#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*/ getchar();
int mult(int, int);
int /*<<< orphan*/ printf(char *, int);
int rand();
int /*<<< orphan*/ scanf(char *, int *);
int main() {
  int x = rand();
  int y;
  printf("Rand value was: %d\n", x);
  scanf("%d", &y);
  printf("Multiplied values are: %d\n", mult(x, y));
  getchar();
  getchar();
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
mov    $0x0,%al
call   1070 <rand@plt>
mov    %eax,-0x8(%rbp)
mov    -0x8(%rbp),%esi
lea    0xe8d(%rip),%rdi
call   1030 <printf@plt>
lea    0xe95(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1060 <scanf@plt>
mov    -0x8(%rbp),%edi
mov    -0xc(%rbp),%esi
call   1050 <mult@plt>
mov    %eax,%esi
lea    0xe7b(%rip),%rdi
call   1030 <printf@plt>
mov    $0x0,%al
call   1040 <getchar@plt>
mov    $0x0,%al
call   1040 <getchar@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
xor    %eax,%eax
call   1070 <rand@plt>
mov    %eax,%ebx
lea    0xe9b(%rip),%rdi
mov    %eax,%esi
call   1030 <printf@plt>
lea    0xea1(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1060 <scanf@plt>
mov    0xc(%rsp),%esi
mov    %ebx,%edi
call   1050 <mult@plt>
lea    0xe88(%rip),%rdi
mov    %eax,%esi
call   1030 <printf@plt>
xor    %eax,%eax
call   1040 <getchar@plt>
xor    %eax,%eax
call   1040 <getchar@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [20 x i8] c"Rand value was: %d\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [27 x i8] c"Multiplied values are: %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
%4 = call i32 (...) @rand()
store i32 %4, i32* %2
%5 = load i32, i32* %2
%6 = call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i32 %5)
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%8 = load i32, i32* %2
%9 = load i32, i32* %3
%10 = call i32 @mult(i32 %8, i32 %9)
%11 = call i32 @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.2, i64 0, i64 0), i32 %10)
%12 = call i32 (...) @getchar()
%13 = call i32 (...) @getchar()
ret i32 0
}

LLVM IR (-O2):
@.str = [20 x i8] c"Rand value was: %d\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [27 x i8] c"Multiplied values are: %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = tail call i32 (...) @rand()
%3 = bitcast i32* %1 to i8*
%4 = tail call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i32 %2)
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%6 = load i32, i32* %1
%7 = call i32 @mult(i32 %2, i32 %6)
%8 = call i32 @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.2, i64 0, i64 0), i32 %7)
%9 = call i32 (...) @getchar()
%10 = call i32 (...) @getchar()
ret i32 0
}