deanberris

Keybase proof

I hereby claim:

• I am deanberris on github.
• I am deanberris (https://keybase.io/deanberris) on keybase.
• I have a public key ASApb4DM6eaITms9gQZGD-RZ0o-LGkvW-u0dpPgYXYBvngo

To claim this, I am signing this object:

deanberris

Keybase proof

I hereby claim:

• I am deanberris on github.
• I am deanberris (https://keybase.io/deanberris) on keybase.
• I have a public key ASAW8eOglcfmUwWL0JJPWyoGe1FOKcizaN-ymZGltEcO8Ao

To claim this, I am signing this object:

deanberris

set -x

# Step 1: Build a clang using the system compiler that can build with XRay instrumentation.
mkdir llvm-build
cd llvm-build
cmake -GNinja \
  -DLLVM_ENABLE_PROJECTS="clang:compiler-rt" \
  -DCMAKE_BUILD_TYPE=Release ../llvm-project/llvm
ninja clang # Probably get a beverage and/or watch some videos
  

deanberris

        .section        __TEXT,__text,regular,pure_instructions
        .globl  _callee
        .p2align        4, 0x90
_callee:                                ## @callee
        .cfi_startproc
## BB#0:
        .p2align        1, 0x90
Lxray_sled_0:
        .ascii  "\353\t"
        nopw    512(%rax,%rax)

deanberris

  .p2align  4, 0x90
  .quad Lxray_synthetic_0
  .quad Lxray_fn_idx_synth_0

deanberris

#include <iostream>
#include <memory>
#include <vector>
#include <utility>

/* Same definition of Object, Book, and Door as before */

class object_concept_t {
public:
  virtual ~object_concept_t() = default;

deanberris

#include <iostream>

class Book {
  std::string author, title;
public:
  Book(std::string const &author, std::string const &title)
  : author{author}, title{title}
  {}
  Book(Book const &other) : author{other.author}, title{other.title} {}
  Book() : author{}, title{} {}

deanberris

#include <iostream>

class Object {
  std::string type_name;
protected:
  explicit Object(std::string const& type_name) : type_name{type_name} {}
public:
  Object() : type_name{"Object"} {}
  Object(Object const &other) : type_name{other.type_name} {}
  virtual void print() { std::cout << type_name; }

deanberris

namespace http = network::http;
namespace util = network::util;
http::client client;
auto fr = client.get(
  {"https://www.myservice.com/",
   util::gzip_encode(new file_byte_source{"/tmp/data"})}
  );  // we're gzip encoding the request body
auto r = fr.get();
std::string data = r.read(getpagesize()).get();
while (!data.empty()) {

deanberris

namespace http = network::http;
std::future<http::response> response_future =
    client.get("http://www.google.com/");  // returns immediately
http::response actual_response =
    response_future.get();  // will move instead of copy