CHANGES:

Features/Changes

• Compiler: es6 now generate consise body
• Compiler: codegen: optimize Offset_ref for negative offsets
• Compiler: codegen: change argument passing of back edges.
• Compiler: codegen: use Array destruction to assign args of back edges with es6.
• Compiler: codegen: specialize string equality
• Compiler: codegen: more specialization for %int_add, %int_sub
• Compiler: recognize and optimize String.concat
• Compiler: more inlining - duplicate small function.
• Compiler: Make it possible to link runtime JavaScript file together with OCaml libraries #1509
• Runtime: abort instead of exit when calling unimplemented js primitives in bytecode/native. It should help if one tries to understand the source of the call with gdb (see #677)
• Runtime: re-enable marshalling of floats, disabled in jsoo 2.0
• Runtime: new runtime api for channels

Bug fixes

• Compiler: fix variable renaming for property binding and assignment target
• Compiler: fix separate compilation of toplevels (broken since 5.7.0)
• Compiler: fix assertion while checking stack compatibility (#1600)