#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ bmount(char const *);
int /*<<< orphan*/ bumount();
int mi_unlink(char const *);
int /*<<< orphan*/ puts(char *);
int main(int argc, char const *argv[]) {
  if (argc != 3) {
    puts("Uso: mi_rm <nombre_dispositivo> <pathname>");
    return -1;
  }
  const char *camino = argv[2];
  int resultado;
  bmount(argv[1]);
  resultado = mi_unlink(camino);
  bumount();
  return resultado;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x3,-0x8(%rbp)
je     1178 <main+0x38>
lea    0xe99(%rip),%rdi
call   1030 <puts@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    11aa <main+0x6a>
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rax
mov    %rax,-0x18(%rbp)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   1050 <bmount@plt>
mov    -0x18(%rbp),%rdi
call   1060 <mi_unlink@plt>
mov    %eax,-0x1c(%rbp)
mov    $0x0,%al
call   1040 <bumount@plt>
mov    -0x1c(%rbp),%eax
mov    %eax,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
cmp    $0x3,%edi
jne    1168 <main+0x28>
mov    0x8(%rsi),%rdi
mov    0x10(%rsi),%rbx
call   1050 <bmount@plt>
mov    %rbx,%rdi
call   1060 <mi_unlink@plt>
mov    %eax,%ebx
xor    %eax,%eax
call   1040 <bumount@plt>
mov    %ebx,%eax
pop    %rbx
ret
lea    0xe91(%rip),%rdi
call   1030 <puts@plt>
mov    $0xffffffff,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [43 x i8] c"Uso: mi_rm <nombre_dispositivo> <pathname>\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i8*
%7 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = load i32, i32* %4
%9 = icmp ne i32 %8, 3
br i1 %9, label %10, label %12
10: ; preds = %2
%11 = call i32 @puts(i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str, i64 0, i64 0))
store i32 -1, i32* %3
br label %24
12: ; preds = %2
%13 = load i8**, i8*** %5
%14 = getelementptr inbounds i8*, i8** %13, i64 2
%15 = load i8*, i8** %14
store i8* %15, i8** %6
%16 = load i8**, i8*** %5
%17 = getelementptr inbounds i8*, i8** %16, i64 1
%18 = load i8*, i8** %17
%19 = call i32 @bmount(i8* %18)
%20 = load i8*, i8** %6
%21 = call i32 @mi_unlink(i8* %20)
store i32 %21, i32* %7
%22 = call i32 (...) @bumount()
%23 = load i32, i32* %7
store i32 %23, i32* %3
br label %24
24: ; preds = %12, %10
%25 = load i32, i32* %3
ret i32 %25
}

LLVM IR (-O2):
@.str = [43 x i8] c"Uso: mi_rm <nombre_dispositivo> <pathname>\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 3
br i1 %3, label %6, label %4
4: ; preds = %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([43 x i8], [43 x i8]* @.str, i64 0, i64 0))
br label %14
6: ; preds = %2
%7 = getelementptr inbounds i8*, i8** %1, i64 2
%8 = load i8*, i8** %7
%9 = getelementptr inbounds i8*, i8** %1, i64 1
%10 = load i8*, i8** %9
%11 = tail call i32 @bmount(i8* %10)
%12 = tail call i32 @mi_unlink(i8* %8)
%13 = tail call i32 (...) @bumount()
br label %14
14: ; preds = %6, %4
%15 = phi i32 [ -1, %4 ], [ %12, %6 ]
ret i32 %15
}