Effects: add cfg-tests on inlined lambdas
========== Introduction of Effect System: 15/18
This commit is contained in:
Dmitry Savvinov
+339
@@ -0,0 +1,339 @@
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== myRun ==
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inline fun <T> myRun(block: () -> T): T {
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contract {
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callsInPlace(block, InvocationKind.EXACTLY_ONCE)
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}
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return block()
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}
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---------------------
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L0:
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1 <START> INIT: in: {} out: {}
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v(block: () -> T) INIT: in: {} out: {}
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magic[FAKE_INITIALIZER](block: () -> T) -> <v0> INIT: in: {} out: {}
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w(block|<v0>) INIT: in: {} out: {}
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2 mark({ contract { callsInPlace(block, InvocationKind.EXACTLY_ONCE) } return block() }) INIT: in: {} out: {}
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mark({ callsInPlace(block, InvocationKind.EXACTLY_ONCE) })
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jmp?(L2)
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d({ callsInPlace(block, InvocationKind.EXACTLY_ONCE) })
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L2 [after local declaration]:
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r({ callsInPlace(block, InvocationKind.EXACTLY_ONCE) }) -> <v1>
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mark(contract { callsInPlace(block, InvocationKind.EXACTLY_ONCE) })
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call(contract { callsInPlace(block, InvocationKind.EXACTLY_ONCE) }, contract|<v1>) -> <v2>
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r(block) -> <v3>
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mark(block())
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call(block(), invoke|<v3>) -> <v4>
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ret(*|<v4>) L1
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L1:
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1 <END>
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error:
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<ERROR>
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sink:
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<SINK> USE: in: {} out: {}
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=====================
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== anonymous_0 ==
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{
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callsInPlace(block, InvocationKind.EXACTLY_ONCE)
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}
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---------------------
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L3:
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3 <START> INIT: in: {} out: {}
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4 mark(callsInPlace(block, InvocationKind.EXACTLY_ONCE))
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magic[IMPLICIT_RECEIVER](callsInPlace(block, InvocationKind.EXACTLY_ONCE)) -> <v0>
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r(block) -> <v1>
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mark(InvocationKind.EXACTLY_ONCE)
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r(EXACTLY_ONCE) -> <v2>
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mark(callsInPlace(block, InvocationKind.EXACTLY_ONCE))
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call(callsInPlace(block, InvocationKind.EXACTLY_ONCE), callsInPlace|<v0>, <v1>, <v2>) -> <v3>
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L4:
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3 <END>
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error:
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<ERROR>
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sink:
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<SINK> USE: in: {} out: {}
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=====================
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== innerComputation ==
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fun innerComputation(): Int = 42
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---------------------
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L0:
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1 <START> INIT: in: {} out: {}
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r(42) -> <v0>
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ret(*|<v0>) L1
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L1:
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<END>
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error:
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<ERROR>
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sink:
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<SINK> USE: in: {} out: {}
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=====================
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== outerComputation ==
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fun outerComputation(): Int = 52
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---------------------
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L0:
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1 <START> INIT: in: {} out: {}
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r(52) -> <v0>
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ret(*|<v0>) L1
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L1:
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<END>
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error:
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<ERROR>
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sink:
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<SINK> USE: in: {} out: {}
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=====================
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== log ==
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fun log() = Unit
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---------------------
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L0:
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1 <START> INIT: in: {} out: {}
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r(Unit) -> <v0>
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ret(*|<v0>) L1
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L1:
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<END>
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error:
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<ERROR>
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sink:
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<SINK> USE: in: {} out: {}
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=====================
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== outerFinallyInitializes ==
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fun outerFinallyInitializes() {
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val x: Int
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try {
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myRun {
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try {
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x = innerComputation()
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} catch (e: java.lang.Exception) {
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log()
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}
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// possible reassignment if innerComputation finished
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x = 42
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}
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// Definite reassignment here, cause can get here only if myRun finished
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x = outerComputation()
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} catch (e: java.lang.Exception) {
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// can catch exception thrown by the inner, so x can be not initalized
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log()
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} finally {
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// Possible reassignment (e.g. if everything finished)
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x = 42
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}
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// Properly initialized
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x.inc()
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}
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---------------------
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L0:
