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Use while loop for progressions that cannot overflow (instead of

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do-while with enclosing "not empty" check).

Also do not add additional "not empty" condition for `until` loops when
the given bound is a constant != MIN_VALUE.
This commit is contained in:
Mark Punzalan
2019-03-29 10:33:30 -07:00
committed by max-kammerer
parent ba0e016c4e
commit 7680e7fd56
25 changed files with 403 additions and 94 deletions
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compiler/testData/codegen/bytecodeText/forLoop/forInIndices/forInObjectArrayIndices.kt
Vendored
+1 -4
View File
@@ -1,4 +1,3 @@
// IGNORE_BACKEND: JVM_IR
fun test() {
var sum = 0
for (i in arrayOf("", "", "", "").indices) {
@@ -12,6 +11,4 @@ fun test() {
// 0 getFirst
// 0 getLast
// 0 IF_ICMPGT
// 0 IF_ICMPEQ
// 1 IF_ICMPGE
// 1 IF_ICMP
compiler/testData/codegen/bytecodeText/forLoop/forInIndices/forInPrimitiveArrayIndices.kt
Vendored
+1 -4
View File
@@ -1,4 +1,3 @@
// IGNORE_BACKEND: JVM_IR
fun test() {
var sum = 0
for (i in intArrayOf(0, 0, 0, 0).indices) {
@@ -12,6 +11,4 @@ fun test() {
// 0 getFirst
// 0 getLast
// 0 IF_ICMPGT
// 0 IF_ICMPEQ
// 1 IF_ICMPGE
// 1 IF_ICMP