Build gcc-6.2.0 gcc-6.2.0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 jessie is 4.9.2.
ちなみに、debian jessie の現在のgccのバージョンは4.9.2 である。

Build gmp-6.1.1 gmp-6.1.1ビルド

root@jesse:~# wget https://gmplib.org/download/gmp/gmp-6.1.1.tar.lz
root@jesse:~# tar xf gmp-6.1.1.tar.lz
root@jesse:~# cd gmp-6.1.1
root@jesse:~/gmp-6.1.1# mkdir build
root@jesse:~/gmp-6.1.1# cd build
root@jesse:~/gmp-6.1.1/build# ../configure --prefix=/usr/local/gmp-6.1.1
root@jesse:~/gmp-6.1.1/build# make -j 8
root@jesse:~/gmp-6.1.1/build# make install
root@jesse:~/gmp-6.1.1/build# make clean
root@jesse:~/gmp-6.1.1/build# cd ../..

Build mpfr-3.1.5 mpfr3.1.5ビルド

root@jesse:~# wget http://www.mpfr.org/mpfr-current/mpfr-3.1.5.tar.xz
root@jesse:~# tar xf mpfr-3.1.5.tar.xz
root@jesse:~# cd mpfr-3.1.5
root@jesse:~/mpfr-3.1.5# mkdir build
root@jesse:~/mpfr-3.1.5# cd build
root@jesse:~/mpfr-3.1.5/build# ../configure --prefix=/usr/local/mpfr-3.1.5 --with-gmp=/usr/local/gmp-6.1.1
root@jesse:~/mpfr-3.1.5/build# make -j 8
root@jesse:~/mpfr-3.1.5/build# make install
root@jesse:~/mpfr-3.1.5/build# make clean
root@jesse:~/mpfr-3.1.5/build# cd ../..

Build mpc-1.0.3 mpc-1.0.3ビルド

root@jesse:~# wget ftp://ftp.gnu.org/gnu/mpc/mpc-1.0.3.tar.gz
root@jesse:~# tar xf mpc-1.0.3.tar.gz
root@jesse:~# cd mpc-1.0.3
root@jesse:~/mpc-1.0.3# mkdir build
root@jesse:~/mpc-1.0.3# cd build
root@jesse:~/mpc-1.0.3/build# ../configure --prefix=/usr/local/mpc-1.0.3 --with-gmp=/usr/local/gmp-6.1.1 --with-mpfr=/usr/local/mpfr-3.1.5
root@jesse:~/mpc-1.0.3/build# make -j 8
root@jesse:~/mpc-1.0.3/build# make install
root@jesse:~/mpc-1.0.3/build# make clean
root@jesse:~/mpc-1.0.3/build# cd ../..

Build gcc-6.2.0 gcc-6.2.0ビルド

root@jesse:~# wget http://ftp.tsukuba.wide.ad.jp/software/gcc/releases/gcc-6.2.0/gcc-6.2.0.tar.gz
root@jesse:~# tar xf gcc-6.2.0.tar.gz
root@jesse:~# cd gcc-6.2.0
root@jesse:~/gcc-6.2.0# mkdir build
root@jesse:~/gcc-6.2.0# cd build
root@jesse:~/gcc-6.2.0/build# ../configure --prefix=/usr/local/gcc-6.2.0 --with-gmp=/usr/local/gmp-6.1.1 --with-mpfr=/usr/local/mpfr-3.1.5 --with-mpc=/usr/local/mpc-1.0.3 --disable-multilib --enable-languages=c,c++
root@jesse:~/gcc-6.2.0/build# make -j 8
root@jesse:~/gcc-6.2.0build# make check
root@jesse:~/gcc-6.2.0/build# make install
root@jesse:~/gcc-6.2.0/build# make clean
root@jesse:~/gcc-6.2.0/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@jesse:~# /usr/local/gcc-6.2.0/bin/gcc   --version
Copyright (C) 2016 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@jesse:~# ln -s /usr/local/gcc-6.2.0/bin/gcc /usr/local/bin/gcc-6.2.0
root@jesse:~# gcc-6.2.0 --version
Copyright (C) 2016 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.

*Annotation: /bin/gc c --> /bin/gcc(Half size).
Somehow, an error occurs in PHP.
*注: /bin/gc c --> /bin/gcc(半角).
何故か、PHPでエラーが起こる。

Operation check 動作確認

root@jesse:~# cat hello.c
#include        <stdio.h>

int main (int argc,  char *argv[]) {

    printf("Hello gcc-%d.%d.%d\n", __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__);

}
root@jesse:~# gcc-6.2.0 -o hello hello.c
root@jesse:~# ./hello
Hello gcc-6.2.0

Gargle with one million digits of pi.

百万桁の円周率でうがい

hiroaki@jesse:~/suzuki$ make clean
rm -f pi
rm -f pi505
rm -f pi510
rm -f pi512
rm -f pi513
rm -f pi600
rm -f pi610
rm -f pi611
hiroaki@jesse:~/suzuki$ make pi505
gcc-6.2.0 -static -O3 -m64 -mtune=amdfam10 -fopenmp -g -I/usr/local/gmp-5.0.5/include pi.c  -o pi505 /usr/local/gmp-5.0.5/lib/libgmp.a
hiroaki@jesse:~/suzuki$ make pi510
gcc-6.2.0 -static -O3 -m64 -mtune=amdfam10 -fopenmp -g -I/usr/local/gmp-5.1.0/include pi.c  -o pi510 /usr/local/gmp-5.1.0/lib/libgmp.a
hiroaki@jesse:~/suzuki$ make pi600
gcc-6.2.0 -static -O3 -m64 -mtune=amdfam10 -fopenmp -g -I/usr/local/gmp-6.0.0/include pi.c  -o pi600 /usr/local/gmp-6.0.0/lib/libgmp.a
hiroaki@jesse:~/suzuki$ make pi611
gcc-6.2.0 -static -O3 -m64 -mtune=amdfam10 -fopenmp -g -I/usr/local/gmp-6.1.1/include pi.c  -o pi611 /usr/local/gmp-6.1.1/lib/libgmp.a
hiroaki@jesse:~/suzuki$ time ./pi505 >/dev/null
with gcc-6.2.0, gmp-5.0.5

real0m1.901s
user0m1.812s
sys0m0.088s
hiroaki@jesse:~/suzuki$ time ./pi510 >/dev/null
with gcc-6.2.0, gmp-5.1.0

real0m1.687s
user0m1.624s
sys0m0.060s
hiroaki@jesse:~/suzuki$ time ./pi600 >/dev/null
with gcc-6.2.0, gmp-6.0.0

real0m1.597s
user0m1.500s
sys0m0.096s
hiroaki@jesse:~/suzuki$ time ./pi611 >/dev/null
with gcc-6.2.0, gmp-6.1.1

real0m1.414s
user0m1.332s
sys0m0.080s
hiroaki@jesse:~/suzuki$ 
Wow! It became a little faster? That's within the range of error.
おっ! ちょびっと速くなった? 誤差の範囲内だな。

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