#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*/ FILE;

/* Variables and functions */
int /*<<< orphan*/ fclose(int /*<<< orphan*/ *);
int /*<<< orphan*/ *fopen(char *, char *);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/ *, char *, int);
int /*<<< orphan*/ read_file();
int main(void) {
  FILE *fp;
  fp = fopen("./testfile", "w");
  fprintf(fp, "STEERED\t\t%d\n", 10);
  fprintf(fp, "ASSOCIATED\t%d\n", 20);
  fclose(fp);
  read_file();
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeaa(%rip),%rdi
lea    0xeae(%rip),%rsi
call   1060 <fopen@plt>
mov    %rax,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xe9c(%rip),%rsi
mov    $0xa,%edx
call   1040 <fprintf@plt>
mov    -0x10(%rbp),%rdi
lea    0xe94(%rip),%rsi
mov    $0x14,%edx
call   1040 <fprintf@plt>
mov    -0x10(%rbp),%rdi
call   1030 <fclose@plt>
mov    $0x0,%al
call   1050 <read_file@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xeb8(%rip),%rdi
lea    0xebc(%rip),%rsi
call   1060 <fopen@plt>
mov    %rax,%rbx
lea    0xeaf(%rip),%rsi
mov    %rax,%rdi
mov    $0xa,%edx
call   1040 <fprintf@plt>
lea    0xea8(%rip),%rsi
mov    %rbx,%rdi
mov    $0x14,%edx
call   1040 <fprintf@plt>
mov    %rbx,%rdi
call   1030 <fclose@plt>
xor    %eax,%eax
call   1050 <read_file@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [11 x i8] c"./testfile\00"
@.str.1 = [2 x i8] c"w\00"
@.str.2 = [13 x i8] c"STEERED\09\09%d\0A\00"
@.str.3 = [15 x i8] c"ASSOCIATED\09%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32*
store i32 0, i32* %1
%3 = call i32* @fopen(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
store i32* %3, i32** %2
%4 = load i32*, i32** %2
%5 = call i32 @fprintf(i32* %4, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.2, i64 0, i64 0), i32 10)
%6 = load i32*, i32** %2
%7 = call i32 @fprintf(i32* %6, i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.3, i64 0, i64 0), i32 20)
%8 = load i32*, i32** %2
%9 = call i32 @fclose(i32* %8)
%10 = call i32 (...) @read_file()
ret i32 0
}

LLVM IR (-O2):
@.str = [11 x i8] c"./testfile\00"
@.str.1 = [2 x i8] c"w\00"
@.str.2 = [13 x i8] c"STEERED\09\09%d\0A\00"
@.str.3 = [15 x i8] c"ASSOCIATED\09%d\0A\00"
define i32 @main() {
%1 = tail call i32* @fopen(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%2 = tail call i32 @fprintf(i32* %1, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.2, i64 0, i64 0), i32 10)
%3 = tail call i32 @fprintf(i32* %1, i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.3, i64 0, i64 0), i32 20)
%4 = tail call i32 @fclose(i32* %1)
%5 = tail call i32 (...) @read_file()
ret i32 0
}