ssa: builtin len&cap

cl/_testrt/builtin/in.go

@@ -1,11 +1,33 @@
 package main
 
+import (
+	"github.com/goplus/llgo/internal/runtime/c"
+)
+
 var a int64 = 1<<63 - 1
 var b int64 = -1 << 63
-var c uint64 = 1<<64 - 1
+var n uint64 = 1<<64 - 1
 
 func main() {
-	var a = []int{1, 2, 3, 4}
-	_ = len(a)
-	_ = len([]int{1, 2, 3, 4})
+	var s = []int{1, 2, 3, 4}
+	var a = [...]int{1, 2, 3, 4}
+
+	out(len(s))
+	out(len([]int{1, 2, 3, 4}))
+	out(len(a))
+	out(len(&a))
+	out(len([4]int{1, 2, 3, 4}))
+	string_len("hello")
+
+	out(cap(s))
+	out(cap(a))
+	out(cap(&a))
+}
+
+func string_len(s string) {
+	out(len(s))
+}
+
+func out(n int) {
+	c.Printf(c.Str("%d\n"), n)
 }