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1 <START> INIT: in: {} out: {} USE: in: {} out: {}
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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 initalized log() } finally { // Possible reassignment (e.g. if everything finished) x = 42 } // Properly initialized x.inc() })
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v(val x: Int) INIT: in: {} out: {x=D}
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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 initalized log() } finally { // Possible reassignment (e.g. if everything finished) x = 42 }) INIT: in: {x=D} out: {x=D}
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jmp?(L2)
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jmp?(L3)
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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() })
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mark({ try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 })
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r({ try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 }) -> <v0>
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mark(myRun { try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 })
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call(myRun { try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 }, myRun|<v0>) -> <v1>
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L4 [before inlined declaration]:
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inlined({ try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42 }) INIT: in: {x=ID} out: {x=ID}
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L5 [after inlined declaration]:
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mark(outerComputation())
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call(outerComputation(), outerComputation) -> <v2>
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w(x|<v2>)
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2 jmp?(L2)
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jmp?(L3)
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jmp(L10)
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L2 [onException]:
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3 v(e: java.lang.Exception) INIT: in: {x=I?D} out: {x=I?D}
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magic[FAKE_INITIALIZER](e: java.lang.Exception) -> <v4> INIT: in: {x=I?D} out: {x=I?D}
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w(e|<v4>) INIT: in: {x=I?D} out: {x=I?D}
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4 mark({ // can catch exception thrown by the inner, so x can be not initalized log() }) INIT: in: {x=I?D} out: {x=I?D}
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mark(log())
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call(log(), log) -> <v5>
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3 jmp(L10)
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L10 [afterCatches]:
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2 jmp(L11) USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ}
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L3 [onExceptionToFinallyBlock]:
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L12 [start finally]:
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3 mark({ // Possible reassignment (e.g. if everything finished) x = 42 })
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r(42) -> <v6> USE: in: {x=ONLY_WRITTEN_NEVER_READ} out: {x=ONLY_WRITTEN_NEVER_READ}
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w(x|<v6>) INIT: in: {x=I?D} out: {x=ID} USE: in: {} out: {x=ONLY_WRITTEN_NEVER_READ}
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L13 [finish finally]:
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2 jmp(error) INIT: in: {x=ID} out: {x=ID} USE: in: {} out: {}
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L11 [skipFinallyToErrorBlock]:
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L14 [copy of L3, onExceptionToFinallyBlock]:
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3 mark({ // Possible reassignment (e.g. if everything finished) x = 42 }) INIT: in: {x=I?D} out: {x=I?D}
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r(42) -> <v6> USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ}
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w(x|<v6>) INIT: in: {x=I?D} out: {x=ID} USE: in: {x=READ} out: {x=WRITTEN_AFTER_READ}
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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 initalized log() } finally { // Possible reassignment (e.g. if everything finished) x = 42 }|!<v3>, <v5>) -> <v8> INIT: in: {x=ID} out: {x=ID}
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mark(x.inc()) USE: in: {x=READ} out: {x=READ}
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r(x) -> <v9> USE: in: {} out: {x=READ}
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mark(inc())
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call(inc(), inc|<v9>) -> <v10>
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L1:
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1 <END> INIT: in: {} out: {}
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error:
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<ERROR>
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sink:
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<SINK> USE: in: {} out: {}
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=====================
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== inlined anonymous_1 ==
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{
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try {
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x = innerComputation()
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} catch (e: java.lang.Exception) {
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log()
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}
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// possible reassignment if innerComputation finished
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x = 42
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}
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---------------------
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L6:
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4 <START> INIT: in: {x=D} out: {x=D}
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5 mark(try { x = innerComputation() } catch (e: java.lang.Exception) { log() } // possible reassignment if innerComputation finished x = 42)
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mark(try { x = innerComputation() } catch (e: java.lang.Exception) { log() })
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jmp?(L8)
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6 mark({ x = innerComputation() })
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mark(innerComputation())
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call(innerComputation(), innerComputation) -> <v0>
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w(x|<v0>) INIT: in: {x=D} out: {x=ID}
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5 jmp?(L8) INIT: in: {x=ID} out: {x=ID}
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jmp(L9)
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L8 [onException]:
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6 v(e: java.lang.Exception) INIT: in: {x=I?D} out: {x=I?D}
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magic[FAKE_INITIALIZER](e: java.lang.Exception) -> <v2> INIT: in: {x=I?D} out: {x=I?D}
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w(e|<v2>) INIT: in: {x=I?D} out: {x=I?D}
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7 mark({ log() }) INIT: in: {x=I?D} out: {x=I?D}
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mark(log())
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call(log(), log) -> <v3>
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6 jmp(L9)
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L9 [afterCatches]:
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5 merge(try { x = innerComputation() } catch (e: java.lang.Exception) { log() }|!<v1>, <v3>) -> <v4>
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r(42) -> <v5>
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w(x|<v5>) INIT: in: {x=I?D} out: {x=ID}
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L7:
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4 <END> INIT: in: {x=ID} out: {x=ID} USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ}
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error:
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- <ERROR>
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sink:
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<SINK> INIT: in: {x=ID} out: {x=ID} USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ}
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=====================
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== innerFinalltInitializes ==
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fun innerFinalltInitializes() {
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val x: Int
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try {
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myRun {
