1 files changed, 18 insertions, 0 deletions
diff --git a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
index 64151962321..9953f5e1731 100644
--- a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
@@ -553,6 +553,7 @@ enum class LLVMRustMemoryEffects {
   None,
   ReadOnly,
   InaccessibleMemOnly,
+  ReadOnlyNotPure,
 };
 
 extern "C" LLVMAttributeRef
@@ -568,6 +569,10 @@ LLVMRustCreateMemoryEffectsAttr(LLVMContextRef C,
   case LLVMRustMemoryEffects::InaccessibleMemOnly:
     return wrap(Attribute::getWithMemoryEffects(
         *unwrap(C), MemoryEffects::inaccessibleMemOnly()));
+  case LLVMRustMemoryEffects::ReadOnlyNotPure:
+    return wrap(Attribute::getWithMemoryEffects(
+        *unwrap(C),
+        MemoryEffects::readOnly() | MemoryEffects::inaccessibleMemOnly()));
   default:
     report_fatal_error("bad MemoryEffects.");
   }
@@ -1680,6 +1685,14 @@ extern "C" void LLVMRustContextConfigureDiagnosticHandler(
           RemarkStreamer(std::move(RemarkStreamer)),
           LlvmRemarkStreamer(std::move(LlvmRemarkStreamer)) {}
 
+#if LLVM_VERSION_GE(22, 0)
+    ~RustDiagnosticHandler() {
+      if (RemarkStreamer) {
+        RemarkStreamer->releaseSerializer();
+      }
+    }
+#endif
+
     virtual bool handleDiagnostics(const DiagnosticInfo &DI) override {
       // If this diagnostic is one of the optimization remark kinds, we can
       // check if it's enabled before emitting it. This can avoid many
@@ -1774,9 +1787,14 @@ extern "C" void LLVMRustContextConfigureDiagnosticHandler(
     // Do not delete the file after we gather remarks
     RemarkFile->keep();
 
+#if LLVM_VERSION_GE(22, 0)
+    auto RemarkSerializer = remarks::createRemarkSerializer(
+        llvm::remarks::Format::YAML, RemarkFile->os());
+#else
     auto RemarkSerializer = remarks::createRemarkSerializer(
         llvm::remarks::Format::YAML, remarks::SerializerMode::Separate,
         RemarkFile->os());
+#endif
     if (Error E = RemarkSerializer.takeError()) {
       std::string Error = std::string("Cannot create remark serializer: ") +
                           toString(std::move(E));