#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 *, ...);
void multiple(void) {
  int y = 18, *yPtr, **yPtrPtr;
  yPtr = &y;
  yPtrPtr = &yPtr;
  printf("%d = %d = %d.\n", y, *yPtr, **yPtrPtr);
  printf("%p = %p = %p.\n", &y, yPtr, *yPtrPtr);
  printf("%p = %p.\n", &yPtr, yPtrPtr);
}


x86 assembly (clang, -O0):
<multiple>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x12,-0x4(%rbp)
lea    -0x4(%rbp),%rax
mov    %rax,-0x10(%rbp)
lea    -0x10(%rbp),%rax
mov    %rax,-0x18(%rbp)
mov    -0x4(%rbp),%esi
mov    -0x10(%rbp),%rax
mov    (%rax),%edx
mov    -0x18(%rbp),%rax
mov    (%rax),%rax
mov    (%rax),%ecx
lea    0xeb8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%rdx
mov    -0x18(%rbp),%rax
mov    (%rax),%rcx
lea    0xeae(%rip),%rdi
lea    -0x4(%rbp),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%rdx
lea    0xe9d(%rip),%rdi
lea    -0x10(%rbp),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<multiple>:
push   %rbx
sub    $0x10,%rsp
movl   $0x12,0x4(%rsp)
lea    0x4(%rsp),%rbx
mov    %rbx,0x8(%rsp)
lea    0xed2(%rip),%rdi
mov    $0x12,%esi
mov    $0x12,%edx
mov    $0x12,%ecx
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xec4(%rip),%rdi
mov    %rbx,%rsi
mov    %rbx,%rdx
mov    %rbx,%rcx
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xeb2(%rip),%rdi
lea    0x8(%rsp),%rdx
mov    %rdx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [15 x i8] c"%d = %d = %d.\0A\00"
@.str.1 = [15 x i8] c"%p = %p = %p.\0A\00"
@.str.2 = [10 x i8] c"%p = %p.\0A\00"
define void @multiple() {
%1 = alloca i32
%2 = alloca i32*
%3 = alloca i32**
store i32 18, i32* %1
store i32* %1, i32** %2
store i32** %2, i32*** %3
%4 = load i32, i32* %1
%5 = load i32*, i32** %2
%6 = load i32, i32* %5
%7 = load i32**, i32*** %3
%8 = load i32*, i32** %7
%9 = load i32, i32* %8
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0), i32 %4, i32 %6, i32 %9)
%11 = load i32*, i32** %2
%12 = load i32**, i32*** %3
%13 = load i32*, i32** %12
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i32* %1, i32* %11, i32* %13)
%15 = load i32**, i32*** %3
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.2, i64 0, i64 0), i32** %2, i32** %15)
ret void
}

LLVM IR (-O2):
@.str = [15 x i8] c"%d = %d = %d.\0A\00"
@.str.1 = [15 x i8] c"%p = %p = %p.\0A\00"
@.str.2 = [10 x i8] c"%p = %p.\0A\00"
define void @multiple() {
%1 = alloca i32
%2 = alloca i32*
%3 = bitcast i32* %1 to i8*
store i32 18, i32* %1
%4 = bitcast i32** %2 to i8*
store i32* %1, i32** %2
%5 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0), i32 18, i32 18, i32 18)
%6 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0), i32* %1, i32* %1, i32* %1)
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([10 x i8], [10 x i8]* @.str.2, i64 0, i64 0), i32** %2, i32** %2)
ret void
}