| == myRun == |
| inline fun <T> myRun(block: () -> T): T { |
| contract { |
| callsInPlace(block, InvocationKind.EXACTLY_ONCE) |
| } |
| return block() |
| } |
| --------------------- |
| L0: |
| 1 <START> INIT: in: {} out: {} |
| v(block: () -> T) INIT: in: {} out: {} |
| magic[FAKE_INITIALIZER](block: () -> T) -> <v0> INIT: in: {} out: {} |
| w(block|<v0>) INIT: in: {} out: {} |
| 2 mark({ contract { callsInPlace(block, InvocationKind.EXACTLY_ONCE) } return block() }) INIT: in: {} out: {} |
| mark({ callsInPlace(block, InvocationKind.EXACTLY_ONCE) }) |
| jmp?(L2) |
| d({ callsInPlace(block, InvocationKind.EXACTLY_ONCE) }) |
| L2 [after local declaration]: |
| r({ callsInPlace(block, InvocationKind.EXACTLY_ONCE) }) -> <v1> |
| mark(contract { callsInPlace(block, InvocationKind.EXACTLY_ONCE) }) |
| call(contract { callsInPlace(block, InvocationKind.EXACTLY_ONCE) }, contract|<v1>) -> <v2> |
| r(block) -> <v3> |
| mark(block()) |
| call(block(), invoke|<v3>) -> <v4> |
| ret(*|<v4>) L1 |
| L1: |
| 1 <END> |
| error: |
| <ERROR> |
| sink: |
| <SINK> USE: in: {} out: {} |
| ===================== |
| == anonymous_0 == |
| { |
| callsInPlace(block, InvocationKind.EXACTLY_ONCE) |
| } |
| --------------------- |
| L3: |
| 3 <START> INIT: in: {} out: {} |
| 4 mark(callsInPlace(block, InvocationKind.EXACTLY_ONCE)) |
| magic[IMPLICIT_RECEIVER](callsInPlace(block, InvocationKind.EXACTLY_ONCE)) -> <v0> |
| r(block) -> <v1> |
| mark(InvocationKind.EXACTLY_ONCE) |
| r(EXACTLY_ONCE) -> <v2> |
| mark(callsInPlace(block, InvocationKind.EXACTLY_ONCE)) |
| call(callsInPlace(block, InvocationKind.EXACTLY_ONCE), callsInPlace|<v0>, <v1>, <v2>) -> <v3> |
| L4: |
| 3 <END> |
| error: |
| <ERROR> |
| sink: |
| <SINK> USE: in: {} out: {} |
| ===================== |
| == innerComputation == |
| fun innerComputation(): Int = 42 |
| --------------------- |
| L0: |
| 1 <START> INIT: in: {} out: {} |
| r(42) -> <v0> |
| ret(*|<v0>) L1 |
| L1: |
| <END> |
| error: |
| <ERROR> |
| sink: |
| <SINK> USE: in: {} out: {} |
| ===================== |
| == outerComputation == |
| fun outerComputation(): Int = 52 |
| --------------------- |
| L0: |
| 1 <START> INIT: in: {} out: {} |
| r(52) -> <v0> |
| ret(*|<v0>) L1 |
| L1: |
| <END> |
| error: |
| <ERROR> |
| sink: |
| <SINK> USE: in: {} out: {} |
| ===================== |
| == log == |
| fun log() = Unit |
| --------------------- |
| L0: |
| 1 <START> INIT: in: {} out: {} |
| r(Unit) -> <v0> |
| ret(*|<v0>) L1 |
| L1: |
| <END> |
| error: |
| <ERROR> |
| sink: |
| <SINK> USE: in: {} out: {} |
| ===================== |
| == outerFinallyInitializes == |
| fun outerFinallyInitializes() { |
| val x: Int |
| |
| try { |
| myRun { |
| try { |
| x = innerComputation() |
| } catch (e: java.lang.Exception) { |
| log() |
| } |
| // possible reassignment if innerComputation finished |
| x = 42 |
| } |
| |
| // Definite reassignment here, cause can get here only if myRun finished |
| x = outerComputation() |
| } catch (e: java.lang.Exception) { |
| // can catch exception thrown by the inner, so x can be not initialized |
| log() |
| } finally { |
| // Possible reassignment (e.g. if everything finished) |
| x = 42 |
| } |
| |
| // Properly initialized |
