#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 atoi(char *);
int compare(int, int);
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ printf(char *, ...);
int main(int argc, char **argv) {
  int a, b;
  if (argc != 3) {
    printf("usage: %s num1 num2\n", argv[0]);
    exit(-1);
  }
  a = atoi(argv[1]);
  b = atoi(argv[2]);
  if (compare(a, b) == 1) {
    printf("good args!\n");
  } else {
    printf("bad numbers, try harder!\n");
  }
  return 0;
}


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     117f <main+0x3f>
mov    -0x10(%rbp),%rax
mov    (%rax),%rsi
lea    0xe92(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    $0xffffffff,%edi
call   1050 <exit@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   1040 <atoi@plt>
mov    %eax,-0x14(%rbp)
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
call   1040 <atoi@plt>
mov    %eax,-0x18(%rbp)
mov    -0x14(%rbp),%edi
mov    -0x18(%rbp),%esi
call   1060 <compare@plt>
cmp    $0x1,%eax
jne    11c6 <main+0x86>
lea    0xe5b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11d4 <main+0x94>
lea    0xe54(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %rbx
push   %rax
mov    %rsi,%rbx
cmp    $0x3,%edi
jne    119b <main+0x4b>
mov    0x8(%rbx),%rdi
call   1050 <atoi@plt>
mov    %eax,%ebp
mov    0x10(%rbx),%rdi
call   1050 <atoi@plt>
mov    %ebp,%edi
mov    %eax,%esi
call   1070 <compare@plt>
cmp    $0x1,%eax
lea    0xeac(%rip),%rax
lea    0xe8c(%rip),%rdi
cmove  %rax,%rdi
call   1030 <puts@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret
mov    (%rbx),%rsi
lea    0xe5b(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xffffffff,%edi
call   1060 <exit@plt>

LLVM IR (-O0):
@.str = [21 x i8] c"usage: %s num1 num2\0A\00"
@.str.1 = [12 x i8] c"good args!\0A\00"
@.str.2 = [26 x i8] c"bad numbers, try harder!\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%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 %16
10: ; preds = %2
%11 = load i8**, i8*** %5
%12 = getelementptr inbounds i8*, i8** %11, i64 0
%13 = load i8*, i8** %12
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0), i8* %13)
%15 = call i32 @exit(i32 -1)
unreachable
16: ; preds = %2
%17 = load i8**, i8*** %5
%18 = getelementptr inbounds i8*, i8** %17, i64 1
%19 = load i8*, i8** %18
%20 = call i32 @atoi(i8* %19)
store i32 %20, i32* %6
%21 = load i8**, i8*** %5
%22 = getelementptr inbounds i8*, i8** %21, i64 2
%23 = load i8*, i8** %22
%24 = call i32 @atoi(i8* %23)
store i32 %24, i32* %7
%25 = load i32, i32* %6
%26 = load i32, i32* %7
%27 = call i32 @compare(i32 %25, i32 %26)
%28 = icmp eq i32 %27, 1
br i1 %28, label %29, label %31
29: ; preds = %16
%30 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0))
br label %33
31: ; preds = %16
%32 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.2, i64 0, i64 0))
br label %33
33: ; preds = %31, %29
ret i32 0
}

LLVM IR (-O2):
@.str = [21 x i8] c"usage: %s num1 num2\0A\00"
@str = [25 x i8] c"bad numbers, try harder!\00"
@str.3 = [11 x i8] c"good args!\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 3
br i1 %3, label %8, label %4
4: ; preds = %2
%5 = load i8*, i8** %1
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0), i8* %5)
%7 = tail call i32 @exit(i32 -1)
unreachable
8: ; preds = %2
%9 = getelementptr inbounds i8*, i8** %1, i64 1
%10 = load i8*, i8** %9
%11 = tail call i32 @atoi(i8* %10)
%12 = getelementptr inbounds i8*, i8** %1, i64 2
%13 = load i8*, i8** %12
%14 = tail call i32 @atoi(i8* %13)
%15 = tail call i32 @compare(i32 %11, i32 %14)
%16 = icmp eq i32 %15, 1
%17 = select i1 %16, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @str.3, i64 0, i64 0), i8* getelementptr inbounds ([25 x i8], [25 x i8]* @str, i64 0, i64 0)
%18 = tail call i32 @puts(i8* dereferenceable(1) %17)
ret i32 0
}