> This crash happens in Isabelle/38466f4f3483, e.g. on Mac OS X: > > HOL-Codegenerator_Test FAILED > (see also > /Volumes/Macintosh_HD/Users/makarius/.isabelle/heaps/polyml-5.5.1_x86-darwin/log/HOL-Codegenerator_Test) > > > ROOT.scala:696: warning: Class Generated_Code$Pattern differs only in > case from Generated_Code$pattern. Such classes will overwrite one > another on case-insensitive filesystems. > final case class Pattern() extends pattern > ... > *** Code check failed for SML: "$ISABELLE_PROCESS" -r -q -e 'datatype > ref = datatype Unsynchronized.ref; use "ROOT.ML" handle _ => exit 1' Pure > *** At command "export_code" (line 19 of > "~~/src/HOL/Codegenerator_Test/Generate_Pretty_Char.thy") > Unfinished session(s): HOL-Codegenerator_Test
Interestingly, the code generator test for Scala (which indeed is
brittle on case-insensitive file systems) gives a warning but seems to
succeed. What really fails is the SML test which is not sensitve
towards case-insensitive file systems. Does this also occur on other
platforms?
Florian
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