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Fix crash in global object initialization checker when select target has no source #18627

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Oct 2, 2023
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7 changes: 5 additions & 2 deletions compiler/src/dotty/tools/dotc/transform/init/Objects.scala
Original file line number Diff line number Diff line change
Expand Up @@ -766,8 +766,11 @@ object Objects:
val target = if needResolve then resolve(ref.klass, field) else field
if target.is(Flags.Lazy) then
given Env.Data = Env.emptyEnv(target.owner.asInstanceOf[ClassSymbol].primaryConstructor)
val rhs = target.defTree.asInstanceOf[ValDef].rhs
eval(rhs, ref, target.owner.asClass, cacheResult = true)
if target.hasSource then
val rhs = target.defTree.asInstanceOf[ValDef].rhs
eval(rhs, ref, target.owner.asClass, cacheResult = true)
else
Bottom
else if target.exists then
if target.isOneOf(Flags.Mutable) then
if ref.hasVar(target) then
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