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CFA minor: retain initialization state while analyzing variable declaration

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(cherry picked from commit c89f4db)
This commit is contained in:
Mikhail Glukhikh
2016-09-29 13:16:23 +03:00
committed by Mikhail Glukhikh
parent 436b0ec873
commit f95dcad179
3 changed files with 15 additions and 16 deletions
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compiler/testData/cfg-variables/lexicalScopes/doWhileScope.instructions
Vendored
+7 -7
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@@ -11,21 +11,21 @@ L0:
1 <START> INIT: in: {} out: {}
2 mark({ "before" do { var a = 2 } while (a > 0) "after" })
mark("before")
r("before") -> <v0> USE: in: {} out: {}
r("before") -> <v0> USE: in: {} out: {}
3 mark(do { var a = 2 } while (a > 0))
L2 [loop entry point]:
L4 [body entry point]:
mark({ var a = 2 }) INIT: in: {a=I?} out: {a=I?}
v(var a = 2) INIT: in: {a=I?} out: {a=ID}
r(2) -> <v1> INIT: in: {a=ID} out: {a=ID}
w(a|<v1>)
v(var a = 2) INIT: in: {a=I?} out: {a=I?D}
r(2) -> <v1> INIT: in: {a=I?D} out: {a=I?D}
w(a|<v1>) INIT: in: {a=I?D} out: {a=ID}
L5 [body exit point]:
L6 [condition entry point]:
r(a) -> <v2>
r(a) -> <v2> INIT: in: {a=ID} out: {a=ID}
r(0) -> <v3>
mark(a > 0)
call(a > 0, compareTo|<v2>, <v3>) -> <v4>
jt(L2|<v4>) USE: in: {a=READ} out: {a=READ}
jt(L2|<v4>) USE: in: {a=READ} out: {a=READ}
L3 [loop exit point]:
read (Unit)
2 mark("after") INIT: in: {} out: {}
@@ -35,5 +35,5 @@ L1:
error:
<ERROR>
sink:
<SINK> USE: in: {} out: {}
<SINK> USE: in: {} out: {}
=====================