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try {
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innerComputation()
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} catch (e: java.lang.Exception) {
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log()
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} finally {
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x = 42
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}
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}
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// Properly initialized
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x.inc()
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} catch (e: java.lang.Exception) {
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log()
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}
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// Still can be non-initialized (e.g. if x.inc() threw an exception)
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x.inc()
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}
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---------------------
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L0:
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1 <START> INIT: in: {} out: {} USE: in: {} out: {}
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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() })
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v(val x: Int) INIT: in: {} out: {x=D}
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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}
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jmp?(L2) USE: in: {x=READ} out: {x=READ}
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3 mark({ myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } } // Properly initialized x.inc() })
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mark({ try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } })
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r({ try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } }) -> <v0>
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mark(myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } })
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call(myRun { try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 } }, myRun|<v0>) -> <v1>
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L3 [before inlined declaration]:
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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}
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L4 [after inlined declaration]:
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mark(x.inc())
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r(x) -> <v2>
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mark(inc())
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call(inc(), inc|<v2>) -> <v3>
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2 jmp?(L2)
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jmp(L14)
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L2 [onException]:
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3 v(e: java.lang.Exception) INIT: in: {x=I?D} out: {x=I?D}
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magic[FAKE_INITIALIZER](e: java.lang.Exception) -> <v4> INIT: in: {x=I?D} out: {x=I?D}
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w(e|<v4>) INIT: in: {x=I?D} out: {x=I?D}
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4 mark({ log() }) INIT: in: {x=I?D} out: {x=I?D}
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mark(log())
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call(log(), log) -> <v5>
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3 jmp(L14)
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L14 [afterCatches]:
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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>
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mark(x.inc()) USE: in: {x=READ} out: {x=READ}
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r(x) -> <v7> USE: in: {} out: {x=READ}
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mark(inc())
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call(inc(), inc|<v7>) -> <v8>
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L1:
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1 <END> INIT: in: {} out: {}
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error:
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<ERROR>
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sink:
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<SINK> USE: in: {} out: {}
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=====================
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== inlined anonymous_2 ==
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{
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try {
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innerComputation()
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} catch (e: java.lang.Exception) {
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log()
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} finally {
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x = 42
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}
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}
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---------------------
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L5:
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4 <START> INIT: in: {x=D} out: {x=D}
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5 mark(try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 })
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mark(try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 })
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jmp?(L7)
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jmp?(L8)
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6 mark({ innerComputation() })
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mark(innerComputation())
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call(innerComputation(), innerComputation) -> <v0>
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5 jmp?(L7)
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jmp?(L8)
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jmp(L9)
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L7 [onException]:
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6 v(e: java.lang.Exception) INIT: in: {x=D} out: {x=D}
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magic[FAKE_INITIALIZER](e: java.lang.Exception) -> <v1> INIT: in: {x=D} out: {x=D}
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w(e|<v1>) INIT: in: {x=D} out: {x=D}
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7 mark({ log() }) INIT: in: {x=D} out: {x=D}
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mark(log())
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call(log(), log) -> <v2>
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6 jmp(L9)
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L9 [afterCatches]:
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5 jmp(L10)
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L8 [onExceptionToFinallyBlock]:
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L11 [start finally]:
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6 mark({ x = 42 })
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r(42) -> <v3> USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ}
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w(x|<v3>) INIT: in: {x=D} out: {x=ID} USE: in: {x=READ} out: {x=WRITTEN_AFTER_READ}
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L12 [finish finally]:
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5 jmp(error) INIT: in: {x=ID} out: {x=ID} USE: in: {x=READ} out: {x=READ}
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L10 [skipFinallyToErrorBlock]:
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L13 [copy of L8, onExceptionToFinallyBlock]:
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6 mark({ x = 42 }) INIT: in: {x=D} out: {x=D}
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r(42) -> <v3> USE: in: {x=WRITTEN_AFTER_READ} out: {x=WRITTEN_AFTER_READ}
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w(x|<v3>) INIT: in: {x=D} out: {x=ID} USE: in: {x=READ} out: {x=WRITTEN_AFTER_READ}
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5 merge(try { innerComputation() } catch (e: java.lang.Exception) { log() } finally { x = 42 }|<v0>, <v2>) -> <v5> INIT: in: {x=ID} out: {x=ID}
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4 ret(*|<v5>) L6
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L6:
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<END>
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error:
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<ERROR>
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sink:
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<SINK> USE: in: {x=READ} out: {x=READ}
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=====================
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Reference in New Issue
Block a user