import cpp

from ExprCall c, PointerDereferenceExpr deref, VariableAccess va, Access fnacc
where
  c.getLocation().getFile().getBaseName() = "cjpeg.c" and
  c.getLocation().getStartLine() = 640 and
  deref = c.getExpr() and
  va = deref.getOperand() and
  fnacc = va.getTarget().getAnAssignedValue()
select c, fnacc.getTarget()
