explicit list of supported compilers for cc fence
explicit list of supported compilers for cc fence

document *OPTIMIZATION_FENCE, *PLACEMENT_NEW_FENCE

gbleaney/Allocator-Benchmarks,dbremner/bde,saxena84/bde,bowlofstew/bde,bowlofstew/bde,osubboo/bde,RMGiroux/bde-allocator-benchmarks,apaprocki/bde,dharesign/bde,bloomberg/bde,bloomberg/bde,che2/bde,dharesign/bde,idispatch/bde,apaprocki/bde,dharesign/bde,idispatch/bde,frutiger/bde,bloomberg/bde,minhlongdo/bde,gbleaney/Allocator-Benchmarks,saxena84/bde,frutiger/bde,apaprocki/bde,bloomberg/bde,che2/bde,RMGiroux/bde-allocator-benchmarks,bloomberg/bde,jmptrader/bde,jmptrader/bde,apaprocki/bde,mversche/bde,che2/bde,dbremner/bde,idispatch/bde,saxena84/bde,mversche/bde,bowlofstew/bde,idispatch/bde,dbremner/bde,gbleaney/Allocator-Benchmarks,RMGiroux/bde-allocator-benchmarks,mversche/bde,dbremner/bde,jmptrader/bde,osubboo/bde,frutiger/bde,bloomberg/bde-allocator-benchmarks,frutiger/bde,bloomberg/bde-allocator-benchmarks,che2/bde,bloomberg/bde-allocator-benchmarks,RMGiroux/bde-allocator-benchmarks,minhlongdo/bde,bloomberg/bde-allocator-benchmarks,saxena84/bde,mversche/bde,dharesign/bde,minhlongdo/bde,apaprocki/bde,bloomberg/bde-allocator-benchmarks,minhlongdo/bde,osubboo/bde,RMGiroux/bde-allocator-benchmarks,bowlofstew/bde,osubboo/bde,jmptrader/bde,gbleaney/Allocator-Benchmarks