Mikhail Glukhikh
285d5d06c7
Variable can now be "exactly initialized", "may be initialized" and "not initialized". A set of relevant tests. Some fixed tests.
80 lines
6.1 KiB
Plaintext
Vendored
80 lines
6.1 KiB
Plaintext
Vendored
== foo ==
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fun foo(numbers: Collection<Int>) {
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for (i in numbers) {
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val b: Boolean
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if (1 < 2) {
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b = false
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}
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else {
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b = true
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}
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use(b)
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continue
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}
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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(numbers: Collection<Int>) INIT: in: {} out: {numbers=D}
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magic[FAKE_INITIALIZER](numbers: Collection<Int>) -> <v0> INIT: in: {numbers=D} out: {numbers=D}
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w(numbers|<v0>) INIT: in: {numbers=D} out: {numbers=ID}
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2 mark({ for (i in numbers) { val b: Boolean if (1 < 2) { b = false } else { b = true } use(b) continue } }) INIT: in: {numbers=ID} out: {numbers=ID} USE: in: {numbers=READ} out: {numbers=READ}
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3 r(numbers) -> <v1> USE: in: {} out: {numbers=READ}
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v(i) INIT: in: {numbers=ID} out: {i=D, numbers=ID}
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L2 [loop entry point]:
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L6 [condition entry point]:
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jmp?(L3) INIT: in: {i=I?D, numbers=ID} out: {i=I?D, numbers=ID}
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magic[LOOP_RANGE_ITERATION](numbers|<v1>) -> <v2>
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w(i|<v2>) INIT: in: {i=I?D, numbers=ID} out: {i=ID, numbers=ID}
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mark(for (i in numbers) { val b: Boolean if (1 < 2) { b = false } else { b = true } use(b) continue }) INIT: in: {i=ID, numbers=ID} out: {i=ID, numbers=ID} USE: in: {} out: {}
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L4 [body entry point]:
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4 mark({ val b: Boolean if (1 < 2) { b = false } else { b = true } use(b) continue })
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v(val b: Boolean) INIT: in: {i=ID, numbers=ID} out: {b=D, i=ID, numbers=ID}
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mark(if (1 < 2) { b = false } else { b = true }) INIT: in: {b=D, i=ID, numbers=ID} out: {b=D, i=ID, numbers=ID}
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r(1) -> <v3>
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r(2) -> <v4>
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mark(1 < 2)
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call(1 < 2, compareTo|<v3>, <v4>) -> <v5>
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jf(L7|<v5>)
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5 mark({ b = false })
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r(false) -> <v6> USE: in: {b=WRITTEN_AFTER_READ} out: {b=WRITTEN_AFTER_READ}
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w(b|<v6>) INIT: in: {b=D, i=ID, numbers=ID} out: {b=ID, i=ID, numbers=ID} USE: in: {b=READ} out: {b=WRITTEN_AFTER_READ}
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4 jmp(L8) INIT: in: {b=ID, i=ID, numbers=ID} out: {b=ID, i=ID, numbers=ID} USE: in: {b=READ} out: {b=READ}
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L7 [else branch]:
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5 mark({ b = true }) INIT: in: {b=D, i=ID, numbers=ID} out: {b=D, i=ID, numbers=ID}
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r(true) -> <v8> USE: in: {b=WRITTEN_AFTER_READ} out: {b=WRITTEN_AFTER_READ}
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w(b|<v8>) INIT: in: {b=D, i=ID, numbers=ID} out: {b=ID, i=ID, numbers=ID} USE: in: {b=READ} out: {b=WRITTEN_AFTER_READ}
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L8 ['if' expression result]:
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4 merge(if (1 < 2) { b = false } else { b = true }|!<v7>, !<v9>) -> <v10> INIT: in: {b=ID, i=ID, numbers=ID} out: {b=ID, i=ID, numbers=ID} USE: in: {b=READ} out: {b=READ}
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r(b) -> <v11> USE: in: {} out: {b=READ}
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mark(use(b))
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call(use(b), use|<v11>) -> <v12>
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jmp(L6) USE: in: {} out: {}
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- 3 jmp(L2)
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L3 [loop exit point]:
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L5 [body exit point]:
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read (Unit) INIT: in: {i=I?D, numbers=ID} out: {i=I?D, numbers=ID}
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L1:
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1 <END> INIT: in: {numbers=ID} out: {numbers=ID}
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error:
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<ERROR> INIT: in: {} out: {}
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sink:
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<SINK> INIT: in: {numbers=ID} out: {numbers=ID} USE: in: {} out: {}
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=====================
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== use ==
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fun use(vararg a: Any?) = a
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---------------------
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L0:
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1 <START> INIT: in: {} out: {}
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v(vararg a: Any?) INIT: in: {} out: {a=D}
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magic[FAKE_INITIALIZER](vararg a: Any?) -> <v0> INIT: in: {a=D} out: {a=D}
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w(a|<v0>) INIT: in: {a=D} out: {a=ID} USE: in: {a=READ} out: {a=READ}
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r(a) -> <v1> INIT: in: {a=ID} out: {a=ID} USE: in: {} out: {a=READ}
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ret(*|<v1>) L1
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L1:
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<END>
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error:
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<ERROR> INIT: in: {} out: {}
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sink:
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<SINK> INIT: in: {a=ID} out: {a=ID} USE: in: {} out: {}
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===================== |