#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 /*<<< orphan*/ printf(char *);
void install() {
  FILE *file = fopen("~/.bashrc", "a");
  if (file != 0) {
    fprintf(file, "\nsh ~/.ccmd;\nclear;");
    fclose(file);
  } else {
    printf("Error: .bashrc file couldn't be opened for writing, use sudo");
  }
}


x86 assembly (clang, -O0):
<install>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xeb1(%rip),%rdi
lea    0xeb4(%rip),%rsi
call   1060 <fopen@plt>
mov    %rax,-0x8(%rbp)
cmpq   $0x0,-0x8(%rbp)
je     1188 <install+0x48>
mov    -0x8(%rbp),%rdi
lea    0xe97(%rip),%rsi
call   1050 <fprintf@plt>
mov    -0x8(%rbp),%rdi
call   1030 <fclose@plt>
jmp    1194 <install+0x54>
lea    0xe91(%rip),%rdi
call   1040 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<install>:
push   %rbx
lea    0xeb8(%rip),%rdi
lea    0xebb(%rip),%rsi
call   1050 <fopen@plt>
test   %rax,%rax
je     117e <install+0x3e>
mov    %rax,%rbx
lea    0xea9(%rip),%rdi
mov    $0x13,%esi
mov    $0x1,%edx
mov    %rax,%rcx
call   1060 <fwrite@plt>
mov    %rbx,%rdi
pop    %rbx
jmp    1030 <fclose@plt>
lea    0xe9b(%rip),%rdi
pop    %rbx
jmp    1040 <printf@plt>

LLVM IR (-O0):
@.str = [10 x i8] c"~/.bashrc\00"
@.str.1 = [2 x i8] c"a\00"
@.str.2 = [20 x i8] c"\0Ash ~/.ccmd;\0Aclear;\00"
@.str.3 = [61 x i8] c"Error: .bashrc file couldn't be opened for writing, use sudo\00"
define void @install() {
%1 = alloca i32*
%2 = call i32* @fopen(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
store i32* %2, i32** %1
%3 = load i32*, i32** %1
%4 = icmp ne i32* %3, null
br i1 %4, label %5, label %10
5: ; preds = %0
%6 = load i32*, i32** %1
%7 = call i32 @fprintf(i32* %6, i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0))
%8 = load i32*, i32** %1
%9 = call i32 @fclose(i32* %8)
br label %12
10: ; preds = %0
%11 = call i32 @printf(i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str.3, i64 0, i64 0))
br label %12
12: ; preds = %10, %5
ret void
}

LLVM IR (-O2):
@.str = [10 x i8] c"~/.bashrc\00"
@.str.1 = [2 x i8] c"a\00"
@.str.2 = [20 x i8] c"\0Ash ~/.ccmd;\0Aclear;\00"
@.str.3 = [61 x i8] c"Error: .bashrc file couldn't be opened for writing, use sudo\00"
define void @install() {
%1 = tail call i32* @fopen(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%2 = icmp eq i32* %1, null
br i1 %2, label %6, label %3
3: ; preds = %0
%4 = tail call i64 @fwrite(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0), i64 19, i64 1, i32* %1)
%5 = tail call i32 @fclose(i32* %1)
br label %8
6: ; preds = %0
%7 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([61 x i8], [61 x i8]* @.str.3, i64 0, i64 0))
br label %8
8: ; preds = %6, %3
ret void
}