1.cpp

#include <vector>
#include <tbb/enumerable_thread_specific.h>

class A;

class B {
public:
    //std::vector<std::vector<A> > b; // <- can be compiled both g++ and cl
    tbb::enumerable_thread_specific<std::vector<A> > b; // <- fails on cl
    ~B();
    B();
};

class C {
public:
    B b;
};

int main() {
    C c;
};

// g++ -c 1.cpp => ok
/*
C:\temp>cl /EHsc -c 1.cpp -Ic:/Inst/mkl
Microsoft (R) C/C++ Optimizing Compiler Version 19.00.24215.1 for x64
Copyright (C) Microsoft Corporation.  All rights reserved.

1.cpp
C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\INCLUDE\vector(1642): error C2036: 'A *': unknown size
C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\INCLUDE\vector(1636): note: while compiling class template member function 'void std::vector<A,std::allocator<_Ty>>::_Tidy(void)'
        with
        [
            _Ty=A
        ]
C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\INCLUDE\vector(976): note: see reference to function template instantiation 'void std::vector<A,std::allocator<_Ty>>::_Tidy(void)' being compiled
        with
        [
            _Ty=A
        ]
c:/Inst/mkl\tbb/enumerable_thread_specific.h(797): note: see reference to class template instantiation 'std::vector<A,std::allocator<_Ty>>' being compiled
        with
        [
            _Ty=A
        ]
c:/Inst/mkl\tbb/enumerable_thread_specific.h(796): note: while compiling class template member function 'void *tbb::interface6::enumerable_thread_specific<std::vector<A,std::allocator<_Ty>>,tbb::cache_aligned_allocator<T>,tbb::ets_no_key>::create_local(void)'
        with
        [
            _Ty=A,
            T=std::vector<A,std::allocator<A>>
        ]
1.cpp(9): note: see reference to class template instantiation 'tbb::interface6::enumerable_thread_specific<std::vector<A,std::allocator<_Ty>>,tbb::cache_aligned_allocator<T>,tbb::ets_no_key>' being compiled
        with
        [
            _Ty=A,
            T=std::vector<A,std::allocator<A>>
        ]
*/