go source for verification 2026-05-22

test/fixedbugs/issue75327.go

@@ -0,0 +1,33 @@
+// run
+
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+func main() {
+	defer func() {
+		err := recover()
+		txt := fmt.Sprintf("%s", err)
+		if !strings.HasSuffix(txt, "with length 1") {
+			panic("bad error: " + txt)
+		}
+	}()
+	foo([]uint64{0})
+}
+
+//go:noinline
+func foo(haystack []uint64) {
+	for n := range len(haystack) {
+		_ = n
+		_ = haystack[1]
+	}
+
+	xxx := haystack[0:len(haystack)]
+	sink(xxx)
+}
+
+//go:noinline
+func sink([]uint64) {}