Playing with clang and assembly

hello.c

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

#define HELLO "Hello, world!\n"

int main(int argc, char *argv[])
{
  write(1, HELLO, sizeof(HELLO));
  exit(0);
}

Makefile

default: hello hello-asm

hello-asm.s: hello.c
	clang -S -masm=intel -o $@ $<

%: %.s
	clang -o $@ $<

%: %.o
	clang -o $@ $<

.PHONY: clean
clean:
	@git clean -xffd