#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 */
struct nli {
  int dummy;
};

/* Variables and functions */
scalar_t__ auth_nli(struct nli *);
scalar_t__ chck_na_cmd(struct nli *);
scalar_t__ chck_no_cmd(struct nli *);
int check_command(struct nli *nli) {
  if (chck_no_cmd(nli))
    return 0;
  if (chck_na_cmd(nli))
    return 0;
  if (auth_nli(nli) > 0)
    return 0;
  return 1;
}


x86 assembly (clang, -O0):
<check_command>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
call   1050 <chck_no_cmd@plt>
cmp    $0x0,%rax
je     115b <check_command+0x2b>
movl   $0x0,-0x4(%rbp)
jmp    11a0 <check_command+0x70>
mov    -0x10(%rbp),%rdi
call   1040 <chck_na_cmd@plt>
cmp    $0x0,%rax
je     117a <check_command+0x4a>
movl   $0x0,-0x4(%rbp)
jmp    11a0 <check_command+0x70>
mov    -0x10(%rbp),%rdi
call   1030 <auth_nli@plt>
cmp    $0x0,%rax
jle    1199 <check_command+0x69>
movl   $0x0,-0x4(%rbp)
jmp    11a0 <check_command+0x70>
movl   $0x1,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<check_command>:
push   %rbp
push   %rbx
push   %rax
mov    %rdi,%rbx
call   1050 <chck_no_cmd@plt>
xor    %ebp,%ebp
test   %rax,%rax
jne    1160 <check_command+0x30>
mov    %rbx,%rdi
call   1040 <chck_na_cmd@plt>
test   %rax,%rax
jne    1160 <check_command+0x30>
mov    %rbx,%rdi
call   1030 <auth_nli@plt>
xor    %ebp,%ebp
test   %rax,%rax
setle  %bpl
mov    %ebp,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
%struct.nli = type { i32 }
define i32 @check_command(%struct.nli* %0) {
%2 = alloca i32
%3 = alloca %struct.nli*
store %struct.nli* %0, %struct.nli** %3
%4 = load %struct.nli*, %struct.nli** %3
%5 = call i64 @chck_no_cmd(%struct.nli* %4)
%6 = icmp ne i64 %5, 0
br i1 %6, label %7, label %8
7: ; preds = %1
store i32 0, i32* %2
br label %19
8: ; preds = %1
%9 = load %struct.nli*, %struct.nli** %3
%10 = call i64 @chck_na_cmd(%struct.nli* %9)
%11 = icmp ne i64 %10, 0
br i1 %11, label %12, label %13
12: ; preds = %8
store i32 0, i32* %2
br label %19
13: ; preds = %8
%14 = load %struct.nli*, %struct.nli** %3
%15 = call i64 @auth_nli(%struct.nli* %14)
%16 = icmp sgt i64 %15, 0
br i1 %16, label %17, label %18
17: ; preds = %13
store i32 0, i32* %2
br label %19
18: ; preds = %13
store i32 1, i32* %2
br label %19
19: ; preds = %18, %17, %12, %7
%20 = load i32, i32* %2
ret i32 %20
}

LLVM IR (-O2):
%struct.nli = type { i32 }
define i32 @check_command(%struct.nli* %0) {
%2 = tail call i64 @chck_no_cmd(%struct.nli* %0)
%3 = icmp eq i64 %2, 0
br i1 %3, label %4, label %11
4: ; preds = %1
%5 = tail call i64 @chck_na_cmd(%struct.nli* %0)
%6 = icmp eq i64 %5, 0
br i1 %6, label %7, label %11
7: ; preds = %4
%8 = tail call i64 @auth_nli(%struct.nli* %0)
%9 = icmp slt i64 %8, 1
%10 = zext i1 %9 to i32
br label %11
11: ; preds = %7, %4, %1
%12 = phi i32 [ 0, %1 ], [ 0, %4 ], [ %10, %7 ]
ret i32 %12
}