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[NI] Discriminate Nothing? result type from nullability constraints

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Nullability constraints should not be chosen when proper
argument constraints for variables in contravariant position present.

^KT-32106 Fixed
^KT-33166 Fixed
This commit is contained in:
Pavel Kirpichenkov
2019-12-24 14:51:39 +03:00
parent a1ad680edb
commit 7ee71450bc
23 changed files with 154 additions and 35 deletions
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compiler/testData/ir/irText/lambdas/nonLocalReturn.fir.txt
Vendored
+9 -9
View File
@@ -1,10 +1,10 @@
FILE fqName:<root> fileName:/nonLocalReturn.kt
FUN name:test0 visibility:public modality:FINAL <> () returnType:kotlin.Unit
BLOCK_BODY
CALL 'public final fun run <R> (block: kotlin.Function0<R of kotlin.run>): R of kotlin.run [inline] declared in kotlin' type=kotlin.Unit origin=null
<R>: kotlin.Unit
block: FUN_EXPR type=kotlin.Function0<kotlin.Unit> origin=LAMBDA
FUN LOCAL_FUNCTION_FOR_LAMBDA name:<anonymous> visibility:local modality:FINAL <> () returnType:kotlin.Unit
CALL 'public final fun run <R> (block: kotlin.Function0<R of kotlin.run>): R of kotlin.run [inline] declared in kotlin' type=kotlin.Nothing origin=null
<R>: kotlin.Nothing
block: FUN_EXPR type=kotlin.Function0<kotlin.Nothing> origin=LAMBDA
FUN LOCAL_FUNCTION_FOR_LAMBDA name:<anonymous> visibility:local modality:FINAL <> () returnType:kotlin.Nothing
BLOCK_BODY
RETURN type=kotlin.Nothing from='public final fun test0 (): kotlin.Unit declared in <root>'
GET_OBJECT 'CLASS IR_EXTERNAL_DECLARATION_STUB OBJECT name:Unit modality:FINAL visibility:public superTypes:[kotlin.Any]' type=kotlin.Unit
@@ -33,12 +33,12 @@ FILE fqName:<root> fileName:/nonLocalReturn.kt
block: FUN_EXPR type=kotlin.Function0<kotlin.Unit> origin=LAMBDA
FUN LOCAL_FUNCTION_FOR_LAMBDA name:<anonymous> visibility:local modality:FINAL <> () returnType:kotlin.Unit
BLOCK_BODY
CALL 'public final fun run <R> (block: kotlin.Function0<R of kotlin.run>): R of kotlin.run [inline] declared in kotlin' type=kotlin.Unit origin=null
<R>: kotlin.Unit
block: FUN_EXPR type=kotlin.Function0<kotlin.Unit> origin=LAMBDA
FUN LOCAL_FUNCTION_FOR_LAMBDA name:<anonymous> visibility:local modality:FINAL <> () returnType:kotlin.Unit
CALL 'public final fun run <R> (block: kotlin.Function0<R of kotlin.run>): R of kotlin.run [inline] declared in kotlin' type=kotlin.Nothing origin=null
<R>: kotlin.Nothing
block: FUN_EXPR type=kotlin.Function0<kotlin.Nothing> origin=LAMBDA
FUN LOCAL_FUNCTION_FOR_LAMBDA name:<anonymous> visibility:local modality:FINAL <> () returnType:kotlin.Nothing
BLOCK_BODY
RETURN type=kotlin.Nothing from='local final fun <anonymous> (): kotlin.Unit declared in <root>.test3.<anonymous>'
RETURN type=kotlin.Nothing from='local final fun <anonymous> (): kotlin.Nothing declared in <root>.test3.<anonymous>'
GET_OBJECT 'CLASS IR_EXTERNAL_DECLARATION_STUB OBJECT name:Unit modality:FINAL visibility:public superTypes:[kotlin.Any]' type=kotlin.Unit
FUN name:testLrmFoo1 visibility:public modality:FINAL <> (ints:kotlin.collections.List<kotlin.Int>) returnType:kotlin.Unit
VALUE_PARAMETER name:ints index:0 type:kotlin.collections.List<kotlin.Int>