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unit-returns-value.scala:4: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
if (b) return 5
^
unit-returns-value.scala:4: warning: enclosing method f has result type Unit: return value discarded
if (b) return 5
^
unit-returns-value.scala:22: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
i1 // warn
^
unit-returns-value.scala:23: warning: a pure expression does nothing in statement position; you may be omitting necessary parentheses
i2 // warn
^
error: No warnings can be incurred under -Xfatal-warnings.
four warnings found
one error found
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