patch runtime, sync (use llgo:skipall)

internal/build/build.go

@@ -399,7 +399,7 @@ func buildPkg(prog llssa.Program, aPkg *aPackage, mode Mode, verbose bool) {
 
 func canSkipToBuild(pkgPath string) bool {
 	switch pkgPath {
-	case "unsafe", "runtime", "errors", "sync":
+	case "unsafe", "errors":
 		return true
 	default:
 		return strings.HasPrefix(pkgPath, "internal/") ||
@@ -419,7 +419,9 @@ type none struct{}
 
 var hasAltPkg = map[string]none{
 	"math":        {},
+	"sync":        {},
 	"sync/atomic": {},
+	"runtime":     {},
 }
 
 type importer = func(pkgPath string) *packages.Package

internal/lib/runtime/runtime.go

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package runtime
+
+// llgo:skipall
+import (
+	_ "unsafe"
+)

internal/lib/sync/atomic/atomic.go

@@ -16,7 +16,6 @@
 
 package atomic
 
-// llgo:skipall
 import (
 	_ "unsafe"
 )

internal/lib/sync/sync.go

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package sync
+
+// llgo:skipall
+import (
+	_ "unsafe"
+)