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Commit 59cd8237 authored by Hans Boehm's avatar Hans Boehm Committed by Gerrit Code Review
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Merge "Check sp<>::clear() for data races"

parents 572d3334 f4f76205

libutils/include/utils/StrongPointer.h

+4 −2
Original line number Diff line number Diff line
@@ -228,8 +228,10 @@ void sp<T>::force_set(T* other) { 


template<typename T>

void sp<T>::clear() {

    if (m_ptr) {

        m_ptr->decStrong(this);

    T* oldPtr(*const_cast<T* volatile*>(&m_ptr));

    if (oldPtr) {

        oldPtr->decStrong(this);

        if (oldPtr != *const_cast<T* volatile*>(&m_ptr)) sp_report_race();

        m_ptr = nullptr;

    }

}