Pass sort comparison function arguments by const-reference (#472)
Pass sort comparison function arguments by const-reference (#472)

Fixes build failure with libstdc++ 4.8
WebAssembly/binaryen,ddcc/binaryen,ddcc/binaryen,WebAssembly/binaryen,yurydelendik/binaryen,WebAssembly/binaryen,yurydelendik/binaryen,ddcc/binaryen,yurydelendik/binaryen,yurydelendik/binaryen,WebAssembly/binaryen,WebAssembly/binaryen,yurydelendik/binaryen,ddcc/binaryen,ddcc/binaryen