Subject: Re: [boost] [warnings] Are warnings acceptable artifactsfrom builds?
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2009-09-08 21:57:18
Thomas Klimpel wrote:
> Michael Fawcett wrote:
>> You can
>> either ignore the warning or put it in a template specialization which
>> would get rid of the warning. Is it defined in the standard that the
>> conditional will *always* get optimized away? If it isn't, that seems
>> like a reasonable warning.
> MSVC explicitly says whether a warning is just a performance warning, and C4127 is not a performance warning. It is a warning to inform the programmer about a possible mistake (IIRC, if(true) or if(false) don't trigger this warning).
But while(true) does trigger it. (which is really annoying.)
>> I don't think that works with templates. Typically to silence errors
>> in template code, the user must put those pragmas around the point of
> I hope you're joking.
For msvc, warnings need to be suppressed around the point of definition.
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