#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 */
typedef int /*<<< orphan*/ str;

/* Variables and functions */
int /*<<< orphan*/ printf(char *, ...);
int main(int argc, char *argv[]) {
  char str[] = "My string.";
  char *p = &str[0];
  printf("The begining address of str is :%p\n", p);
  p = str;
  printf("The address of p is :%p\n", p);
  printf("The size of str is :%ld\n", sizeof(str));
  printf("The next begining address of str(p+1) is :%p\n", (p + 1));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    0xed3(%rip),%rax
mov    %rax,-0x1b(%rbp)
mov    0xed0(%rip),%ax
mov    %ax,-0x13(%rbp)
mov    0xec8(%rip),%al
mov    %al,-0x11(%rbp)
lea    -0x1b(%rbp),%rax
mov    %rax,-0x28(%rbp)
mov    -0x28(%rbp),%rsi
lea    0xeb3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    -0x1b(%rbp),%rax
mov    %rax,-0x28(%rbp)
mov    -0x28(%rbp),%rsi
lea    0xebd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec8(%rip),%rdi
mov    $0xb,%esi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x28(%rbp),%rsi
add    $0x1,%rsi
lea    0xec6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
movabs $0x6e6972747320794d,%rax
72 69 6e
mov    %rax,(%rsp)
movl   $0x2e676e,0x7(%rsp)
lea    0xed9(%rip),%rdi
mov    %rsp,%rbx
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xee9(%rip),%rdi
mov    %rbx,%rsi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xef1(%rip),%rdi
mov    $0xb,%esi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0x1(%rsp),%rsi
lea    0xef2(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@__const.main.str = [11 x i8] c"My string.\00"
@.str = [36 x i8] c"The begining address of str is :%p\0A\00"
@.str.1 = [25 x i8] c"The address of p is :%p\0A\00"
@.str.2 = [25 x i8] c"The size of str is :%ld\0A\00"
@.str.3 = [46 x i8] c"The next begining address of str(p+1) is :%p\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca [11 x i8]
%7 = alloca i8*
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = bitcast [11 x i8]* %6 to i8*
%9 = getelementptr inbounds [11 x i8], [11 x i8]* %6, i64 0, i64 0
store i8* %9, i8** %7
%10 = load i8*, i8** %7
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str, i64 0, i64 0), i8* %10)
%12 = getelementptr inbounds [11 x i8], [11 x i8]* %6, i64 0, i64 0
store i8* %12, i8** %7
%13 = load i8*, i8** %7
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.1, i64 0, i64 0), i8* %13)
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0), i64 11)
%16 = load i8*, i8** %7
%17 = getelementptr inbounds i8, i8* %16, i64 1
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0), i8* %17)
ret i32 0
}

LLVM IR (-O2):
@__const.main.str = [11 x i8] c"My string.\00"
@.str = [36 x i8] c"The begining address of str is :%p\0A\00"
@.str.1 = [25 x i8] c"The address of p is :%p\0A\00"
@.str.2 = [25 x i8] c"The size of str is :%ld\0A\00"
@.str.3 = [46 x i8] c"The next begining address of str(p+1) is :%p\0A\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca [11 x i8]
%4 = getelementptr inbounds [11 x i8], [11 x i8]* %3, i64 0, i64 0
%5 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str.1, i64 0, i64 0), i8* %4)
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0), i64 11)
%8 = getelementptr inbounds [11 x i8], [11 x i8]* %3, i64 0, i64 1
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0), i8* %8)
ret i32 0
}