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Pseudocode: Do not generate implicit return instruction inside of

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Unit-typed lambdas
 #KT-5549 Fixed
This commit is contained in:
Alexey Sedunov
2014-07-29 20:53:23 +04:00
parent 17dd5b9d05
commit 9fee8600cb
17 changed files with 63 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files
compiler/testData/cfg/controlStructures/Finally.instructions
+2 -4
View File
@@ -152,9 +152,8 @@ L6:
read (Unit) PREV:[jf(L6|<v2>)]
L7:
merge(if (2 > 3) { return@l }|!<v3>) -> <v4>
4 ret(*|<v4>) L5
L5:
<END> NEXT:[<SINK>] PREV:[ret L5, ret(*|<v4>) L5]
4 <END> NEXT:[<SINK>] PREV:[ret L5, merge(if (2 > 3) { return@l }|!<v3>) -> <v4>]
error:
<ERROR> PREV:[]
sink:
@@ -235,9 +234,8 @@ L10 [skipFinallyToErrorBlock]:
7 mark({ 2 }) PREV:[jmp(L10 [skipFinallyToErrorBlock])]
r(2) -> <v4>
4 merge(try { 1 if (2 > 3) { return@l } } finally { 2 }|<v6>) -> <v7>
3 ret(*|<v7>) L4
L4:
<END> NEXT:[<SINK>] PREV:[ret L4, ret(*|<v7>) L4]
3 <END> NEXT:[<SINK>] PREV:[ret L4, merge(try { 1 if (2 > 3) { return@l } } finally { 2 }|<v6>) -> <v7>]
error:
<ERROR> PREV:[jmp(error)]
sink:
compiler/testData/cfg/controlStructures/Finally.values
+6 -6
View File
@@ -74,8 +74,8 @@ try { 1 @l{ () -> if (2 > 3) { return@l } } } finally { 2 } <v3>: * NEW:
2 > 3 <v2>: Boolean NEW: call(2 > 3, compareTo|<v0>, <v1>) -> <v2>
return@l !<v3>: *
{ return@l } !<v3>: * COPY
if (2 > 3) { return@l } <v4>: Unit NEW: merge(if (2 > 3) { return@l }|!<v3>) -> <v4>
if (2 > 3) { return@l } <v4>: Unit COPY
if (2 > 3) { return@l } <v4>: * NEW: merge(if (2 > 3) { return@l }|!<v3>) -> <v4>
if (2 > 3) { return@l } <v4>: * COPY
=====================
== t4 ==
fun t4() {
@@ -113,12 +113,12 @@ fun t4() {
2 > 3 <v3>: Boolean NEW: call(2 > 3, compareTo|<v1>, <v2>) -> <v3>
return@l !<v5>: *
{ return@l } !<v5>: * COPY
if (2 > 3) { return@l } <v6>: Unit NEW: merge(if (2 > 3) { return@l }|!<v5>) -> <v6>
{ 1 if (2 > 3) { return@l } } <v6>: Unit COPY
if (2 > 3) { return@l } <v6>: * NEW: merge(if (2 > 3) { return@l }|!<v5>) -> <v6>
{ 1 if (2 > 3) { return@l } } <v6>: * COPY
2 <v4>: * NEW: r(2) -> <v4>
{ 2 } <v4>: * COPY
try { 1 if (2 > 3) { return@l } } finally { 2 } <v7>: Unit NEW: merge(try { 1 if (2 > 3) { return@l } } finally { 2 }|<v6>) -> <v7>
try { 1 if (2 > 3) { return@l } } finally { 2 } <v7>: Unit COPY
try { 1 if (2 > 3) { return@l } } finally { 2 } <v7>: * NEW: merge(try { 1 if (2 > 3) { return@l } } finally { 2 }|<v6>) -> <v7>
try { 1 if (2 > 3) { return@l } } finally { 2 } <v7>: * COPY
=====================
== t5 ==
fun t5() {
compiler/testData/cfg/expressions/parenthesizedSelector.instructions
+1 -2
View File
@@ -78,9 +78,8 @@ L3:
r("") -> <v2>
mark((foo)())
call((foo)(), invoke|<v1>, <v2>) -> <v3>
3 ret(*|<v3>) L4
L4:
<END> NEXT:[<SINK>]
3 <END> NEXT:[<SINK>]
error:
<ERROR> PREV:[]
sink:
compiler/testData/cfg/expressions/parenthesizedSelector.values
+3 -3
View File
@@ -36,7 +36,7 @@ with(1) { "".(foo)() } <v2>: * NEW: call(with(1) { "".