| x.inc() |
| } |
| --------------------- |
| L0: |
| 1 <START> INIT: in: {} out: {} USE: in: {} out: {} |
| 2 mark({ val x: Int try { myRun { try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 } // Definite reassignment here, cause can get here only if myRun finished x = outerComputation() } catch (e: java.lang.Exception) { // can catch exception thrown by the inner, so x can be not initialized log() } finally { // Possible reassignment (e.g. if everything finished) x = 42 } // Properly initialized x.inc() }) |
| v(val x: Int) INIT: in: {} out: {x=D} |
| mark(try { myRun { try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 } // Definite reassignment here, cause can get here only if myRun finished x = outerComputation() } catch (e: java.lang.Exception) { // can catch exception thrown by the inner, so x can be not initialized log() } finally { // Possible reassignment (e.g. if everything finished) x = 42 }) INIT: in: {x=D} out: {x=D} |
| jmp?(L2) |
| jmp?(L3) |
| 3 mark({ myRun { try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 } // Definite reassignment here, cause can get here only if myRun finished x = outerComputation() }) |
| mark({ try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 }) |
| r({ try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 }) -> <v0> |
| mark(myRun { try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 }) |
| call(myRun { try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 }, myRun|<v0>) -> <v1> |
| L4 [before inlined declaration]: |
| inlined({ try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 }) INIT: in: {x=ID} out: {x=ID} |
| L5 [after inlined declaration]: |
| mark(outerComputation()) |
| call(outerComputation(), outerComputation) -> <v2> |
| w(x|<v2>) |
| 2 jmp?(L2) |
| jmp?(L3) |
| jmp(L10) |
| L2 [onException]: |
| 3 v(e: java.lang.Exception) INIT: in: {x=I?D} out: {x=I?D} |
| magic[FAKE_INITIALIZER](e: java.lang.Exception) -> <v4> INIT: in: {x=I?D} out: {x=I?D} |
| w(e|<v4>) INIT: in: {x=I?D} out: {x=I?D} |
| 4 mark({ // can catch exception thrown by the inner, so x can be not initialized log() }) INIT: in: {x=I?D} out: {x=I?D} |
| mark(log()) |
| call(log(), log) -> <v5> |
| 3 jmp(L10) |
| L10 [afterCatches]: |
| 2 jmp(L11) USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ} |
| L3 [onExceptionToFinallyBlock]: |
| L12 [start finally]: |
| 3 mark({ // Possible reassignment (e.g. if everything finished) x = 42 }) |
| r(42) -> <v6> USE: in: {x=ONLY_WRITTEN_NEVER_READ} out: {x=ONLY_WRITTEN_NEVER_READ} |
| w(x|<v6>) INIT: in: {x=I?D} out: {x=ID} USE: in: {} out: {x=ONLY_WRITTEN_NEVER_READ} |
| L13 [finish finally]: |
| 2 jmp(error) INIT: in: {x=ID} out: {x=ID} USE: in: {} out: {} |
| L11 [skipFinallyToErrorBlock]: |
| L14 [copy of L3, onExceptionToFinallyBlock]: |
| 3 mark({ // Possible reassignment (e.g. if everything finished) x = 42 }) INIT: in: {x=I?D} out: {x=I?D} |
| r(42) -> <v6> USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ} |
| w(x|<v6>) INIT: in: {x=I?D} out: {x=ID} USE: in: {x=READ} out: {x=WRITTEN_AFTER_READ} |
