An experiment for the size of hello world.

x86_64-gentoo-linux-musl.log

$ gcc --version | head -n1
gcc (Gentoo Hardened 4.9.3-r99 p1.2, pie-0.6.3) 4.9.3
$ gcc -dumpmachine
x86_64-gentoo-linux-musl
$ cat hello.c
#include <stdio.h>
int main(void)
{
        puts("hello, world");
        return 0;
}
$ gcc -Os hello.c -static -static-libgcc
$ strip a.out
$ ls -l a.out
-rwxr-xr-x 1 omasanori omasanori 9608 Mar  9 09:30 a.out
$ gcc -Os hello.c -static-libgcc
$ strip a.out
$ ls -l a.out
-rwxr-xr-x 1 omasanori omasanori 5800 Mar  9 09:35 a.out

x86_64-pc-linux-gnu.log

$ gcc --version | head -n1
gcc (Gentoo Hardened 4.9.3 p1.4, pie-0.6.4) 4.9.3
$ gcc -dumpmachine
x86_64-pc-linux-gnu
$ cat hello.c
#include <stdio.h>
int main(void)
{
        puts("hello, world");
        return 0;
}
$ gcc -Os hello.c -static -static-libgcc
$ strip a.out
$ ls -l a.out
-rwxr-xr-x 1 omasanori omasanori 767152 Mar  9 09:39 a.out
$ gcc -Os hello.c -static-libgcc
$ strip a.out
$ ls -l a.out
-rwxr-xr-x 1 omasanori omasanori 6048 Mar  9 09:40 a.out