[cfe-dev] clang++: '-Wswitch-enum' turned on by default

[Chris Lattner]

On Sep 16, 2010, at 9:27 AM, Douglas Gregor wrote:
>> 
>> t.c:4:11: warning: enumeration value 'a' not handled in switch [-Wswitch-enum]
>>   switch (a) {
>>           ^
>> t.c:4:11: warning: enumeration value 'd' not handled in switch [-Wswitch-enum]
>> t.c:4:11: warning: enumeration value 'e' not handled in switch [-Wswitch-enum]
>> t.c:4:11: warning: enumeration value 'f' not handled in switch [-Wswitch-enum]
>> t.c:4:11: warning: enumeration value 'g' not handled in switch [-Wswitch-enum]
>> 5 warnings generated.
>> 
>> In this case, I think it would be better to emit one warning say:
>> 
>> t.c:4:11: warning: 5 enumeration values not handled in switch: 'a', 'd', 'e' ... [-Wswitch-enum]
>> 
>> or something like that.  What do you think?
> 
> I think that's an excellent idea.

Done in r114093.

-Chris

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