[cmake-developers] Enabling more compiler warnings

Brad King brad.king at kitware.com
Wed Nov 7 10:14:45 EST 2012


On 11/07/2012 10:06 AM, Stephen Kelly wrote:
> Brad King wrote:
> 
>> On 11/07/2012 09:40 AM, Stephen Kelly wrote:
>>> Does the cmake regex system have a way to match word boundaries? I need
>>> to be able to match '-W\b' such that '-Wall' is not matched.
>>
>> No, but you can do
>>
>>  if(NOT " ${CMAKE_C_FLAGS} " MATCHES " -W ")
>>
>> Note the space on the left side.  That allows the right side
>> to match even at the beginning or end.
> 
> Yes, but that won't work for the flags at the beginning and end. 

Perhaps you should re-read my whole message more carefully ;)

-Brad



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