diff --git a/clang/blink_gc_plugin/DiagnosticsReporter.cpp b/clang/blink_gc_plugin/DiagnosticsReporter.cpp
index f72eddf041d09ceae15b330056385389cf0b7e18..38d22eb7a501ebaf787fd08b53ce3baf424cdace 100644
--- a/clang/blink_gc_plugin/DiagnosticsReporter.cpp
+++ b/clang/blink_gc_plugin/DiagnosticsReporter.cpp
@@ -424,8 +424,9 @@ bool DiagnosticsReporter::hasErrorOccurred() const
 }
 
 DiagnosticsEngine::Level DiagnosticsReporter::getErrorLevel() const {
-  return diagnostic_.getWarningsAsErrors() ? DiagnosticsEngine::Error
-                                           : DiagnosticsEngine::Warning;
+  return DiagnosticsEngine::Warning;
+  // return diagnostic_.getWarningsAsErrors() ? DiagnosticsEngine::Error
+  //                                          : DiagnosticsEngine::Warning;
 }
 
 void DiagnosticsReporter::ClassMustLeftMostlyDeriveGC(
diff --git a/clang/raw_ptr_plugin/FindBadRawPtrPatterns.cpp b/clang/raw_ptr_plugin/FindBadRawPtrPatterns.cpp
index 7eddbfc2dba1301a9949c0616b4b64541cdde5ff..b4242aebcf7f813e0cf77d32a6d4d2bc0dcf1f8a 100644
--- a/clang/raw_ptr_plugin/FindBadRawPtrPatterns.cpp
+++ b/clang/raw_ptr_plugin/FindBadRawPtrPatterns.cpp
@@ -44,7 +44,8 @@ class BadCastMatcher : public MatchFinder::MatchCallback {
         exclude_files_(exclude_files),
         exclude_functions_(exclude_functions) {
     error_bad_cast_signature_ = compiler_.getDiagnostics().getCustomDiagID(
-        clang::DiagnosticsEngine::Error, kBadCastDiagnostic);
+        // clang::DiagnosticsEngine::Error, kBadCastDiagnostic);
+        clang::DiagnosticsEngine::Warning, kBadCastDiagnostic);
     note_bad_cast_signature_explanation_ =
         compiler_.getDiagnostics().getCustomDiagID(
             clang::DiagnosticsEngine::Note, kBadCastDiagnosticNoteExplanation);
@@ -135,7 +136,8 @@ class RawPtrFieldMatcher : public MatchFinder::MatchCallback {
       const RawPtrAndRefExclusionsOptions& exclusion_options)
       : compiler_(compiler), exclusion_options_(exclusion_options) {
     error_need_raw_ptr_signature_ = compiler_.getDiagnostics().getCustomDiagID(
-        clang::DiagnosticsEngine::Error, kNeedRawPtrSignature);
+        // clang::DiagnosticsEngine::Error, kNeedRawPtrSignature);
+        clang::DiagnosticsEngine::Warning, kNeedRawPtrSignature);
   }
 
   void Register(MatchFinder& match_finder) {
@@ -176,7 +178,8 @@ class RawRefFieldMatcher : public MatchFinder::MatchCallback {
       const RawPtrAndRefExclusionsOptions& exclusion_options)
       : compiler_(compiler), exclusion_options_(exclusion_options) {
     error_need_raw_ref_signature_ = compiler_.getDiagnostics().getCustomDiagID(
-        clang::DiagnosticsEngine::Error, kNeedRawRefSignature);
+        // clang::DiagnosticsEngine::Error, kNeedRawRefSignature);
+        clang::DiagnosticsEngine::Warning, kNeedRawRefSignature);
   }
 
   void Register(MatchFinder& match_finder) {
@@ -216,7 +219,8 @@ class RawPtrToStackAllocatedMatcher : public MatchFinder::MatchCallback {
   explicit RawPtrToStackAllocatedMatcher(clang::CompilerInstance& compiler)
       : compiler_(compiler), stack_allocated_predicate_() {
     error_no_raw_ptr_to_stack_ = compiler_.getDiagnostics().getCustomDiagID(
-        clang::DiagnosticsEngine::Error, kNoRawPtrToStackAllocatedSignature);
+        // clang::DiagnosticsEngine::Error, kNoRawPtrToStackAllocatedSignature);
+        clang::DiagnosticsEngine::Warning, kNoRawPtrToStackAllocatedSignature);
   }
 
   void Register(MatchFinder& match_finder) {
@@ -268,11 +272,13 @@ class SpanFieldMatcher : public MatchFinder::MatchCallback {
       const RawPtrAndRefExclusionsOptions& exclusion_options)
       : compiler_(compiler), exclusion_options_(exclusion_options) {
     error_need_span_signature_ = compiler_.getDiagnostics().getCustomDiagID(
-        clang::DiagnosticsEngine::Error, kNeedRawSpanSignature);
-
+        // clang::DiagnosticsEngine::Error, kNeedRawSpanSignature);
+        clang::DiagnosticsEngine::Warning, kNeedRawSpanSignature);
+        
     error_need_container_span_signature_ =
         compiler_.getDiagnostics().getCustomDiagID(
-            clang::DiagnosticsEngine::Error, kNeedContainerSpanSignature);
+            // clang::DiagnosticsEngine::Error, kNeedContainerSpanSignature);
+            clang::DiagnosticsEngine::Warning, kNeedContainerSpanSignature);
   }
 
   void Register(MatchFinder& match_finder) {
diff --git a/clang/raw_ptr_plugin/StackAllocatedChecker.cpp b/clang/raw_ptr_plugin/StackAllocatedChecker.cpp
index a71ce05819d234b1d35c9fd4947c3a1003555379..e323e46ae5757acf92aa7ddb32d008793f719b0c 100644
--- a/clang/raw_ptr_plugin/StackAllocatedChecker.cpp
+++ b/clang/raw_ptr_plugin/StackAllocatedChecker.cpp
@@ -101,7 +101,8 @@ StackAllocatedChecker::StackAllocatedChecker(clang::CompilerInstance& compiler)
     : compiler_(compiler),
       stack_allocated_field_error_signature_(
           compiler.getDiagnostics().getCustomDiagID(
-              clang::DiagnosticsEngine::Error,
+              // clang::DiagnosticsEngine::Error,
+              clang::DiagnosticsEngine::Warning,
               kStackAllocatedFieldError)) {}
 
 void StackAllocatedChecker::Check(clang::CXXRecordDecl* record) {
diff --git a/llvm-build/build.py b/llvm-build/build.py
index e65ad1956fdf509db5b4712aa0312db4db497532..e5417b8f8142984ce26a964dd9e1a4e50bb1440d 100755
--- a/llvm-build/build.py
+++ b/llvm-build/build.py
@@ -2673,6 +2673,13 @@ class LlvmPackage(BuildUtils):
         src_lib_dir = os.path.join(llvm_install, 'lib')
         
         for root, dirs, files in os.walk(src_lib_dir):
+            relative_path = os.path.relpath(root, src_lib_dir)
+            parts = relative_path.split(os.sep)
+    
+            # 如果lib的下一层目录是x86_64-unknown-linux-gnu，则跳过处理
+            if len(parts) >= 1 and parts[0] == "x86_64-unknown-linux-gnu":
+                continue
+            
             for file in files:
                 if file == 'libc++.a':
                     libcpp_path = os.path.join(root, file)