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Limit "always null" scope: only for !!, is and dot; senseless comparison rolled back; "smart constant" information for nulls #KT-10029 Fixed

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This commit is contained in:
Mikhail Glukhikh
2015-11-23 14:50:20 +03:00
parent db42941586
commit 89e56093a2
41 changed files with 323 additions and 151 deletions
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compiler/testData/diagnostics/tests/BinaryCallsOnNullableValues.kt
Vendored
+11 -11
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@@ -5,24 +5,24 @@ class A() {
fun f(): Unit {
var x: Int? = <!VARIABLE_WITH_REDUNDANT_INITIALIZER!>1<!>
x = null
<!ALWAYS_NULL!>x<!> <!UNSAFE_INFIX_CALL!>+<!> 1
<!ALWAYS_NULL!>x<!> <!UNSAFE_INFIX_CALL, INFIX_MODIFIER_REQUIRED!>plus<!> 1
<!ALWAYS_NULL!>x<!> <!UNSAFE_INFIX_CALL!><<!> 1
<!DEBUG_INFO_CONSTANT!>x<!> <!UNSAFE_INFIX_CALL!>+<!> 1
<!DEBUG_INFO_CONSTANT!>x<!> <!UNSAFE_INFIX_CALL, INFIX_MODIFIER_REQUIRED!>plus<!> 1
<!DEBUG_INFO_CONSTANT!>x<!> <!UNSAFE_INFIX_CALL!><<!> 1
x <!UNSAFE_INFIX_CALL!>+=<!> 1
<!ALWAYS_NULL!>x<!> == 1
<!ALWAYS_NULL!>x<!> != 1
<!DEBUG_INFO_CONSTANT!>x<!> == 1
<!DEBUG_INFO_CONSTANT!>x<!> != 1
<!EQUALITY_NOT_APPLICABLE!>A() == 1<!>
<!EQUALITY_NOT_APPLICABLE!><!ALWAYS_NULL!>x<!> === "1"<!>
<!EQUALITY_NOT_APPLICABLE!><!ALWAYS_NULL!>x<!> !== "1"<!>
<!EQUALITY_NOT_APPLICABLE!><!DEBUG_INFO_CONSTANT!>x<!> === "1"<!>
<!EQUALITY_NOT_APPLICABLE!><!DEBUG_INFO_CONSTANT!>x<!> !== "1"<!>
<!ALWAYS_NULL!>x<!> === 1
<!ALWAYS_NULL!>x<!> !== 1
<!DEBUG_INFO_CONSTANT!>x<!> === 1
<!DEBUG_INFO_CONSTANT!>x<!> !== 1
<!ALWAYS_NULL!>x<!><!UNSAFE_INFIX_CALL!>..<!>2
<!ALWAYS_NULL, TYPE_MISMATCH!>x<!> in 1..2
<!DEBUG_INFO_CONSTANT!>x<!><!UNSAFE_INFIX_CALL!>..<!>2
<!TYPE_MISMATCH, DEBUG_INFO_CONSTANT!>x<!> in 1..2
val y : Boolean? = true
<!UNUSED_EXPRESSION!>false || <!TYPE_MISMATCH!>y<!><!>