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Backport #10139

closed

Backport r47190 (use RBASIC_SET_CLASS_RAW in setup_fake_str())

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

Added by nagachika (Tomoyuki Chikanaga) about 12 years ago. Updated about 12 years ago.

Status:
Closed
Assignee:
nagachika (Tomoyuki Chikanaga)
[ruby-core:64391]

Description

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).

Updated by nagachika (Tomoyuki Chikanaga) about 12 years ago Actions
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 #1 [ruby-core:64900]

  • 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.
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