Backport #10139: Backport r47190 (use RBASIC_SET_CLASS_RAW in setup_fake_str())

• Status: Closed
• Assignee: nagachika (Tomoyuki Chikanaga)

[nagachika (Tomoyuki Chikanaga)]

From commit message

fake strings should not set class by
RBASIC_SET_CLASS() because it insert write barriers to fake
(non-RVALUE) structure.
It can cause unexpected behaviour.
Ruby 2.1 also have a same problem (setup_fake_str() in parse.y).

[nagachika (Tomoyuki Chikanaga)]

• Status changed from Assigned to Closed
• % Done changed from 0 to 100

Applied in changeset r47480.

---

merge revision(s) r47190: [Backport #10139]

* string.c (setup_fake_str): fake strings should not set class by
  RBASIC_SET_CLASS() because it insert write barriers to fake
  (non-RVALUE) structure.
  It can cause unexpected behaviour.
  Ruby 2.1 also have a same problem (setup_fake_str() in parse.y).

* symbol.c (setup_fake_str): ditto.