"" <v2>: String NEW: r("") -> <v2>
foo <v1>: {<: String.() -> Unit} NEW: r(foo|<v0>) -> <v1>
(foo) <v1>: {<: String.() -> Unit} COPY
(foo)() <v3>: Unit NEW: call((foo)(), invoke|<v1>, <v2>) -> <v3>
"".(foo)() <v3>: Unit COPY
"".(foo)() <v3>: Unit COPY
(foo)() <v3>: * NEW: call((foo)(), invoke|<v1>, <v2>) -> <v3>
"".(foo)() <v3>: * COPY
"".(foo)() <v3>: * COPY
=====================
compiler/testData/diagnostics/tests/FunctionCalleeExpressions.kt
+1 -1
View File
@@ -60,7 +60,7 @@ fun main1() {
1.({Int.() -> 1})()
1.(f())()
1.if(true){f()}else{f()}()
1.if(true){Int.() -> 1}else{f()}()
1.if(true){Int.() -> <!UNUSED_EXPRESSION!>1<!>}else{f()}()
1.if(true){Int.() -> 1}else{Int.() -> 1}()
1.<!FUNCTION_EXPECTED!>"sdf"<!>()
compiler/testData/diagnostics/tests/FunctionReturnTypes.kt
+1 -1
View File
@@ -205,4 +205,4 @@ fun testFunctionLiterals() {
object A {}
}
}
}
compiler/testData/diagnostics/tests/Varargs.kt
+2 -2
View File
@@ -11,7 +11,7 @@ fun test() {
v1({})
v1({}, {})
v1({}, <!CONSTANT_EXPECTED_TYPE_MISMATCH!>1<!>, {})
v1({}, {}, {it})
v1({}, {}, {<!UNUSED_EXPRESSION!>it<!>})
v1({}) <!VARARG_OUTSIDE_PARENTHESES, DANGLING_FUNCTION_LITERAL_ARGUMENT_SUSPECTED!>{}<!>
v1 <!VARARG_OUTSIDE_PARENTHESES, DANGLING_FUNCTION_LITERAL_ARGUMENT_SUSPECTED!>{}<!>
}
}
compiler/testData/diagnostics/tests/controlFlowAnalysis/deadCode/expressionInUnitLiteral.kt
+8
View File
@@ -0,0 +1,8 @@
fun main(args: Array<String>) {
"".run {
<!UNUSED_EXPRESSION!>""<!>
}
}
fun <T> T.run(f: (T) -> Unit): Unit = f(this)
compiler/testData/diagnostics/tests/controlStructures/emptyIf.kt
+1 -1
View File
@@ -13,4 +13,4 @@ fun test() {
foo({if (1==1);}())
return if (true);
}
}
compiler/testData/diagnostics/tests/controlStructures/kt770.kt351.kt735_StatementType.kt
+5 -5
View File
@@ -48,13 +48,13 @@ fun test2(): Unit { while(true) {} }
fun testCoercionToUnit() {
val <!UNUSED_VARIABLE!>simple<!>: ()-> Unit = {
41
<!UNUSED_EXPRESSION!>41<!>
}
val <!UNUSED_VARIABLE!>withIf<!>: ()-> Unit = {
if (true) {
3
<!UNUSED_EXPRESSION!>3<!>
} else {
45
<!UNUSED_EXPRESSION!>45<!>
}
}
val i = 34
@@ -66,8 +66,8 @@ fun testCoercionToUnit() {
doSmth(d)
}
2 -> '4'
else -> true
2 -> <!UNUSED_EXPRESSION!>'4'<!>
else -> <!UNUSED_EXPRESSION!>true<!>
}
}
compiler/testData/diagnostics/tests/functionLiterals/unusedLiteralInsideUnitLiteral.kt
+8
View File
@@ -0,0 +1,8 @@
fun main(args: Array<String>) {
"".run {
<!UNUSED_FUNCTION_LITERAL!>{}<!>
}
}
fun <T> T.run(f: (T) -> Unit): Unit = f(this)
compiler/testData/diagnostics/tests/j+k/ambiguousSamAdapters.kt
+2 -3
View File
@@ -13,6 +13,5 @@ public class A {
fun main() {
A.<!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!> { "Hello!" }
A.foo(Runnable { "Hello!" })
}
A.foo(Runnable { <!UNUSED_EXPRESSION!>"Hello!"<!> })
}
compiler/testData/diagnostics/tests/labels/kt3988.kt
+1 -1
View File
@@ -15,7 +15,7 @@ fun new2(body: Comment2.() -> Unit) = body
fun main(args: Array<String>) {
new {
new2 {
this@new //UNRESOLVED REFERENCE
<!UNUSED_EXPRESSION!>this@new<!> //UNRESOLVED REFERENCE
}
}
}
compiler/testData/diagnostics/tests/when/NoElseReturnedCoercionToUnit.kt
+1 -1
View File
@@ -1,7 +1,7 @@
fun foo(x: Int) {
r {
when (x) {
2 -> 0
2 -> <!UNUSED_EXPRESSION!>0<!>
}
}
}