autosar-pdf-examples/A18-5-1.cpp at main · cppchecksolutions/autosar-pdf-examples · GitHub

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// Rule: A18-5-1
// Source line: 29321
// Original file: A18-5-1.cpp

// $Id: A18-5-1.cpp 289436 2017-10-04 10:45:23Z michal.szczepankiewicz $
#include <cstdint>
#include <cstdlib>
void F1() noexcept(false)
{
    std::int32_t* p1 = static_cast<std::int32_t*>(malloc(sizeof(std::int32_t))); // Non-compliant

    *p1 = 0;


// Compliant
    std::int32_t* p2 = new std::int32_t(0);


// Compliant
    delete p2;

    free(p1); // Non-compliant

    std::int32_t* array1 = static_cast<std::int32_t*>(calloc(10, sizeof(std::int32_t))); // Non-compliant


    std::int32_t* array2 =
        static_cast<std::int32_t*>(realloc(array1, 10 * sizeof(std::int32_t))); // Non-compliant


// Compliant
    std::int32_t* array3 = new std::int32_t[10];


// Compliant
    delete[] array3;


    free(array2); // Non-compliant


    free(array1);// Non-compliant

}

void F2() noexcept(false)
{
    std::int32_t* p1 = static_cast<std::int32_t*>(malloc(sizeof(std::int32_t)));// Non-compliant

    delete p1;// Non-compliant - undefined behavior


    std::int32_t* p2 = new std::int32_t(0); // Compliant
    free(p2); // Non-compliant - undefined behavior
}
void operator delete(void* ptr) noexcept
{
    std::free(ptr); // Compliant by exception
}