Fix test_rubyoptions for MinGW (#5363)

* Fix test_rubyoptions for MinGW

follows up a74a2f456ad549025861be80f50cc3f0dd6646dd

* Require jit_support

* Fix MinGW platform

* Handle MinGW UCRT

and fix the prefix

* Make it more robust

1 files changed, 5 insertions, 0 deletions

diff --git a/test/lib/jit_support.rb b/test/lib/jit_support.rb
index 6ad68f75be..c7618e03a0 100644
--- a/test/lib/jit_support.rb
+++ b/test/lib/jit_support.rb
@@ -62,6 +62,11 @@ module JITSupport
     end && !appveyor_pdb_corrupted? && !PENDING_RUBYCI_NICKNAMES.include?(ENV['RUBYCI_NICKNAME'])
   end
 
+  def yjit_supported?
+    # e.g. x86_64-linux, x64-mswin64_140, x64-mingw32, x64-mingw-ucrt
+    RUBY_PLATFORM.match?(/^(x86_64|x64)-/)
+  end
+
   # AppVeyor's Visual Studio 2013 / 2015 are known to spuriously generate broken pch / pdb, like:
   # error C2859: c:\projects\ruby\x64-mswin_120\include\ruby-2.8.0\x64-mswin64_120\rb_mjit_header-2.8.0.pdb
   # is not the pdb file that was used when this precompiled header was created, recreate the precompiled header.