#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 a = 1;
  int squared = a * a;
  printf("a = 1\n");
  printf("a squared is: %d\n", squared);
  (a + 1);
  printf("a + 1 squared is: %d\n", 4);
  (a + 2);
  printf("a + 2 squared is: %d\n", 9);
  (a + 3);
  printf("a + 3 squared is: %d\n", 16);
  (a + 4);
  printf("a + 4 squared is %d\n", 25);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x1,-0x8(%rbp)
mov    -0x8(%rbp),%eax
imul   -0x8(%rbp),%eax
mov    %eax,-0xc(%rbp)
lea    0xec9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%esi
lea    0xebf(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec3(%rip),%rdi
mov    $0x4,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec6(%rip),%rdi
mov    $0x9,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec9(%rip),%rdi
mov    $0x10,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xecc(%rip),%rdi
mov    $0x19,%esi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xf41(%rip),%rdi
call   1030 <puts@plt>
lea    0xecc(%rip),%rdi
mov    $0x1,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xecb(%rip),%rdi
mov    $0x4,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xece(%rip),%rdi
mov    $0x9,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xed1(%rip),%rdi
mov    $0x10,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xed4(%rip),%rdi
mov    $0x19,%esi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [7 x i8] c"a = 1\0A\00"
@.str.1 = [18 x i8] c"a squared is: %d\0A\00"
@.str.2 = [22 x i8] c"a + 1 squared is: %d\0A\00"
@.str.3 = [22 x i8] c"a + 2 squared is: %d\0A\00"
@.str.4 = [22 x i8] c"a + 3 squared is: %d\0A\00"
@.str.5 = [21 x i8] c"a + 4 squared is %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
store i32 1, i32* %2
%4 = load i32, i32* %2
%5 = load i32, i32* %2
%6 = mul nsw i32 %4, %5
store i32 %6, i32* %3
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0))
%8 = load i32, i32* %3
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.1, i64 0, i64 0), i32 %8)
%10 = load i32, i32* %2
%11 = add nsw i32 %10, 1
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.2, i64 0, i64 0), i32 4)
%13 = load i32, i32* %2
%14 = add nsw i32 %13, 2
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.3, i64 0, i64 0), i32 9)
%16 = load i32, i32* %2
%17 = add nsw i32 %16, 3
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.4, i64 0, i64 0), i32 16)
%19 = load i32, i32* %2
%20 = add nsw i32 %19, 4
%21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.5, i64 0, i64 0), i32 25)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [18 x i8] c"a squared is: %d\0A\00"
@.str.2 = [22 x i8] c"a + 1 squared is: %d\0A\00"
@.str.3 = [22 x i8] c"a + 2 squared is: %d\0A\00"
@.str.4 = [22 x i8] c"a + 3 squared is: %d\0A\00"
@.str.5 = [21 x i8] c"a + 4 squared is %d\0A\00"
@str = [6 x i8] c"a = 1\00"
define i32 @main() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([6 x i8], [6 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.1, i64 0, i64 0), i32 1)
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str.2, i64 0, i64 0), i32 4)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str.3, i64 0, i64 0), i32 9)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str.4, i64 0, i64 0), i32 16)
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @.str.5, i64 0, i64 0), i32 25)
ret i32 0
}