| 2 merge(try { myRun { try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 } // Definite reassignment here, cause can get here only if myRun finished x = outerComputation() } catch (e: java.lang.Exception) { // can catch exception thrown by the inner, so x can be not initialized log() } finally { // Possible reassignment (e.g. if everything finished) x = 42 }|!<v3>, <v5>) -> <v8> INIT: in: {x=ID} out: {x=ID} |
| mark(x.inc()) USE: in: {x=READ} out: {x=READ} |
| r(x) -> <v9> USE: in: {} out: {x=READ} |
| mark(inc()) |
| call(inc(), inc|<v9>) -> <v10> |
| L1: |
| 1 <END> INIT: in: {} out: {} |
| error: |
| <ERROR> |
| sink: |
| <SINK> USE: in: {} out: {} |
| ===================== |
| == inlined anonymous_1 == |
| { |
| try { |
| x = innerComputation() |
| } catch (e: java.lang.Exception) { |
| log() |
| } |
| // possible reassignment if innerComputation finished |
| x = 42 |
| } |
| --------------------- |
| L6: |
| 4 <START> INIT: in: {x=D} out: {x=D} |
| 5 mark(try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42) |
| mark(try { x = innerComputation() } catch (e: java.lang.Exception) { log() }) |
| jmp?(L8) |
| 6 mark({ x = innerComputation() }) |
| mark(innerComputation()) |
| call(innerComputation(), innerComputation) -> <v0> |
| w(x|<v0>) INIT: in: {x=D} out: {x=ID} |
| 5 jmp?(L8) INIT: in: {x=ID} out: {x=ID} |
| jmp(L9) |
| L8 [onException]: |
| 6 v(e: java.lang.Exception) INIT: in: {x=I?D} out: {x=I?D} |
| magic[FAKE_INITIALIZER](e: java.lang.Exception) -> <v2> INIT: in: {x=I?D} out: {x=I?D} |
| w(e|<v2>) INIT: in: {x=I?D} out: {x=I?D} |
| 7 mark({ log() }) INIT: in: {x=I?D} out: {x=I?D} |
| mark(log()) |
| call(log(), log) -> <v3> |
| 6 jmp(L9) |
| L9 [afterCatches]: |
| 5 merge(try { x = innerComputation() } catch (e: java.lang.Exception) { log() }|!<v1>, <v3>) -> <v4> |
| r(42) -> <v5> |
| w(x|<v5>) INIT: in: {x=I?D} out: {x=ID} |
| L7: |
| 4 <END> INIT: in: {x=ID} out: {x=ID} USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ} |
| error: |
| - <ERROR> |
| sink: |
| <SINK> INIT: in: {x=ID} out: {x=ID} USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ} |
| ===================== |
| == innerFinalltInitializes == |
| fun innerFinalltInitializes() { |
| val x: Int |
| try { |
| myRun { |
| try { |
| innerComputation() |
| } catch (e: java.lang.Exception) { |
| log() |
| } finally { |
| x = 42 |
| } |
| } |
| |
| // Properly initialized |
| x.inc() |
| } catch (e: java.lang.Exception) { |
| log() |
| } |
| |
| // Still can be non-initialized (e.g. if x.inc() threw an exception) |
| x.inc() |
| } |
| --------------------- |
| L0: |
| 1 <START> INIT: in: {} out: {} USE: in: {} out: {} |
| 2 mark({ val x: Int try { myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } } // Properly initialized x.inc() } catch (e: java.lang.Exception) { log() } // Still can be non-initialized (e.g. if x.inc() threw an exception) x.inc() }) |
| v(val x: Int) INIT: in: {} out: {x=D} |
| mark(try { myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } } // Properly initialized x.inc() } catch (e: java.lang.Exception) { log() }) INIT: in: {x=D} out: {x=D} |
| jmp?(L2) USE: in: {x=READ} out: {x=READ} |
| 3 mark({ myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } } // Properly initialized x.inc() }) |
| mark({ try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } }) |
