#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*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stdout;
int main(void) {
  fprintf(stdout, "#define GENERATED_HEADER\n");
  fprintf(stdout, "char *function()\n");
  fprintf(stdout, "{\n");
  fprintf(stdout, "\treturn \"Hello world\";\n");
  fprintf(stdout, "}\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
mov    0x2eba(%rip),%rax
mov    (%rax),%edi
lea    0xed1(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2ea5(%rip),%rax
mov    (%rax),%edi
lea    0xed6(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e90(%rip),%rax
mov    (%rax),%edi
lea    0xed3(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e7b(%rip),%rax
mov    (%rax),%edi
lea    0xec1(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e66(%rip),%rax
mov    (%rax),%edi
lea    0xec4(%rip),%rsi
call   1030 <fprintf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
mov    0x2ec8(%rip),%rbx
mov    (%rbx),%edi
lea    0xedf(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeeb(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeef(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xee4(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeee(%rip),%rsi
call   1030 <fprintf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@stdout = global i32 0
@.str = [26 x i8] c"#define GENERATED_HEADER\0A\00"
@.str.1 = [18 x i8] c"char *function()\0A\00"
@.str.2 = [3 x i8] c"{\0A\00"
@.str.3 = [24 x i8] c"\09return \22Hello world\22;\0A\00"
@.str.4 = [3 x i8] c"}\0A\00"
define i32 @main() {
%1 = alloca i32
store i32 0, i32* %1
%2 = load i32, i32* @stdout
%3 = call i32 @fprintf(i32 %2, i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%4 = load i32, i32* @stdout
%5 = call i32 @fprintf(i32 %4, i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.1, i64 0, i64 0))
%6 = load i32, i32* @stdout
%7 = call i32 @fprintf(i32 %6, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0))
%8 = load i32, i32* @stdout
%9 = call i32 @fprintf(i32 %8, i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.3, i64 0, i64 0))
%10 = load i32, i32* @stdout
%11 = call i32 @fprintf(i32 %10, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@stdout = global i32 0
@.str = [26 x i8] c"#define GENERATED_HEADER\0A\00"
@.str.1 = [18 x i8] c"char *function()\0A\00"
@.str.2 = [3 x i8] c"{\0A\00"
@.str.3 = [24 x i8] c"\09return \22Hello world\22;\0A\00"
@.str.4 = [3 x i8] c"}\0A\00"
define i32 @main() {
%1 = load i32, i32* @stdout
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stdout
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stdout
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stdout
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stdout
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0))
ret i32 0
}