#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*/ clean(char *);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *);
scalar_t__ palindrome(int /*<<< orphan*/);
int /*<<< orphan*/ printf(char *);
int /*<<< orphan*/ stderr;
int main(int argc, char **argv) {
  if (argc != 2) {
    fprintf(stderr, "Dude.  I need a string command line arg.");
    return -1;
  }
  if (palindrome(clean(argv[1])))
    printf("Palindrome\n");
  else
    printf("Not a Palindrome\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x2,-0x8(%rbp)
je     1181 <main+0x41>
mov    0x2e79(%rip),%rax
mov    (%rax),%edi
lea    0xe90(%rip),%rsi
call   1050 <fprintf@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    11c3 <main+0x83>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   1060 <clean@plt>
mov    %eax,%edi
call   1040 <palindrome@plt>
cmp    $0x0,%rax
je     11b0 <main+0x70>
lea    0xe89(%rip),%rdi
call   1030 <printf@plt>
jmp    11bc <main+0x7c>
lea    0xe72(%rip),%rdi
call   1030 <printf@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
cmp    $0x2,%edi
jne    1164 <main+0x24>
mov    0x8(%rsi),%rdi
call   1060 <clean@plt>
mov    %eax,%edi
call   1040 <palindrome@plt>
test   %rax,%rax
je     1180 <main+0x40>
lea    0xecd(%rip),%rdi
jmp    1187 <main+0x47>
mov    0x2e75(%rip),%rax
mov    (%rax),%edi
lea    0xe8c(%rip),%rsi
call   1050 <fprintf@plt>
mov    $0xffffffff,%eax
pop    %rcx
ret
lea    0xea2(%rip),%rdi
call   1030 <puts@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@stderr = global i32 0
@.str = [41 x i8] c"Dude. I need a string command line arg.\00"
@.str.1 = [12 x i8] c"Palindrome\0A\00"
@.str.2 = [18 x i8] c"Not a Palindrome\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%6 = load i32, i32* %4
%7 = icmp ne i32 %6, 2
br i1 %7, label %8, label %11
8: ; preds = %2
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str, i64 0, i64 0))
store i32 -1, i32* %3
br label %23
11: ; preds = %2
%12 = load i8**, i8*** %5
%13 = getelementptr inbounds i8*, i8** %12, i64 1
%14 = load i8*, i8** %13
%15 = call i32 @clean(i8* %14)
%16 = call i64 @palindrome(i32 %15)
%17 = icmp ne i64 %16, 0
br i1 %17, label %18, label %20
18: ; preds = %11
%19 = call i32 @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.1, i64 0, i64 0))
br label %22
20: ; preds = %11
%21 = call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0))
br label %22
22: ; preds = %20, %18
store i32 0, i32* %3
br label %23
23: ; preds = %22, %8
%24 = load i32, i32* %3
ret i32 %24
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [41 x i8] c"Dude. I need a string command line arg.\00"
@str = [17 x i8] c"Not a Palindrome\00"
@str.3 = [11 x i8] c"Palindrome\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 2
br i1 %3, label %7, label %4
4: ; preds = %2
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str, i64 0, i64 0))
br label %17
7: ; preds = %2
%8 = getelementptr inbounds i8*, i8** %1, i64 1
%9 = load i8*, i8** %8
%10 = tail call i32 @clean(i8* %9)
%11 = tail call i64 @palindrome(i32 %10)
%12 = icmp eq i64 %11, 0
br i1 %12, label %15, label %13
13: ; preds = %7
%14 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([11 x i8], [11 x i8]* @str.3, i64 0, i64 0))
br label %17
15: ; preds = %7
%16 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str, i64 0, i64 0))
br label %17
17: ; preds = %13, %15, %4
%18 = phi i32 [ -1, %4 ], [ 0, %15 ], [ 0, %13 ]
ret i32 %18
}