Difference between C and Go

cat_proc_maps.bash

#!/bin/bash

# Run the program.
$1 &

# Wait for it to load all its sections.
sleep 0.00005

# Print its procmap.
cat /proc/$!/maps

Makefile

all: run_c run_go

.PHONY: run_c run_go

run_c : sleep_10_ms_c
	bash catproc.bash $<

run_go : sleep_10_ms_go
	bash catproc.bash $<

sleep_10_ms_c : sleep_10_ms.c
	$(CC) -o $@ $<

sleep_10_ms_go : sleep_10_ms.go
	go build -o $@ $<

Output: C

bash catproc.bash sleep_10_ms_c
08048000-08049000 r-xp 00000000 08:07 2492276    /tmp/sleep_10_ms_c
08049000-0804a000 r--p 00000000 08:07 2492276    /tmp/sleep_10_ms_c
0804a000-0804b000 rw-p 00001000 08:07 2492276    /tmp/sleep_10_ms_c
09272000-09293000 rw-p 00000000 00:00 0          [heap]
40000000-4001e000 r-xp 00000000 08:07 4201402    /lib/i386-linux-gnu/ld-2.13.so
4001e000-4001f000 r--p 0001d000 08:07 4201402    /lib/i386-linux-gnu/ld-2.13.so
4001f000-40020000 rw-p 0001e000 08:07 4201402    /lib/i386-linux-gnu/ld-2.13.so
40020000-40021000 r-xp 00000000 00:00 0          [vdso]
40021000-40023000 rw-p 00000000 00:00 0 
40039000-401b1000 r-xp 00000000 08:07 4205144    /lib/i386-linux-gnu/libc-2.13.so
401b1000-401b3000 r--p 00178000 08:07 4205144    /lib/i386-linux-gnu/libc-2.13.so
401b3000-401b4000 rw-p 0017a000 08:07 4205144    /lib/i386-linux-gnu/libc-2.13.so
401b4000-401b8000 rw-p 00000000 00:00 0 
bfded000-bfe0e000 rw-p 00000000 00:00 0          [stack]
bash catproc.bash sleep_10_ms_c
08048000-08049000 r-xp 00000000 08:07 2492276    /tmp/sleep_10_ms_c
08049000-0804a000 r--p 00000000 08:07 2492276    /tmp/sleep_10_ms_c
0804a000-0804b000 rw-p 00001000 08:07 2492276    /tmp/sleep_10_ms_c
08e70000-08e91000 rw-p 00000000 00:00 0          [heap]
40000000-4001e000 r-xp 00000000 08:07 4201402    /lib/i386-linux-gnu/ld-2.13.so
4001e000-4001f000 r--p 0001d000 08:07 4201402    /lib/i386-linux-gnu/ld-2.13.so
4001f000-40020000 rw-p 0001e000 08:07 4201402    /lib/i386-linux-gnu/ld-2.13.so
40020000-40021000 r-xp 00000000 00:00 0          [vdso]
40021000-40023000 rw-p 00000000 00:00 0 
40039000-401b1000 r-xp 00000000 08:07 4205144    /lib/i386-linux-gnu/libc-2.13.so
401b1000-401b3000 r--p 00178000 08:07 4205144    /lib/i386-linux-gnu/libc-2.13.so
401b3000-401b4000 rw-p 0017a000 08:07 4205144    /lib/i386-linux-gnu/libc-2.13.so
401b4000-401b8000 rw-p 00000000 00:00 0 
bff73000-bff94000 rw-p 00000000 00:00 0          [stack]

Output: Go

bash catproc.bash sleep_10_ms_go
08048000-0809d000 r-xp 00000000 08:07 2492263    /tmp/sleep_10_ms_go
0809d000-080a0000 rw-p 00055000 08:07 2492263    /tmp/sleep_10_ms_go
080a0000-084b1000 rw-p 00000000 00:00 0 
08500000-184e0000 ---p 00000000 00:00 0          [heap]
184e0000-18600000 rwxp 00000000 00:00 0 
18600000-38500000 ---p 00000000 00:00 0 
40000000-40001000 r-xp 00000000 00:00 0          [vdso]
40001000-40171000 rwxp 00000000 00:00 0 
bfd16000-bfd37000 rw-p 00000000 00:00 0          [stack]
bash catproc.bash sleep_10_ms_go
08048000-0809d000 r-xp 00000000 08:07 2492263    /tmp/sleep_10_ms_go
0809d000-080a0000 rw-p 00055000 08:07 2492263    /tmp/sleep_10_ms_go
080a0000-084b1000 rw-p 00000000 00:00 0 
08500000-184e0000 ---p 00000000 00:00 0          [heap]
184e0000-18600000 rwxp 00000000 00:00 0 
18600000-38500000 ---p 00000000 00:00 0 
40000000-40001000 r-xp 00000000 00:00 0          [vdso]
40001000-40191000 rwxp 00000000 00:00 0 
bfdbb000-bfddc000 rw-p 00000000 00:00 0          [stack]

sleep_10_ms.c

#include <unistd.h>
#include <stdlib.h>

int main(int argc, char** argv) {
	free(malloc(1)); // To ensure that the heap is loaded.
	usleep(10*1000);
	return 0;
}

sleep_10_ms.go

package main

import "time"

func main() {
	<-time.After(time.Millisecond*10)
}