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

verify/lz4_test.go

@@ -6,6 +6,7 @@ package verify
 import (
 	"bytes"
 	"os"
+	"runtime"
 	"testing"
 	"unsafe"
 )
@@ -45,6 +46,8 @@ func callDecodeBlockAVX2(t *testing.T, k *Kernel, src, dst []byte) (int, int) {
 	PutUint64(args, 40, uint64(cap(dst)))
 
 	out, err := k.CallFunc("decodeBlockAVX2", args)
+	runtime.KeepAlive(src)
+	runtime.KeepAlive(dst)
 	if err != nil {
 		t.Fatalf("CallFunc(decodeBlockAVX2): %v", err)
 	}
@@ -150,6 +153,8 @@ func TestLZ4WideCopyAVX2(t *testing.T) {
 		PutUint64(args, 40, uint64(n))
 
 		_, err := k.CallFunc("wideCopyAVX2", args)
+		runtime.KeepAlive(dst)
+		runtime.KeepAlive(src)
 		if err != nil {
 			t.Fatalf("wideCopyAVX2(n=%d): %v", n, err)
 		}