#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 */
scalar_t__ malloc(int);
int /*<<< orphan*/ strcat(char *, char *);
int /*<<< orphan*/ strcpy(char *, char *);
int strlen(char *);
char *Files_GetAbsPath(char *filename) {
  int filename_size;
  char *full_filename;
  filename_size = strlen("./documents/") + strlen(filename) + 1;
  full_filename = (char *)malloc(filename_size * sizeof(char));
  strcpy(full_filename, "./documents/");
  strcat(full_filename, filename);
  return full_filename;
}


x86 assembly (clang, -O0):
<Files_GetAbsPath>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
lea    0xead(%rip),%rdi
call   1040 <strlen@plt>
mov    %eax,-0x1c(%rbp)
mov    -0x8(%rbp),%rdi
call   1040 <strlen@plt>
mov    %eax,%ecx
mov    -0x1c(%rbp),%eax
add    %ecx,%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
movslq -0xc(%rbp),%rax
shl    $0x0,%rax
mov    %eax,%edi
call   1050 <malloc@plt>
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rdi
lea    0xe71(%rip),%rsi
call   1030 <strcpy@plt>
mov    -0x18(%rbp),%rdi
mov    -0x8(%rbp),%rsi
call   1060 <strcat@plt>
mov    -0x18(%rbp),%rax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<Files_GetAbsPath>:
push   %r15
push   %r14
push   %rbx
mov    %rdi,%r15
lea    0xeb1(%rip),%r14
mov    %r14,%rdi
call   1040 <strlen@plt>
mov    %eax,%ebx
mov    %r15,%rdi
call   1040 <strlen@plt>
lea    (%rbx,%rax,1),%edi
add    $0x1,%edi
call   1050 <malloc@plt>
mov    %rax,%rbx
mov    %rax,%rdi
mov    %r14,%rsi
call   1030 <strcpy@plt>
mov    %rbx,%rdi
mov    %r15,%rsi
call   1060 <strcat@plt>
mov    %rbx,%rax
pop    %rbx
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@.str = [13 x i8] c"./documents/\00"
define i8* @Files_GetAbsPath(i8* %0) {
%2 = alloca i8*
%3 = alloca i32
%4 = alloca i8*
store i8* %0, i8** %2
%5 = call i32 @strlen(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0))
%6 = load i8*, i8** %2
%7 = call i32 @strlen(i8* %6)
%8 = add nsw i32 %5, %7
%9 = add nsw i32 %8, 1
store i32 %9, i32* %3
%10 = load i32, i32* %3
%11 = sext i32 %10 to i64
%12 = mul i64 %11, 1
%13 = trunc i64 %12 to i32
%14 = call i64 @malloc(i32 %13)
%15 = inttoptr i64 %14 to i8*
store i8* %15, i8** %4
%16 = load i8*, i8** %4
%17 = call i32 @strcpy(i8* %16, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0))
%18 = load i8*, i8** %4
%19 = load i8*, i8** %2
%20 = call i32 @strcat(i8* %18, i8* %19)
%21 = load i8*, i8** %4
ret i8* %21
}

LLVM IR (-O2):
@.str = [13 x i8] c"./documents/\00"
define i8* @Files_GetAbsPath(i8* %0) {
%2 = tail call i32 @strlen(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0))
%3 = tail call i32 @strlen(i8* %0)
%4 = add i32 %2, 1
%5 = add i32 %4, %3
%6 = tail call i64 @malloc(i32 %5)
%7 = inttoptr i64 %6 to i8*
%8 = tail call i32 @strcpy(i8* %7, i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0))
%9 = tail call i32 @strcat(i8* %7, i8* %0)
ret i8* %7
}