| r({ try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } }) -> <v0> |
| mark(myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } }) |
| call(myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } }, myRun|<v0>) -> <v1> |
| L3 [before inlined declaration]: |
| inlined({ try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } }) INIT: in: {x=ID} out: {x=ID} USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ} |
| L4 [after inlined declaration]: |
| mark(x.inc()) |
| r(x) -> <v2> |
| mark(inc()) |
| call(inc(), inc|<v2>) -> <v3> |
| 2 jmp?(L2) |
| jmp(L14) |
| L2 [onException]: |
| 3 v(e: java.lang.Exception) INIT: in: {x=I?D} out: {x=I?D} |
| magic[FAKE_INITIALIZER](e: java.lang.Exception) -> <v4> INIT: in: {x=I?D} out: {x=I?D} |
| w(e|<v4>) INIT: in: {x=I?D} out: {x=I?D} |
| 4 mark({ log() }) INIT: in: {x=I?D} out: {x=I?D} |
| mark(log()) |
| call(log(), log) -> <v5> |
| 3 jmp(L14) |
| L14 [afterCatches]: |
| 2 merge(try { myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } } // Properly initialized x.inc() } catch (e: java.lang.Exception) { log() }|<v3>, <v5>) -> <v6> |
| mark(x.inc()) USE: in: {x=READ} out: {x=READ} |
| r(x) -> <v7> USE: in: {} out: {x=READ} |
| mark(inc()) |
| call(inc(), inc|<v7>) -> <v8> |
| L1: |
| 1 <END> INIT: in: {} out: {} |
| error: |
| <ERROR> |
| sink: |
| <SINK> USE: in: {} out: {} |
| ===================== |
| == inlined anonymous_2 == |
| { |
| try { |
| innerComputation() |
| } catch (e: java.lang.Exception) { |
| log() |
| } finally { |
| x = 42 |
| } |
| } |
| --------------------- |
| L5: |
| 4 <START> INIT: in: {x=D} out: {x=D} |
| 5 mark(try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 }) |
| mark(try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 }) |
| jmp?(L7) |
| jmp?(L8) |
| 6 mark({ innerComputation() }) |
| mark(innerComputation()) |
| call(innerComputation(), innerComputation) -> <v0> |
| 5 jmp?(L7) |
| jmp?(L8) |
| jmp(L9) |
| L7 [onException]: |
| 6 v(e: java.lang.Exception) INIT: in: {x=D} out: {x=D} |
| magic[FAKE_INITIALIZER](e: java.lang.Exception) -> <v1> INIT: in: {x=D} out: {x=D} |
| w(e|<v1>) INIT: in: {x=D} out: {x=D} |
| 7 mark({ log() }) INIT: in: {x=D} out: {x=D} |
| mark(log()) |
| call(log(), log) -> <v2> |
| 6 jmp(L9) |
| L9 [afterCatches]: |
| 5 jmp(L10) |
| L8 [onExceptionToFinallyBlock]: |
| L11 [start finally]: |
| 6 mark({ x = 42 }) |
| r(42) -> <v3> USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ} |
| w(x|<v3>) INIT: in: {x=D} out: {x=ID} USE: in: {x=READ} out: {x=WRITTEN_AFTER_READ} |
| L12 [finish finally]: |
| 5 jmp(error) INIT: in: {x=ID} out: {x=ID} USE: in: {x=READ} out: {x=READ} |
| L10 [skipFinallyToErrorBlock]: |
| L13 [copy of L8, onExceptionToFinallyBlock]: |
| 6 mark({ x = 42 }) INIT: in: {x=D} out: {x=D} |
| r(42) -> <v3> USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ} |
| w(x|<v3>) INIT: in: {x=D} out: {x=ID} USE: in: {x=READ} out: {x=WRITTEN_AFTER_READ} |
| 5 merge(try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 }|<v0>, <v2>) -> <v5> INIT: in: {x=ID} out: {x=ID} |
| 4 ret(*|<v5>) L6 |
| L6: |
| <END> |
| error: |
| <ERROR> |
| sink: |
| <SINK> USE: in: {x=READ} out: {x=READ} |
| ===================== |
