uart1.err

支持三星原产的S3C24A0开发板

"src\uart1.c", line 45: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 52: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 80: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 151: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 186: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 199: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 209: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 245: Warning: C2892E: signed constant overflow: '<<'
"src\uart1.c", line 273: Warning: C2892E: signed constant overflow: '<<'
"src\uart1.c", line 278: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 312: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 316: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 327: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 414: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 452: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 482: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 543: Warning: C2916W: use of '=' in condition context
"src\uart1.c", line 613: Warning: C2916W: use of '=' in condition context
"src\uart1.c", line 625: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 686: Warning: C2916W: use of '=' in condition context
"src\uart1.c", line 741: Warning: C2916W: use of '=' in condition context
"src\uart1.c", line 753: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 789: Warning: C2892E: signed constant overflow: '<<'
"src\uart1.c", line 793: Warning: C2892E: signed constant overflow: '<<'
"src\uart1.c", line 804: Warning: C2870W: variable 'i' declared but not used
"src\uart1.c", line 874: Warning: C2917W: no side effect in void context: 'unary *<expr>'
"src\uart1.c", line 891: Warning: C2870W: variable 'ch' declared but not used
"src\uart1.c", line 899: Warning: C2917W: no side effect in void context: 'unary *<expr>'
src\uart1.c: 28 warnings, 0 errors, 0 serious errors