After reading Craig's post about 5.10.0 building clean I built it from sources on OpenVMS Alpha V7.2 with C V7.1 and MMK 3.9-10 on an ODS-5 disk with hardlinks enabled. 'MMK test' reported the following failures:
ext/File/Glob/t/basic.........................................FAILED-- non-zero wait status: 1024 ext/Safe/t/safe2..............................................FAILED at test 30 lib/Archive/Extract/t/01_Archive-Extract......................FAILED at test 39 lib/CPANPLUS/t/03_CPANPLUS-Internals-Source...................FAILED-- extra output after trailing 1..n lib/CPANPLUS/t/04_CPANPLUS-Module.............................FAILED at test 56 lib/CPANPLUS/t/08_CPANPLUS-Backend............................FAILED at test 216 lib/CPANPLUS/t/15_CPANPLUS-Shell..............................FAILED at test 46 lib/CPANPLUS/t/20_CPANPLUS-Dist-MM............................FAILED at test 40 lib/File/Temp/t/mktemp........................................FAILED-- expected 9 tests, saw 8 lib/Module/Build/t/basic......................................FAILED at test 24 lib/Module/Build/t/test_types.................................FAILED at test 12 lib/Test/Harness/t/harness....................................FAILED-- expected 2 tests, saw 1 lib/Test/Harness/t/inc_taint..................................FAILED-- non-zero wait status: 1024 lib/Test/Harness/t/test-harness...............................FAILED-- expected 216 tests, saw 0 lib/Test/Harness/t/version....................................FAILED at test 2 Failed 15 tests out of 1333, 98.87% okay. Are these errors likely to be due to my VMS or C versions, something missing from my build environment, or something else?