timer.err

The firmware test code for s3c2440

"timer.c", line 293: Warning: C2870W: variable 'toggle' declared but not used
"timer.c", line 398: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 406: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 414: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 422: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 430: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 560: Warning: C2892E: signed constant overflow: '<<'
"timer.c", line 592: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 598: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 604: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 610: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 626: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"timer.c", line 733: Warning: C2917W: no side effect in void context: 'unary *<expr>'
timer.c: 13 warnings, 0 errors, 0 serious errors