diff --git a/attachment/repos/build.patch b/attachment/repos/build.patch
index bbe17f9809dd6752ee533c0b15c1ec6c84574e57..84c50014e1c32ce13efa69e053f54a61fca03a3e 100644
--- a/attachment/repos/build.patch
+++ b/attachment/repos/build.patch
@@ -102,16 +102,16 @@ index b8d0f47..a3d1ed9 100644
 @@ -313,7 +334,7 @@ if (!is_clang && using_sanitizer) {
    is_clang = true
  }
-
+ 
 -use_flutter_cxx = is_clang && (is_linux || is_android || is_mac || is_ios)
 +use_flutter_cxx = is_clang && (is_linux || is_android || is_mac || is_ios || is_ohos )
-
+ 
  if (is_msan && !is_linux) {
    assert(false, "Memory sanitizer is only available on Linux.")
 @@ -365,7 +386,9 @@ if (is_posix) {
    ]
  }
-
+ 
 -if (is_linux) {
 +if (is_ohos || (is_linux && host_os == "mac")) {
 +  _native_compiler_configs += [ "//build/config/ohos:sdk" ]
@@ -160,7 +160,7 @@ index b8d0f47..a3d1ed9 100644
    if (is_clang) {
      host_toolchain = "//build/toolchain/linux:clang_$host_cpu"
 diff --git a/build/config/compiler/BUILD.gn b/build/config/compiler/BUILD.gn
-index ba20010..17e0487 100644
+index ba20010..5f27c8c 100644
 --- a/build/config/compiler/BUILD.gn
 +++ b/build/config/compiler/BUILD.gn
 @@ -191,10 +191,16 @@ config("compiler") {
@@ -185,7 +185,7 @@ index ba20010..17e0487 100644
      } else if (current_cpu == "x86") {
        cflags += [ "-m32" ]
 @@ -315,7 +321,7 @@ config("compiler") {
-
+ 
    # Linux/Android common flags setup.
    # ---------------------------------
 -  if (is_linux || is_android) {
@@ -193,8 +193,8 @@ index ba20010..17e0487 100644
      cflags += [
        "-fPIC",
        "-pipe",  # Use pipes for communicating between sub-processes. Faster.
-@@ -334,7 +340,16 @@ config("compiler") {
-
+@@ -334,7 +340,28 @@ config("compiler") {
+ 
    # Linux-specific compiler flags setup.
    # ------------------------------------
 -  if (is_linux) {
@@ -202,7 +202,19 @@ index ba20010..17e0487 100644
 +    cflags += [ "-pthread" ]
 +    ldflags += [ "-pthread" ]
 +
-+    if (current_cpu == "arm64") {
++    if (current_cpu == "x86") {
++      cflags += [ "--target=x86-linux-ohos" ]
++      ldflags += [ "--target=x86-linux-ohos" ]
++      cflags += [ "-DBORINGSSL_CLANG_SUPPORTS_DOT_ARCH" ]
++    } else if (current_cpu == "x64") {
++      cflags += [ "--target=x86_64-linux-ohos" ]
++      ldflags += [ "--target=x86_64-linux-ohos" ]
++      cflags += [ "-DBORINGSSL_CLANG_SUPPORTS_DOT_ARCH" ]
++    } else if (current_cpu == "arm") {
++      cflags += [ "--target=aarch-linux-ohos" ]
++      ldflags += [ "--target=aarch-linux-ohos" ]
++      cflags += [ "-DBORINGSSL_CLANG_SUPPORTS_DOT_ARCH" ]
++    } else if (current_cpu == "arm64") {
 +      cflags += [ "--target=aarch64-linux-ohos" ]
 +      ldflags += [ "--target=aarch64-linux-ohos" ]
 +      cflags += [ "-DBORINGSSL_CLANG_SUPPORTS_DOT_ARCH" ]
@@ -210,8 +222,8 @@ index ba20010..17e0487 100644
 +  } else if (is_linux) {
      cflags += [ "-pthread" ]
      ldflags += [ "-pthread" ]
-
-@@ -521,9 +536,13 @@ config("runtime_library") {
+ 
+@@ -521,9 +548,13 @@ config("runtime_library") {
        ldflags += [ "-nostdlib++" ]
      }
      include_dirs = [
@@ -224,9 +236,9 @@ index ba20010..17e0487 100644
 +      include_dirs += [ "//third_party/libcxx/include" ]
 +    }
    }
-
+ 
    # Android standard library setup.
-@@ -860,17 +879,35 @@ config("optimize") {
+@@ -860,12 +891,14 @@ config("optimize") {
      cflags = [ "-Oz" ] + common_optimize_on_cflags  # Favor size over speed.
