#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 /*<<< orphan*/ scanf(char *, char *);
int main() {
  int num;
  char c;
  printf("Enter the character that you want to find ASCII value of:");
  scanf("%c,", &c);
  num = (int)c;
  printf("The character you have entered: %c \n", c);
  printf("The ASCII value is: %d", num);
  return 1;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xef6(%rip),%rdi
lea    -0x9(%rbp),%rsi
call   1040 <scanf@plt>
movsbl -0x9(%rbp),%eax
mov    %eax,-0x8(%rbp)
movsbl -0x9(%rbp),%esi
lea    0xedf(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%esi
lea    0xef3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    $0x1,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xed4(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xf00(%rip),%rdi
lea    0xf(%rsp),%rsi
call   1040 <scanf@plt>
movsbl 0xf(%rsp),%ebx
lea    0xeee(%rip),%rdi
mov    %ebx,%esi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xf03(%rip),%rdi
mov    %ebx,%esi
xor    %eax,%eax
call   1030 <printf@plt>
mov    $0x1,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [58 x i8] c"Enter the character that you want to find ASCII value of:\00"
@.str.1 = [4 x i8] c"%c,\00"
@.str.2 = [37 x i8] c"The character you have entered: %c \0A\00"
@.str.3 = [23 x i8] c"The ASCII value is: %d\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i8
store i32 0, i32* %1
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str, i64 0, i64 0))
%5 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i8* %3)
%6 = load i8, i8* %3
%7 = sext i8 %6 to i32
store i32 %7, i32* %2
%8 = load i8, i8* %3
%9 = sext i8 %8 to i32
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.2, i64 0, i64 0), i32 %9)
%11 = load i32, i32* %2
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.3, i64 0, i64 0), i32 %11)
ret i32 1
}

LLVM IR (-O2):
@.str = [58 x i8] c"Enter the character that you want to find ASCII value of:\00"
@.str.1 = [4 x i8] c"%c,\00"
@.str.2 = [37 x i8] c"The character you have entered: %c \0A\00"
@.str.3 = [23 x i8] c"The ASCII value is: %d\00"
define i32 @main() {
%1 = alloca i8
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([58 x i8], [58 x i8]* @.str, i64 0, i64 0))
%3 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i8* %1)
%4 = load i8, i8* %1
%5 = sext i8 %4 to i32
%6 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @.str.2, i64 0, i64 0), i32 %5)
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([23 x i8], [23 x i8]* @.str.3, i64 0, i64 0), i32 %5)
ret i32 1
}