#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 *);
welcome() {
  printf("\n");
  printf("*********************************\n");
  printf("*");
  printf("\t");
  printf("Welcom to my maze!");
  printf("\t*\n");
  printf("*********************************\n");
  printf("\n");
}


x86 assembly (clang, -O0):
<welcome>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xf1d(%rip),%rdi
call   1030 <printf@plt>
lea    0xed5(%rip),%rdi
call   1030 <printf@plt>
lea    0xeec(%rip),%rdi
call   1030 <printf@plt>
lea    0xee2(%rip),%rdi
call   1030 <printf@plt>
lea    0xed8(%rip),%rdi
call   1030 <printf@plt>
lea    0xedf(%rip),%rdi
call   1030 <printf@plt>
lea    0xe99(%rip),%rdi
call   1030 <printf@plt>
lea    0xec9(%rip),%rdi
call   1030 <printf@plt>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<welcome>:
push   %rbx
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xed4(%rip),%rbx
mov    %rbx,%rdi
call   1040 <puts@plt>
mov    $0x2a,%edi
call   1030 <putchar@plt>
mov    $0x9,%edi
call   1030 <putchar@plt>
lea    0xe9b(%rip),%rdi
call   1050 <printf@plt>
lea    0xea2(%rip),%rdi
call   1040 <puts@plt>
mov    %rbx,%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
pop    %rbx
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [2 x i8] c"\0A\00"
@.str.1 = [35 x i8] c"*********************************\0A\00"
@.str.2 = [2 x i8] c"*\00"
@.str.3 = [2 x i8] c"\09\00"
@.str.4 = [19 x i8] c"Welcom to my maze!\00"
@.str.5 = [4 x i8] c"\09*\0A\00"
define i32 @welcome() {
%1 = alloca i32
%2 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.1, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.4, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.5, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.1, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
%10 = load i32, i32* %1
ret i32 %10
}

LLVM IR (-O2):
@.str.4 = [19 x i8] c"Welcom to my maze!\00"
@str.6 = [3 x i8] c"\09*\00"
@str.7 = [34 x i8] c"*********************************\00"
define i32 @welcome() {
%1 = tail call i32 @putchar(i32 10)
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([34 x i8], [34 x i8]* @str.7, i64 0, i64 0))
%3 = tail call i32 @putchar(i32 42)
%4 = tail call i32 @putchar(i32 9)
%5 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @.str.4, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @str.6, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([34 x i8], [34 x i8]* @str.7, i64 0, i64 0))
%8 = tail call i32 @putchar(i32 10)
ret i32 undef
}