関連ワード:  a void function does not return a value    a void function may not return a value    non void function does not return a value in all control paths    non void function does not return a value    non void function does not return a value - wreturn type    non void function does not return a value - werror wreturn type    non void function does not return a value c++    on void function does not return a value in all control paths    non void function does not return a value meaning    non-void function does not return a value clang(-wreturn-type)  
結果 : a void function does not return a value