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compiler: fix unsafe.Sizeof for chan and map values

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These types are simply pointers. For some reason, they were never
implemented.

Fixes https://github.com/tinygo-org/tinygo/issues/3083.
This commit is contained in:
Ayke van Laethem
2022-08-31 23:02:17 +02:00
committed by Ayke
parent 9e8739bb47
commit b485e8bfbd
2 changed files with 3 additions and 1 deletions
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testdata/reflect.go
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@@ -175,6 +175,8 @@ func main() {
assertSize(reflect.TypeOf("").Size() == unsafe.Sizeof(""), "string")
assertSize(reflect.TypeOf(new(int)).Size() == unsafe.Sizeof(new(int)), "*int")
assertSize(reflect.TypeOf(zeroFunc).Size() == unsafe.Sizeof(zeroFunc), "func()")
assertSize(reflect.TypeOf(zeroChan).Size() == unsafe.Sizeof(zeroChan), "chan int")
assertSize(reflect.TypeOf(zeroMap).Size() == unsafe.Sizeof(zeroMap), "map[string]int")
// make sure embedding a zero-sized "not comparable" struct does not add size to a struct
assertSize(reflect.TypeOf(doNotCompare{}).Size() == unsafe.Sizeof(doNotCompare{}), "[0]func()")