wizer 10.0.0

The WebAssembly Pre-Initializer
Documentation 
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#include <stdio.h>
#include <wizer.h>

class Test {
  public:
    Test() : value(1) {
        printf(
            "global constructor (should be the first printed line)\n");
    }
    ~Test() {
        printf("global destructor (should be the last printed line)\n");
    }
    int value;
};

bool initialized = false;
int orig_value = 0;
Test t;

static void init_func() {
    // This should run after the ctor for `t`, and before `main`.
    orig_value = t.value;
    t.value = 2;
    initialized = true;
}

WIZER_INIT(init_func);

int main(int argc, char** argv) {
    if (!initialized) init_func();
    printf("argc (should not be baked into snapshot): %d\n", argc);
    printf("orig_value (should be 1): %d\n", orig_value);
    printf("t.value (should be 2): %d\n", t.value);
}