ratio2_fail
C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\INCLUDE\ratio(128) : warning C4307: '*' : integral constant overflow
ratio4_fail
..\libs\ratio\test\ratio_ratio\ratio4_fail.cpp(19) : warning C4100: 's' : unreferenced formal parameter
ratio_add_pass
..\libs\ratio\test\ratio_arithmetic\ratio_add_pass.cpp(81) : warning C4100: 's' : unreferenced formal parameter