From: "nobu (Nobuyoshi Nakada) via ruby-core" <ruby-core@...>
Date: 2025-04-24T04:40:40+00:00
Subject: [ruby-core:121722] [Ruby Bug#21283] Some tests of TestMkmfConvertible is failing with VS2022 17.14.0 preview 4.0

Issue #21283 has been updated by nobu (Nobuyoshi Nakada).


Probably due to warnings in CP932 encoding.

The warning issue is already reported at: https://developercommunity.visualstudio.com/t/warning-C5287:-operands-are-different-e/10877942

----------------------------------------
Bug #21283: Some tests of TestMkmfConvertible is failing with VS2022 17.14.0 preview 4.0
https://bugs.ruby-lang.org/issues/21283#change-112775

* Author: hsbt (Hiroshi SHIBATA)
* Status: Open
* Backport: 3.2: UNKNOWN, 3.3: UNKNOWN, 3.4: UNKNOWN
----------------------------------------
The following tests are broken with VS2022 17.14.0 preview 4.0.

```
  1) Error:
TestMkmfConvertible#test_typeof_typedef:
Test::Unit::ProxyError: invalid byte sequence in UTF-8
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:21:in 'block (2 levels) in TestMkmfConvertible#test_typeof_typedef'
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:16:in 'Array#each'
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:16:in 'block in TestMkmfConvertible#test_typeof_typedef'
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:15:in 'Array#each'
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:15:in 'TestMkmfConvertible#test_typeof_typedef'

  2) Error:
TestMkmfConvertible#test_typeof_builtin:
Test::Unit::ProxyError: invalid byte sequence in UTF-8
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:8:in 'block (2 levels) in TestMkmfConvertible#test_typeof_builtin'
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:7:in 'Array#each'
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:7:in 'block in TestMkmfConvertible#test_typeof_builtin'
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:6:in 'Array#each'
    V:/github.com/ruby/ruby/test/mkmf/test_convertible.rb:6:in 'TestMkmfConvertible#test_typeof_builtin'
```

They are working fine with VS2019.




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