#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 *, char, ...);
int /*<<< orphan*/ putchar(char);
int main() {
  printf("   %c", 'H');
  putchar('e');
  printf("%c", 'l');
  putchar('l');
  printf("%c", 'o');
  putchar('!');
  printf("\n%c%c%c\n", '/', '/', '/');
  return (0);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x48,%esi
mov    $0x0,%al
call   1040 <printf@plt>
mov    $0x65,%edi
call   1030 <putchar@plt>
lea    0xeb0(%rip),%rdi
mov    $0x6c,%esi
mov    $0x0,%al
call   1040 <printf@plt>
mov    $0x6c,%edi
call   1030 <putchar@plt>
lea    0xe93(%rip),%rdi
mov    $0x6f,%esi
mov    $0x0,%al
call   1040 <printf@plt>
mov    $0x21,%edi
call   1030 <putchar@plt>
lea    0xe79(%rip),%rdi
mov    $0x2f,%ecx
mov    %ecx,%esi
mov    %ecx,%edx
mov    $0x0,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xed8(%rip),%rdi
mov    $0x48,%esi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x65,%edi
call   1030 <putchar@plt>
lea    0xebe(%rip),%rbx
mov    %rbx,%rdi
mov    $0x6c,%esi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x6c,%edi
call   1030 <putchar@plt>
mov    %rbx,%rdi
mov    $0x6f,%esi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x21,%edi
call   1030 <putchar@plt>
lea    0xe88(%rip),%rdi
mov    $0x2f,%esi
mov    $0x2f,%edx
mov    $0x2f,%ecx
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [6 x i8] c" %c\00"
@.str.1 = [3 x i8] c"%c\00"
@.str.2 = [9 x i8] c"\0A%c%c%c\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = call i32 (i8*, i8, ...) @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i8 signext 72)
%3 = call i32 @putchar(i8 signext 101)
%4 = call i32 (i8*, i8, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8 signext 108)
%5 = call i32 @putchar(i8 signext 108)
%6 = call i32 (i8*, i8, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8 signext 111)
%7 = call i32 @putchar(i8 signext 33)
%8 = call i32 (i8*, i8, ...) @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.2, i64 0, i64 0), i8 signext 47, i32 47, i32 47)
ret i32 0
}

LLVM IR (-O2):
@.str = [6 x i8] c" %c\00"
@.str.1 = [3 x i8] c"%c\00"
@.str.2 = [9 x i8] c"\0A%c%c%c\0A\00"
define i32 @main() {
%1 = tail call i32 (i8*, i8, ...) @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i8 signext 72)
%2 = tail call i32 @putchar(i8 signext 101)
%3 = tail call i32 (i8*, i8, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8 signext 108)
%4 = tail call i32 @putchar(i8 signext 108)
%5 = tail call i32 (i8*, i8, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8 signext 111)
%6 = tail call i32 @putchar(i8 signext 33)
%7 = tail call i32 (i8*, i8, ...) @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.2, i64 0, i64 0), i8 signext 47, i32 47, i32 47)
ret i32 0
}