Swift: tentatively fix type mangling

Author: Paolo Tranquilli

swift/extractor/mangler/SwiftMangler.cpp

@@ -197,19 +197,30 @@ SwiftMangledName SwiftMangler::visitAnyFunctionType(const swift::AnyFunctionType
   auto ret = initMangled(type);
   for (const auto& param : type->getParams()) {
     ret << fetch(param.getPlainType());
-    if (param.isInOut()) {
-      ret << "_inout";
+    auto flags = param.getParameterFlags();
+    ret << "_" << getNameForParamSpecifier(flags.getOwnershipSpecifier());
+    if (flags.isIsolated()) {
+      ret << "_isolated";
     }
-    if (param.isOwned()) {
-      ret << "_owned";
+    if (flags.isAutoClosure()) {
+      ret << "_autoclosure";
     }
-    if (param.isShared()) {
-      ret << "_shared";
+    if (flags.isNonEphemeral()) {
+      ret << "_nonephermeral";
     }
-    if (param.isIsolated()) {
+    if (flags.isIsolated()) {
       ret << "_isolated";
     }
-    if (param.isVariadic()) {
+    if (flags.isSending()) {
+      ret << "_sending";
+    }
+    if (flags.isCompileTimeConst()) {
+      ret << "_compiletimeconst";
+    }
+    if (flags.isNoDerivative()) {
+      ret << "_noderivative";
+    }
+    if (flags.isVariadic()) {
       ret << "...";
     }
   }
@@ -219,6 +230,9 @@ SwiftMangledName SwiftMangler::visitAnyFunctionType(const swift::AnyFunctionType
   }
   if (type->isThrowing()) {
     ret << "_throws";
+    if (type->hasThrownError()) {
+      ret << "(" << fetch(type->getThrownError()) << ")";
+    }
   }
   if (type->isSendable()) {
     ret << "_sendable";

swift/third_party/load.bzl

@@ -6,7 +6,7 @@ load("//misc/bazel:lfs.bzl", "lfs_archive", "lfs_files")
 _override = {
     # these are used to test new artifacts. Must be empty before merging to main
     "swift-prebuilt-macOS.tar.zst": "a016ed60ee1a534439ed4d55100ecf6b9fc739f629be20942345ac5156cb6296",
-    "swift-prebuilt-Linux.tar.zst": "54240eb2da948207862ea8eb9bcbfe4447016534b9a8e6d8ee1af67db2a3e73f",
+    "swift-prebuilt-Linux.tar.zst": "c45976d50670964132cef1dcf98bccd3fff809d33b2207a85cf3cfd07ec84528",
     "resource-dir-macOS.zip": "286e4403aa0a56641c2789e82036481535e336484f2c760bec0f42e3afe5dd87",
     "resource-dir-Linux.zip": "16a1760f152395377a580a994885e0877338279125834463a6a38f4006ad61ca",
 }