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Control-flow analysis: do-while scope is ended after condition but before jump #KT-15334 Fixed

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This commit is contained in:
Mikhail Glukhikh
2017-01-09 18:49:17 +03:00
parent b7a5ff456f
commit b81268cca1
14 changed files with 208 additions and 25 deletions
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compiler/testData/cfg-variables/bugs/doWhileAssignment.values
Vendored
+38
View File
@@ -0,0 +1,38 @@
== test ==
fun test() {
do {
val s: String
s = ""
} while (s == "")
}
---------------------
"" <v0>: String NEW: r("") -> <v0>
s = "" !<v1>: *
{ val s: String s = "" } !<v1>: * COPY
s <v2>: OR{*, *} NEW: r(s) -> <v2>
"" <v3>: * NEW: r("") -> <v3>
s == "" <v4>: Boolean NEW: call(s == "", equals|<v2>, <v3>) -> <v4>
do { val s: String s = "" } while (s == "") !<v5>: *
{ do { val s: String s = "" } while (s == "") } !<v5>: * COPY
=====================
== test2 ==
fun test2() {
while (true) {
val s: String
s = ""
if (s != "") break
}
}
---------------------
<v1>: * NEW: magic[VALUE_CONSUMER](true|<v0>) -> <v1>
true <v0>: Boolean NEW: r(true) -> <v0>
"" <v2>: String NEW: r("") -> <v2>
s <v3>: OR{*, *} NEW: r(s) -> <v3>
"" <v4>: * NEW: r("") -> <v4>
s != "" <v5>: Boolean NEW: call(s != "", equals|<v3>, <v4>) -> <v5>
break !<v6>: *
if (s != "") break <v7>: * NEW: merge(if (s != "") break|!<v6>) -> <v7>
{ val s: String s = "" if (s != "") break } <v7>: * COPY
while (true) { val s: String s = "" if (s != "") break } !<v8>: *
{ while (true) { val s: String s = "" if (s != "") break } } !<v8>: * COPY
=====================