c3a91efea3
1. the `primitive == object?.something` fusion should not apply to
`primitive.equals(object?.something)` because it can't;
2. coercions to Int are there for a reason - don't remove them;
3. better optimize `primitive == object?.something` -- the result
should be subject to if-null fusion, so it needs to have a specific
pattern that resembles safe calls.
#KT-47597 Fixed
44 lines
981 B
Kotlin
Vendored
44 lines
981 B
Kotlin
Vendored
// FILE: J.java
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import org.jetbrains.annotations.NotNull;
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public interface J {
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@NotNull
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public Integer foo();
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}
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// FILE: test.kt
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fun Long.id() = this
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fun Short.id() = this
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fun String.drop2() = if (length >= 2) subSequence(2, length) else null
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fun doSimple1(s: String?) = s?.length == 3
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fun doJava1(s: String?, j: J) = s?.length == j.foo()
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fun doLongReceiver1(x: Long?) = x?.id() == 3L
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fun doShortReceiver1(x: Short?, y: Short) = x?.id() == y
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fun doChain1(s: String?) = s?.drop2()?.length == 1
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fun doIf1(s: String?) =
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if (s?.length == 1) "A" else "B"
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fun doSimple2(s: String?) = 3 == s?.length
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fun doJava2(s: String?, j: J) = j.foo() == s?.length
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fun doLongReceiver2(x: Long?) = 3L == x?.id()
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fun doShortReceiver2(x: Short?, y: Short) = y == x?.id()
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fun doChain2(s: String?) = 1 == s?.drop2()?.length
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fun doIf2(s: String?) =
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if (1 == s?.length) "A" else "B"
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// `doJava1`/`doJava2` box `s?.length` instead of unboxing `j.foo()`:
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// 2 valueOf
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