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compiler: add support for full slice expression for slicing arrays

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This was an oversight in the main commit for full slice expressions:
https://github.com/tinygo-org/tinygo/pull/472
This syntax is used by the regexp package, for example.
This commit is contained in:
Ayke van Laethem
2019-08-11 14:30:43 +02:00
committed by Ron Evans
parent ea8e4079bc
commit fea56d4164
2 changed files with 13 additions and 3 deletions
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testdata/slice.go
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+13
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@@ -79,6 +79,19 @@ func main() {
assert(cap(longfoo[uint64(1):uint64(3):uint64(5)]) == 4)
assert(cap(longfoo[uintptr(1):uintptr(3):uintptr(5)]) == 4)
// slicing an array with max parameter (added in Go 1.2)
assert(cap(arr[int(1):int(2):int(4)]) == 3)
assert(cap(arr[int8(1):int8(2):int8(4)]) == 3)
assert(cap(arr[int16(1):int16(2):int16(4)]) == 3)
assert(cap(arr[int32(1):int32(2):int32(4)]) == 3)
assert(cap(arr[int64(1):int64(2):int64(4)]) == 3)
assert(cap(arr[uint(1):uint(2):uint(4)]) == 3)
assert(cap(arr[uint8(1):uint8(2):uint8(4)]) == 3)
assert(cap(arr[uint16(1):uint16(2):uint16(4)]) == 3)
assert(cap(arr[uint32(1):uint32(2):uint32(4)]) == 3)
assert(cap(arr[uint64(1):uint64(2):uint64(4)]) == 3)
assert(cap(arr[uintptr(1):uintptr(2):uintptr(4)]) == 3)
// copy
println("copy foo -> bar:", copy(bar, foo))
printslice("bar", bar)