View Compilation Error

0_0_30726053_4151.cpp: In member function 'void fistream::stack_buffer()':
0_0_30726053_4151.cpp:46:10: error: expected primary-expression at end of input
  if (ipt =
          ^
0_0_30726053_4151.cpp:46:10: error: expected ')' at end of input
0_0_30726053_4151.cpp:46:10: error: expected statement at end of input
0_0_30726053_4151.cpp:46:10: error: expected '}' at end of input