fix(verify): fix flaky JIT tests with global buffers and KeepAlive

verify/jit_test.go

@@ -5,6 +5,7 @@ package verify
 
 import (
 	"bytes"
+	"runtime"
 	"testing"
 	"unsafe"
 )
@@ -68,6 +69,7 @@ func TestJITSum(t *testing.T) {
 		PutUint64(args, 16, uint64(cap(tt.data)))
 
 		out, err := k.CallFunc("sum", args)
+		runtime.KeepAlive(tt.data)
 		if err != nil {
 			t.Fatalf("CallFunc(sum, %v): %v", tt.data, err)
 		}
@@ -111,6 +113,8 @@ func TestJITWideCopy(t *testing.T) {
 			PutUint64(args, 40, uint64(tt.n)) // src_cap
 
 			_, err := k.CallFunc("wideCopy", args)
+			runtime.KeepAlive(dst)
+			runtime.KeepAlive(src)
 			if err != nil {
 				t.Fatalf("CallFunc(wideCopy): %v", err)
 			}