gnu/binutils/binutils-2.38.tar.xz
wget ftp://ftp.gnu.org/gnu/gcc/gcc-11.2.0/gcc-11.2.0.tar.xz
wget https://zlib.net/zlib-1.2.11.tar.xz
# BEFORE ALL OF THIS: download mingw-w64-v9.0.0.zip from SF and copy into src

tar xavf gmp-6.2.1.*
tar xavf mpfr-4.1.0.*
tar xavf mpc-1.2.1.*
tar xavf isl-0.24.*
tar xavf binutils-2.38.*
tar xavf zlib-1.2.11.*
unzip -o mingw-w64-v9.0.0.*
tar xaf gcc-11.2.0.*

cd ../
mkdir -p xbuild
cd xbuild

mkdir -p binutils
mkdir -p gmp
mkdir -p mpfr
mkdir -p mpc
mkdir -p isl
mkdir -p binutils-host
mkdir -p gcc
mkdir -p mingw-w64-crt
mkdir -p mingw-w64-headers
mkdir -p winpthreads

unset TARGET
export PREFIX=/opt/xmingw

cd gmp
../../src/gmp-6.2.1/configure --prefix=$PREFIX \
                              --enable-static \
                              --disable-shared \
                              --enable-cxx
make -j16 && make install-strip

cd ../mpfr
../../src/mpfr-4.1.0/configure --prefix=$PREFIX \
                               --enable-static \
                               --disable-shared \
                               --with-gmp=$PREFIX
make -j16 && make install-strip

cd ../mpc
../../src/mpc-1.2.1/configure --prefix=$PREFIX \
                              --enable-static \
                              --disable-shared \
                              --with-mpfr=$PREFIX \
                              --with-mpc=$PREFIX

make -j16 && make install-strip

cd ../isl
../../src/isl-0.24/configure --prefix=$PREFIX \
                             --enable-static \
                             --disable-shared \
                             --with-gmp-prefix=$PREFIX \
                             --with-sysroot=$PREFIX
make -j16 && make install-strip

cd ../binutils-host

../../src/binutils-2.38/configure --prefix=$PREFIX \
                                  --disable-nls \
                                  --enable-lto \
                                  --enable-static \
                                  --disable-shared \
                                  --with-sysroot=$PREFIX \
                                  --with-gmp=$PREFIX \
                                  --with-mpfr=$PREFIX \
                                  --with-mpc=$PREFIX \
                                  --with-isl=$PREFIX
make -j16 && make install-strip

cd ../binutils

TARGET=x86_64-w64-mingw32

../../src/binutils-2.38/configure --prefix=$PREFIX \
                                  --target=$TARGET \
                                  --disable-nls \
                                  --enable-lto \
                                  --enable-static \
                                  --disable-shared \
                                  --with-sysroot=$PREFIX \
                                  --with-gmp=$PREFIX \
                                  --with-mpfr=$PREFIX \
                                  --with-mpc=$PREFIX \
                                  --with-isl=$PREFIX
make -j16 && make install-strip

export PATH=${PATH#/opt/xmingw/bin:}
export PATH=${PATH%:/opt/xmingw/bin}

pathappend() {
  for ARG in "$@"
  do
    if [ -d "$ARG" ] && [[ ":$PATH:" != *":$ARG:"* ]]; then
        PATH="${PATH:+"$PATH:"}$ARG"
    fi
  done
}

pathprepend() {
  for ((i=$#; i>0; i--)); 
  do
    ARG=${!i}
    if [ -d "$ARG" ] && [[ ":$PATH:" != *":$ARG:"* ]]; then
        PATH="$ARG${PATH:+":$PATH"}"
    fi
  done
}

pathprepend '/opt/xmingw/bin'
export PATH

../../src/mingw-w64-v9.0.0/mingw-w64-headers/configure --prefix="$PREFIX/$TARGET" \
                                                       --host=$TARGET \
                                                       --target=$TARGET \
                                                       --enable-idl

make && make install

cat > /opt/xmingw/bin/$TARGET-pkg-config << EOF
#!/bin/bash

export PKG_CONFIG_PATH='/opt/xmingw/$TARGET/lib/pkgconfig'
export PKG_CONFIG_LIBDIR=\$PKG_CONFIG_PATH
pkg-config \$@
EOF
chmod 755 /opt/xmingw/bin/$TARGET-pkg-config

ln -s /opt/xmingw/$TARGET /opt/xmingw/mingw

cd ../gcc

../../src/gcc-11.2.0/configure --prefix=$PREFIX \
                               --target=$TARGET \
                               --disable-nls \
                               --enable-lto \
                               --enable-languages=c,c++ \
                               --disable-multilib \
                               --enable-static \
                               --disable-shared \
                               --with-gmp=$PREFIX \
                               --with-mpfr=$PREFIX \
                               --with-mpc=$PREFIX \
                               --with-isl=$PREFIX \
                               --with-sysroot=$PREFIX
make -j16 all-gcc

cd ../mingw-64-crt
../../src/mingw-w64-v9.0.0/mingw-w64-crt/configure --prefix="$PREFIX/$TARGET" \
                                                   --host=$TARGET \
                                                   --disable-lib32 \
                                                   --enable-lib64

make -j16 && make install

cd ../winpthreads
../../src/mingw-w64-v9.0.0/mingw-w64-libraries/winpthreads/configure --prefix="$PREFIX/$TARGET" \
                                                                     --host=$TARGET \
                                                                     --enable-static \
                                                                     --disable-shared
make && make install

cd ../gcc
make -j16 && make install-strip