Functions changes summary: 1 Removed, 3 Changed, 0 Added functions Variables changes summary: 0 Removed, 0 Changed, 0 Added variable 1 Removed function: [D] 'method virtual void S::fn0()' note that this removes an entry from the vtable of struct S 3 functions with some indirect sub-type change: [C] 'method virtual void S::fn1()' has some indirect sub-type changes: the vtable offset of method virtual void S::fn1() changed from 3 to 2 note that this is an ABI incompatible change to the vtable of struct S implicit parameter 0 of type 'S*' has sub-type changes: in pointed to type 'struct S': type size hasn't changed 1 member function deletion: 'method virtual void S::fn0()', virtual at voffset 2/3 4 member function changes: 'method virtual S::~S(int)' has some sub-type changes: implicit parameter 0 of type 'S*' has sub-type changes: pointed to type 'struct S' changed, as being reported 'method virtual S::~S(int)' has some sub-type changes: implicit parameter 0 of type 'S*' has sub-type changes: pointed to type 'struct S' changed, as being reported 'method virtual S::~S(int)' has some sub-type changes: implicit parameter 0 of type 'S*' has sub-type changes: pointed to type 'struct S' changed, as being reported 'method virtual void S::fn1()' has some sub-type changes: the vtable offset of method virtual void S::fn1() changed from 3 to 2 note that this is an ABI incompatible change to the vtable of struct S implicit parameter 0 of type 'S*' has sub-type changes: pointed to type 'struct S' changed, as being reported [C] 'method virtual S::~S(int)' has some indirect sub-type changes: implicit parameter 0 of type 'S*' has sub-type changes: pointed to type 'struct S' changed, as reported earlier [C] 'method virtual S::~S(int)' has some indirect sub-type changes: implicit parameter 0 of type 'S*' has sub-type changes: pointed to type 'struct S' changed, as reported earlier