internal/safefilepath: TestFromFS failing on Plan 9 #57142
Description
CL 455716 added TestFromFS. This test is failing on Plan 9:
--- FAIL: TestFromFS (0.00s)
path_test.go:75: FromFS("#c") = "#c", invalid path; want "" only if err != nil
path_test.go:78: FromFS("#c") = "#c", invalid path; want ""
FAIL
FAIL internal/safefilepath 0.031s
See https://build.golang.org/log/11e255836afa1fef269ce3fb6b831e9c914153c4