Re: [boost] VC7/Threads Warnings

From: David Abrahams (dave_at_[hidden])
Date: 2003-03-25 17:38:22

"William E. Kempf" <wekempf_at_[hidden]> writes:

> David Abrahams said:
>> "William E. Kempf" <wekempf_at_[hidden]> writes:
>>
>>> Hmm... this surprised me.  Mr. Maclean indicated the warnings were
>>> level 1 _and_ 2.  Builds with bjam do report errors, so the warning
>>> level can't be 0.  MSDN indicates "Level 2 is the default warning
>>> level at the command line."  So I assumed that it must be an RTL issue
>>> causing the warnings for him.  However, experimenting with 'bjam
>>> -sTOOLS=vc7
>>> -sBUILD="<vc7><*><cxxflags>-W2' does indeed produce the warnings in
>>> question.  So it appears that MSDN is wrong, and that level 1 is
>>> selected if none is supplied?  I plan to bump the level up in my own
>>> set of bjam tool sets.
>>
>> Suggestion: turn them on with #pragmas in the library's test files.
>
> This won't turn them on when compiling the library itself, though. 
> Turning them on only for the test files won't catch many of the warnings.

So I suggest you use #pragmas in the library implementation files
also.  My point is that you shouldn't need a custom toolset to see
the warnings, and if it's your aim to avoid triggering them they
should show up in the Boost regression tests when you do.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com