Build gcc-11.2.0 gcc-11.2.0ビルド
I'll keep gcc to the latest version. gccを最新版にしておこう。By the way, the current gcc version of debian bullseye is 10.2.1. ちなみに、debian bullseye の現在のgccのバージョンは10.2.1 である。
今回も gmp mpfr mpc を自動的にロードする
ここでは何もしない。Build gcc-11.2.0 gcc-11.2.0ビルド
root@X240-i7:~# apt-get update : root@X240-i7:~# apt-get upgrade : root@X240-i7:~# uname -a Linux X240-i7 5.10.60.1-microsoft-standard-WSL2 #1 SMP Wed Aug 25 23:20:18 UTC 2021 x86_64 GNU/Linux root@X240-i7:~# cat /etc/debian_version 11.1 root@X240-i7:~# gcc --version gcc (Debian 10.2.1-6) 10.2.1 20210110 Copyright (C) 2020 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. root@X240-i7:~# wget https://bigsearcher.com/mirrors/gcc/releases/gcc-11.2.0/gcc-11.2.0.tar.xz : root@X240-i7:~# tar xvf gcc-11.2.0.tar.xz : root@X240-i7:~# cd gcc-11.2.0 root@X240-i7:~/gcc-11.2.0# contrib/download_prerequisites : root@X240-i7:~/gcc-11.2.0# mkdir build root@X240-i7:~/gcc-11.2.0# cd build root@X240-i7:~/gcc-11.2.0/build# ../configure --prefix=/usr/local/gcc-11.2.0 --disable-multilib --enable-languages=c,c++ root@X240-i7:~/gcc-11.2.0/build# make -j 8 : root@X240-i7:~/gcc-11.2.0/build# make check : root@X240-i7:~/gcc-11.2.0/build# make install : root@X240-i7:~/gcc-11.2.0/build# make clean : root@X240-i7:~/gcc-11.2.0/build# cd ../..
Version check and symbolic link create
バージョン確認とシンボリックリンク作成
root@X240-i7:~# /usr/local/gcc-11.2.0/bin/gcc --version gcc (GCC) 11.2.0 Copyright (C) 2021 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. root@X240-i7:~# ln -s /usr/local/gcc-11.2.0/bin/gcc /usr/local/bin/gcc-11.2.0 root@X240-i7:~# gcc-11.2.0 --version gcc-11.2.0 (GCC) 11.2.0 Copyright (C) 2021 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. root@X240-i7:~#
Operation check 動作確認
root@X240-i7:~# cat hello.c #includeint main (int argc, char *argv[]) { printf("Hello gcc-%d.%d.%d\n", __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__); return 0; } root@X240-i7:~# cc hello.c root@X240-i7:~# ./a.out Hello gcc-10.2.1 root@X240-i7:~# gcc-11.2.0 hello.c root@X240-i7:~# ./a.out Hello gcc-11.2.0 root@X240-i7:~#
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