mem_dynarray.cpp


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#include <iostream>

#include "antioptimise.h"
#include "dynarray.h"

// LOOP_ITERS_NO is defined on the command line.
static constexpr size_t kLoopItersNo = LOOP_ITERS_NO;

DECL_MAIN {
    size_t n = kLoopItersNo;
    static constexpr size_t N = 16ULL * 1024ULL * 1024ULL * 1024ULL;
    assert(n <= N);
    
    PhantomWrite(n);

    auto a = DynArray<int>(N);
    for (size_t i = 0; i < n; i++) {
        a.Append(static_cast<int>(i));
    }

    PhantomRead(a);

    std::cout << "Peak memory use: " << pal::GetPeakMemoryUse() << std::endl;
}