ghostscope 0.1.1

Command-line entrypoint that drives GhostScope compiler, loader, and UI end-to-end.
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#include <iostream>
#include <string>
#include <thread>
#include <chrono>

int g_counter = 0;
const char* g_msg = "hello cpp";
static int s_internal = 123;

namespace ns1 {
struct Point { int x; int y; };

class Foo {
public:
    static int s_val;
    __attribute__((noinline)) int bar(int v) { return v + 1; }
    __attribute__((noinline)) int bar(double d) { return (int)d + 2; }
};

int Foo::s_val = 7;

__attribute__((noinline)) int add(int a, int b) { return a + b; }
__attribute__((noinline)) int add(double a, double b) { return (int)(a + b); }

// Variables purposely ending with ::h and ::h264 to validate demangled leaf handling
int h = 5;
int h264 = 7;
}

static void touch_globals() {
    g_counter += 1;
    s_internal += 2;
    if (g_msg[0] == '\0') std::cout << "";
}

int main() {
    ns1::Foo f;
    int acc = 0;
    for (int i = 0; i < 50000; ++i) {
        acc += f.bar(i);
        acc += ns1::add(i, i+1);
        acc += ns1::add(1.5, 2.5);
        touch_globals();
        std::this_thread::sleep_for(std::chrono::milliseconds(1000));
    }
    std::cout << "acc=" << acc << std::endl;
    return 0;
}