sentence: third generation languages tend to be either entirely ( or almost entirely ) independent of the underlying hardware , such as general-purpose languages like pascal , java , fortran , etc. , although some have been targeted at specific processor or processor family architectures , such as , e.g. pl/m which was targeted at intel processors , or even c , some of whose auto-increment and auto-decrement idioms such as \* ( c + + ) derive from the pdp-11 's hardware which supports the auto-increment and auto-decrement indirect addressing modes , and on which c was first developed .