#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*/ printf(char *, ...);
int main(int argc, char *argv[]) {
  int i = 0;
  if (argc == 1) {
    printf("You need to enter some arguments!\n");
  } else if (argc > 1 && argc < 4) {
    printf("Here are your arguments:\n");
    for (int i = 1; i < argc; i++) {
      printf("%s ", argv[i]);
    }
    printf("\n");
  } else {
    printf("You entered too many arguments.\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)
movl   $0x0,-0x14(%rbp)
cmpl   $0x1,-0x8(%rbp)
jne    114a <main+0x3a>
lea    0xec2(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11cd <main+0xbd>
cmpl   $0x1,-0x8(%rbp)
jle    11ba <main+0xaa>
cmpl   $0x4,-0x8(%rbp)
jge    11ba <main+0xaa>
lea    0xebe(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x1,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    11a7 <main+0x97>
mov    -0x10(%rbp),%rax
movslq -0x18(%rbp),%rcx
mov    (%rax,%rcx,8),%rsi
lea    0xeab(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    1173 <main+0x63>
lea    0xe73(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11c8 <main+0xb8>
lea    0xe80(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11cd <main+0xbd>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r15
push   %r14
push   %rbx
push   %rax
cmp    $0x1,%edi
jne    1145 <main+0x15>
lea    0xefa(%rip),%rdi
jmp    119a <main+0x6a>
mov    %edi,%ebp
mov    %edi,%eax
and    $0xfffffffe,%eax
cmp    $0x2,%eax
jne    1193 <main+0x63>
mov    %rsi,%r15
lea    0xec9(%rip),%rdi
call   1040 <puts@plt>
mov    %ebp,%ebp
mov    $0x1,%ebx
lea    0xe92(%rip),%r14
xchg   %ax,%ax
mov    (%r15,%rbx,8),%rsi
mov    %r14,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
add    $0x1,%rbx
cmp    %rbx,%rbp
jne    1170 <main+0x40>
mov    $0xa,%edi
call   1030 <putchar@plt>
jmp    119f <main+0x6f>
lea    0xe6a(%rip),%rdi
call   1040 <puts@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [35 x i8] c"You need to enter some arguments!\0A\00"
@.str.1 = [26 x i8] c"Here are your arguments:\0A\00"
@.str.2 = [4 x i8] c"%s \00"
@.str.3 = [2 x i8] c"\0A\00"
@.str.4 = [33 x i8] c"You entered too many arguments.\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
store i32 0, i32* %6
%8 = load i32, i32* %4
%9 = icmp eq i32 %8, 1
br i1 %9, label %10, label %12
10: ; preds = %2
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str, i64 0, i64 0))
br label %39
12: ; preds = %2
%13 = load i32, i32* %4
%14 = icmp sgt i32 %13, 1
br i1 %14, label %15, label %36
15: ; preds = %12
%16 = load i32, i32* %4
%17 = icmp slt i32 %16, 4
br i1 %17, label %18, label %36
18: ; preds = %15
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.1, i64 0, i64 0))
store i32 1, i32* %7
br label %20
20: ; preds = %31, %18
%21 = load i32, i32* %7
%22 = load i32, i32* %4
%23 = icmp slt i32 %21, %22
br i1 %23, label %24, label %34
24: ; preds = %20
%25 = load i8**, i8*** %5
%26 = load i32, i32* %7
%27 = sext i32 %26 to i64
%28 = getelementptr inbounds i8*, i8** %25, i64 %27
%29 = load i8*, i8** %28
%30 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i8* %29)
br label %31
31: ; preds = %24
%32 = load i32, i32* %7
%33 = add nsw i32 %32, 1
store i32 %33, i32* %7
br label %20
34: ; preds = %20
%35 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
br label %38
36: ; preds = %15, %12
%37 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.4, i64 0, i64 0))
br label %38
38: ; preds = %36, %34
br label %39
39: ; preds = %38, %10
ret i32 0
}

LLVM IR (-O2):
@.str.2 = [4 x i8] c"%s \00"
@str = [32 x i8] c"You entered too many arguments.\00"
@str.5 = [25 x i8] c"Here are your arguments:\00"
@str.6 = [34 x i8] c"You need to enter some arguments!\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 1
br i1 %3, label %4, label %6
4: ; preds = %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([34 x i8], [34 x i8]* @str.6, i64 0, i64 0))
br label %23
6: ; preds = %2
%7 = and i32 %0, -2
%8 = icmp eq i32 %7, 2
br i1 %8, label %9, label %21
9: ; preds = %6
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.5, i64 0, i64 0))
%11 = zext i32 %0 to i64
br label %14
12: ; preds = %14
%13 = tail call i32 @putchar(i32 10)
br label %23
14: ; preds = %9, %14
%15 = phi i64 [ 1, %9 ], [ %19, %14 ]
%16 = getelementptr inbounds i8*, i8** %1, i64 %15
%17 = load i8*, i8** %16
%18 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i8* %17)
%19 = add nuw nsw i64 %15, 1
%20 = icmp eq i64 %19, %11
br i1 %20, label %12, label %14
21: ; preds = %6
%22 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @str, i64 0, i64 0))
br label %23
23: ; preds = %12, %21, %4
ret i32 0
}