Issue #20975 has been reported by mtasaka (Mamoru TASAKA). ---------------------------------------- Bug #20975: TestEval#test_outer_local_variable_under_gc_compact_stress failure on s390x https://bugs.ruby-lang.org/issues/20975 * Author: mtasaka (Mamoru TASAKA) * Status: Open * ruby -v: ruby 3.4.0dev (2024-12-21 master 6114094aa0) * Backport: 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: UNKNOWN ---------------------------------------- Trying with commit:6114094aa049ffcf3202254933e5da1552837c32 : testsuite on s390x shows error: ``` 205) Error: TestEval#test_outer_local_variable_under_gc_compact_stress: RuntimeError: compaction doesn't work well on s390x. Omit the test in the caller. /builddir/build/BUILD/ruby-3.4.0_20241221.1252git6114094aa0-build/ruby-3.4.0-6114094aa0/tool/lib/envutil.rb:261:in 'EnvUtil.under_gc_compact_stress' /builddir/build/BUILD/ruby-3.4.0_20241221.1252git6114094aa0-build/ruby-3.4.0-6114094aa0/test/ruby/test_eval.rb:649:in '<main>' /builddir/build/BUILD/ruby-3.4.0_20241221.1252git6114094aa0-build/ruby-3.4.0-6114094aa0/test/ruby/test_eval.rb:643:in 'TestEval#test_outer_local_variable_under_gc_compact_stress' Finished tests in 672.150857s, 47.6857 tests/s, 9724.2724 assertions/s. 32052 tests, 6536178 assertions, 0 failures, 1 errors, 204 skips ruby -v: ruby 3.4.0dev (2024-12-21 master 6114094aa0) +PRISM [s390x-linux] make: *** [uncommon.mk:964: yes-test-all] Error 1 ``` Perhaps starting from commit:e23a60b929cff951252167935e8868b69ae3dc74 . Looks like there is some confusion about how tests should be skipped wrt GC compaction on s390x? -- https://bugs.ruby-lang.org/