Ruby » Ruby master

Inline RB_VM_SAVE_MACHINE_CONTEXT into BLOCKING_REGION

There's an exhaustive explanation of this in the linked redmine bug, but
the short version is as follows:

blocking_region_begin can spill callee-saved registers to the stack for
its own use. That means they're not saved to ec->machine by the call to...

Update to ruby/spec@6b04c1d

[DOC] Fix $< comment

Replace cast tags for tSTRING_DVAR with typed midrule actions

Replace cast tags with typed midrule actions

• Add types to tLAMBDA and tSTRING_DBEG to store corresponding
  information when returning these tokens.
• Add enum lex_state_e state to %union for tSTRING_DBEG.

Fix links

No need to specify tags anymore

In the past, these codes were used by both parser and ripper.
On ripper, the type of LHS is <val> then type cast was needed.
However currently these are only used by parser then no need to
cast.

[PRISM] Enable TestRequire

[PRISM] Enable passing IRB test

[PRISM] Emit END event for modules