jlengrand/kotlin
1
0
Fork 0
mirror of https://github.com/jlengrand/kotlin.git synced 2026-05-08 15:53:19 +00:00
Code Issues Packages Projects Releases Wiki Activity

When2Switch: generate ifnonnull check for nullable values before *switch-opcode

Browse Source
This commit is contained in:
Denis Zharkov
2014-07-17 11:59:58 +04:00
committed by Evgeny Gerashchenko
parent 706bbd7b72
commit 8d8c3d2b9e
11 changed files with 218 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
compiler/testData/codegen/bytecodeText/whenEnumOptimization/nullability.kt Normal file
View File

@@ -0,0 +1,26 @@
enum class Season {
WINTER
SPRING
SUMMER
AUTUMN
}
fun foo1(x : Season?) : String {
when(x) {
Season.AUTUMN, Season.SPRING -> return "autumn_or_spring";
Season.SUMMER, null -> return "summer_or_null"
}
return "other"
}
fun foo2(x : Season?) : String {
when(x) {
Season.AUTUMN, Season.SPRING -> return "autumn_or_spring";
Season.SUMMER -> return "summer"
}
return "other"
}
// 2 TABLESWITCH

18
compiler/testData/codegen/bytecodeText/whenStringOptimization/nullability.kt Normal file
View File

@@ -0,0 +1,18 @@
fun foo1(x : String?) : String {
when (x) {
"abc", "cde" -> return "abc_cde"
"efg", "ghi", null -> return "efg_ghi"
}
return "other"
}
fun foo2(x : String?) : String {
when (x) {
"abc", "cde" -> return "abc_cde"
"efg", "ghi" -> return "efg_ghi"
else -> return "other"
}
}
// 2 LOOKUPSWITCH