    } else if (is_wasm) {
      cflags = [ "-Oz" ]
@@ -235,34 +247,13 @@ index ba20010..17e0487 100644
    } else {
      cflags = [ "-O2" ] + common_optimize_on_cflags
    }
-
+ 
    lto_flags = []
 -  if (enable_lto && (is_ios || is_android || is_fuchsia || is_wasm)) {
 +  if (enable_lto && (is_ios || is_android || is_fuchsia || is_wasm || is_ohos)) {
      lto_flags += [ "-flto" ]
    }
-
-+  if (is_ohos) {
-+    cflags += [
-+      "-mcpu=tsv110",
-+      "-fwhole-program-vtables",
-+    ]
-+  }
-+
-   ldflags = common_optimize_on_ldflags + lto_flags
-   cflags += lto_flags
-+
-+  if (is_ohos) {
-+    ldflags += [
-+      "-Wl,--lto-O2",
-+      "-Wl,--plugin-opt=-mcpu=tsv110",
-+      "-Wl,-mllvm",
-+      "-Wl,-wholeprogramdevirt-check=fallback",
-+    ]
-+  }
- }
-
- # Turn off optimizations.
+ 
 diff --git a/build/config/ohos/BUILD.gn b/build/config/ohos/BUILD.gn
 new file mode 100644
 index 0000000..b2675d2
@@ -300,10 +291,10 @@ index 0000000..b2675d2
 +}
 diff --git a/build/config/ohos/config.gni b/build/config/ohos/config.gni
 new file mode 100644
-index 0000000..0022d70
+index 0000000..add7249
 --- /dev/null
 +++ b/build/config/ohos/config.gni
-@@ -0,0 +1,13 @@
+@@ -0,0 +1,32 @@
 +# Copyright 2014 The Chromium Authors. All rights reserved.
 +# Use of this source code is governed by a BSD-style license that can be
 +# found in the LICENSE file.
@@ -311,7 +302,26 @@ index 0000000..0022d70
 +# This file contains common system config stuff for the Ohos build.
 +
 +if (is_ohos) {
-+  if (current_cpu == "arm64") {
++  # Defines host_os
++  if (host_os == "linux") {
++    ohos_host_os = "linux"
++  } else if (host_os == "mac") {
++    ohos_host_os = "darwin"
++  } else if (host_os == "win") {
++    ohos_host_os = "win"
++  } else {
++    assert(false, "Need Ohos toolchain support for your build OS.")
++  }
++
++
++  # ABI ------------------------------------------------------------------------
++  if (current_cpu == "x86") {
++    ohos_app_abi = "x86"
++  } else if (current_cpu == "x64") {
++    ohos_app_abi = "x86_64"
++  } else if (current_cpu == "arm") {
++    ohos_app_abi = "armeabi-v7a"
++  } else if (current_cpu == "arm64") {
 +    ohos_app_abi = "arm64-v8a"
 +  } else {
 +    assert(false, "Unknown Ohos ABI: " + current_cpu)
@@ -864,7 +874,7 @@ index cad6cbc..c17950b 100644
 +++ b/build/secondary/third_party/glfw/BUILD.gn
 @@ -47,6 +47,34 @@ source_set("glfw") {
      ]
-
+ 
      defines = [ "_GLFW_WIN32" ]
 +  } else if (is_ohos) {
 +    sources += [
@@ -914,6 +924,6 @@ index 65b1623..a89742a 100644
 +  readelf = "${toolchain_bin}/llvm-readelf"
 +  nm = "${toolchain_bin}/llvm-nm"
 +  strip = "${toolchain_bin}/llvm-strip"
-
+ 
    target_triple_flags = "--target=${custom_target_triple}"
    sysroot_flags = "--sysroot ${custom_sysroot}"
diff --git a/attachment/repos/dart.patch0 b/attachment/repos/dart.patch0
index 04ca043cec6ffd71361c290ec56a2728f68b4704..8094cc2e317d80592662f557836994999c0b947c 100644
--- a/attachment/repos/dart.patch0
+++ b/attachment/repos/dart.patch0
@@ -1,4 +1,4 @@
-diff --git a/pkg/dds/lib/dds.dart b/pkg/dds/lib/dds.dart 
+diff --git a/pkg/dds/lib/dds.dart b/pkg/dds/lib/dds.dart
 index 177a9265649..c7038c56ad7 100644
 --- a/pkg/dds/lib/dds.dart
 +++ b/pkg/dds/lib/dds.dart
@@ -75,6 +75,60 @@ index 33be98fc0aa..eda146a0580 100644
    String? get authCode => _authCode;
    String? _authCode;
  
+diff --git a/pkg/vm/lib/transformations/ffi/abi.dart b/pkg/vm/lib/transformations/ffi/abi.dart
+index cc2d86bafd7..e703419eed7 100644
+--- a/pkg/vm/lib/transformations/ffi/abi.dart
++++ b/pkg/vm/lib/transformations/ffi/abi.dart
+@@ -40,6 +40,7 @@ enum _OS {
+   linux,
+   macos,
+   windows,
++  ohos,
+ }
+ 
+ /// An application binary interface (ABI).
