#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(scalar_t__);
int /*<<< orphan*/ strcat(char *, char *);
int /*<<< orphan*/ strcpy(char *, char *);
scalar_t__ strlen(char *);
char *getfullapp(char *app) {
  char *fullapp = (char *)malloc(strlen("/usr/share/applications/") +
                                 strlen(app) + strlen(".desktop") + 1);
  strcpy(fullapp, "/usr/share/applications/");
  strcat(fullapp, app);
  strcat(fullapp, ".desktop");
  return fullapp;
}


x86 assembly (clang, -O0):
<getfullapp>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
lea    0xead(%rip),%rdi
call   1040 <strlen@plt>
mov    %rax,-0x20(%rbp)
mov    -0x8(%rbp),%rdi
call   1040 <strlen@plt>
mov    %rax,%rcx
mov    -0x20(%rbp),%rax
add    %rcx,%rax
mov    %rax,-0x18(%rbp)
lea    0xe9f(%rip),%rdi
call   1040 <strlen@plt>
mov    -0x18(%rbp),%rdi
add    %rax,%rdi
add    $0x1,%rdi
call   1050 <malloc@plt>
mov    %rax,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xe62(%rip),%rsi
call   1030 <strcpy@plt>
mov    -0x10(%rbp),%rdi
mov    -0x8(%rbp),%rsi
call   1060 <strcat@plt>
mov    -0x10(%rbp),%rdi
lea    0xe5e(%rip),%rsi
call   1060 <strcat@plt>
mov    -0x10(%rbp),%rax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<getfullapp>:
push   %r14
push   %rbx
push   %rax
mov    %rdi,%r14
call   1040 <strlen@plt>
lea    0x21(%rax),%rdi
call   1050 <malloc@plt>
mov    %rax,%rbx
lea    0xea1(%rip),%rsi
mov    %rax,%rdi
call   1030 <strcpy@plt>
mov    %rbx,%rdi
mov    %r14,%rsi
call   1060 <strcat@plt>
lea    0xea0(%rip),%rsi
mov    %rbx,%rdi
call   1060 <strcat@plt>
mov    %rbx,%rax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [25 x i8] c"/usr/share/applications/\00"
@.str.1 = [9 x i8] c".desktop\00"
define i8* @getfullapp(i8* %0) {
%2 = alloca i8*
%3 = alloca i8*
store i8* %0, i8** %2
%4 = call i64 @strlen(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%5 = load i8*, i8** %2
%6 = call i64 @strlen(i8* %5)
%7 = add nsw i64 %4, %6
%8 = call i64 @strlen(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0))
%9 = add nsw i64 %7, %8
%10 = add nsw i64 %9, 1
%11 = call i64 @malloc(i64 %10)
%12 = inttoptr i64 %11 to i8*
store i8* %12, i8** %3
%13 = load i8*, i8** %3
%14 = call i32 @strcpy(i8* %13, i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%15 = load i8*, i8** %3
%16 = load i8*, i8** %2
%17 = call i32 @strcat(i8* %15, i8* %16)
%18 = load i8*, i8** %3
%19 = call i32 @strcat(i8* %18, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0))
%20 = load i8*, i8** %3
ret i8* %20
}

LLVM IR (-O2):
@.str = [25 x i8] c"/usr/share/applications/\00"
@.str.1 = [9 x i8] c".desktop\00"
define i8* @getfullapp(i8* %0) {
%2 = tail call i64 @strlen(i8* dereferenceable(1) %0)
%3 = add nsw i64 %2, 33
%4 = tail call i64 @malloc(i64 %3)
%5 = inttoptr i64 %4 to i8*
%6 = tail call i32 @strcpy(i8* %5, i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%7 = tail call i32 @strcat(i8* %5, i8* %0)
%8 = tail call i32 @strcat(i8* %5, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0))
ret i8* %5
}