Optimize range operations for 'until' extension from stdlib (KT-9900)
NB: for-in-until loop is generated as precondition loop, because the corresponding range is right-exclusive (and thus we have no problems with integer overflows).
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@@ -1,6 +1,7 @@
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fun Int.until(other: Int) = this..other - 1
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fun foo() {
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for (i in 1 until 2) {
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val range = 1 until 2
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for (i in range) {
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}
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for (i in 1..2 step 4) {}
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