#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);
void fig03_13() {
  int c;
  c = 5;
  printf("%d\n", c);
  printf("%d\n", c++);
  printf("%d\n\n", c);
  c = 5;
  printf("%d\n", c);
  printf("%d\n", ++c);
  printf("%d\n", c);
}


x86 assembly (clang, -O0):
<fig03_13>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x5,-0x4(%rbp)
mov    -0x4(%rbp),%esi
lea    0xed7(%rip),%rdi
call   1030 <printf@plt>
mov    -0x4(%rbp),%esi
mov    %esi,%eax
add    $0x1,%eax
mov    %eax,-0x4(%rbp)
lea    0xec0(%rip),%rdi
call   1030 <printf@plt>
mov    -0x4(%rbp),%esi
lea    0xeb5(%rip),%rdi
call   1030 <printf@plt>
movl   $0x5,-0x4(%rbp)
mov    -0x4(%rbp),%esi
lea    0xe9b(%rip),%rdi
call   1030 <printf@plt>
mov    -0x4(%rbp),%esi
add    $0x1,%esi
mov    %esi,-0x4(%rbp)
lea    0xe86(%rip),%rdi
call   1030 <printf@plt>
mov    -0x4(%rbp),%esi
lea    0xe77(%rip),%rdi
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<fig03_13>:
push   %rbx
lea    0xee8(%rip),%rbx
mov    %rbx,%rdi
mov    $0x5,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
call   1030 <printf@plt>
lea    0xecb(%rip),%rdi
mov    $0x6,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6,%esi
call   1030 <printf@plt>
mov    %rbx,%rdi
mov    $0x6,%esi
pop    %rbx
jmp    1030 <printf@plt>

LLVM IR (-O0):
@.str = [4 x i8] c"%d\0A\00"
@.str.1 = [5 x i8] c"%d\0A\0A\00"
define void @fig03_13() {
%1 = alloca i32
store i32 5, i32* %1
%2 = load i32, i32* %1
%3 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %2)
%4 = load i32, i32* %1
%5 = add nsw i32 %4, 1
store i32 %5, i32* %1
%6 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %4)
%7 = load i32, i32* %1
%8 = call i32 @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 %7)
store i32 5, i32* %1
%9 = load i32, i32* %1
%10 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %9)
%11 = load i32, i32* %1
%12 = add nsw i32 %11, 1
store i32 %12, i32* %1
%13 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %12)
%14 = load i32, i32* %1
%15 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %14)
ret void
}

LLVM IR (-O2):
@.str = [4 x i8] c"%d\0A\00"
@.str.1 = [5 x i8] c"%d\0A\0A\00"
define void @fig03_13() {
%1 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 5)
%2 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 5)
%3 = tail call i32 @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 6)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 5)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 6)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 6)
ret void
}