Re: [Monotone-devel] Boost/GCC version problems

[Nathaniel J. Smith]

On Tue, Jan 23, 2007 at 02:29:48PM +0100, Jon Bright wrote:
> Having seen a few of those segfault problems floating around recently: 
> might it be worth adding something like the following to configure?
> 
> BOOSTGCC=$(strings libboost_date_time-gcc-1_33_1.a |grep '^GCC.*GNU' 
> |head -n 1 |cut -d ' ' -f 3)
> CURRENTGCC=$(gcc --version |head -n 1 |cut -d ' ' -f 3)
> if [ "$BOOSTGCC" != "" -a "$CURRENTGCC" != "" -a "$BOOSTGCC" != 
> "$CURRENTGCC" ]; then
>       echo "The gcc used to compile Boost is not the same version as the gcc 
> which would currently be used.  This frequently leads to problems.  We 
> very strongly recommend recompiling Boost with your current GCC version."
>       exit
> fi
> 
> My quickly-hacked shell script might need some tweaking to be more 
> broadly applicable, but this seems like an approach that could avoid 
> developer time being taken up with these problems (and also avoid a lot 
> of poor user experiences)?

A (perhaps?) more reliable approach (though it won't work
cross-compiling): just compile a test boost program with $(CXX), make
sure it doesn't blow up...

-- Nathaniel