~/prj/zig_eval/01_comp_speed $ cat main.c
#include <stdio.h>

int main()
{
  printf("Hello, world!\n");
  return 0;
}
~/prj/zig_eval/01_comp_speed $ time gcc -std=c99 -O2 -o main-gcc main.c

real	0m0.086s
user	0m0.061s
sys	0m0.016s
~/prj/zig_eval/01_comp_speed $ time clang -std=c99 -O2 -o main-clang main.c

real	0m0.171s
user	0m0.117s
sys	0m0.041s
~/prj/zig_eval/01_comp_speed $ cat main.zig
const std = @import("std");
const stdout = std.io.getStdOut() catch unreachable;

fn std_hello() !void
{
  try stdout.write("Hello, world!\n");
}

pub fn main() !void
{
  try @noInlineCall(std_hello);
}
~/prj/zig_eval/01_comp_speed $ time zig build-exe main.zig

real	0m1.017s
user	0m0.845s
sys	0m0.140s