Fixed exception spec
Fixed yield with scope
Unified Yield and YieldWithScope
Added Object#instance_eval
Type inference for exception variable, and some syntax and semantic errors related to that
Don't generate block for primitive constants
Exception handling personality function continues unwinding when no handler is found
Fixed Rescue#clone_from
Always bind exception var to hierarchy type. And also check types are subclasses of Exception even if no name is given.
Signal error when comparison usigned integer with zero or negative literal. Fixed some std code based on that.
Small fix to error message for undefined method
Use LLVM 3.3
Lookup in parent, not in parent hierarchy
Fixed llvm warning
Pointer(T).new
Started GC
Fixed malloc size for $gc_table
Fixed random error when reallocating memory
Disable coverage testing outside CI
Some type inference and codegen fixes for global vars