+@@ -71,6 +72,9 @@ class Abi {
+   /// The application binary interface for Fuchsia on the X64 architecture.
+   static const fuchsiaX64 = _fuchsiaX64;
+ 
++  /// The application binary interface for Ohos on the X64 architecture.
++  static const ohosX64 = _ohosX64;
++
+   /// The application binary interface for iOS on the Arm architecture.
+   static const iosArm = _iosArm;
+ 
+@@ -131,6 +135,7 @@ class Abi {
+     androidX64,
+     fuchsiaArm64,
+     fuchsiaX64,
++    ohosX64,
+     iosArm,
+     iosArm64,
+     iosX64,
+@@ -176,6 +181,7 @@ class Abi {
+   static const _androidX64 = Abi._(_Architecture.x64, _OS.android);
+   static const _fuchsiaArm64 = Abi._(_Architecture.arm64, _OS.fuchsia);
+   static const _fuchsiaX64 = Abi._(_Architecture.x64, _OS.fuchsia);
++  static const _ohosX64 = Abi._(_Architecture.x64, _OS.ohos);  
+   static const _iosArm = Abi._(_Architecture.arm, _OS.ios);
+   static const _iosArm64 = Abi._(_Architecture.arm64, _OS.ios);
+   static const _iosX64 = Abi._(_Architecture.x64, _OS.ios);
+@@ -200,6 +206,7 @@ const Map<Abi, String> abiNames = {
+   Abi.androidX64: 'androidX64',
+   Abi.fuchsiaArm64: 'fuchsiaArm64',
+   Abi.fuchsiaX64: 'fuchsiaX64',
++  Abi.ohosX64: 'ohosX64',
+   Abi.iosArm: 'iosArm',
+   Abi.iosArm64: 'iosArm64',
+   Abi.iosX64: 'iosX64',
+@@ -239,6 +246,7 @@ const Map<Abi, Map<NativeType, int>> nonSizeAlignment = {
+   // _wordSize64
+   Abi.androidArm64: _wordSize64,
+   Abi.androidX64: _wordSize64,
++  Abi.ohosX64: _wordSize64,
+   Abi.fuchsiaArm64: _wordSize64,
+   Abi.fuchsiaX64: _wordSize64,
+   Abi.iosArm64: _wordSize64,
 diff --git a/runtime/BUILD.gn b/runtime/BUILD.gn
 index 13bfd0a724b..042b6a45f7e 100644
 --- a/runtime/BUILD.gn
@@ -5575,27 +5629,28 @@ index 66fa5a8d564..cc5eb834b3d 100644
  #if DART_TARGET_OS_MACOS_IOS
  #define DART_TARGET_OS_NAME IOS
 diff --git a/runtime/vm/compiler/ffi/abi.h b/runtime/vm/compiler/ffi/abi.h
-index b693ef85255..54b15f48890 100644
+index b693ef85255..6a3f42bd949 100644
 --- a/runtime/vm/compiler/ffi/abi.h
 +++ b/runtime/vm/compiler/ffi/abi.h
-@@ -24,6 +24,8 @@ enum class Abi {
+@@ -24,6 +24,9 @@ enum class Abi {
    kAndroidArm64,
    kAndroidIA32,
    kAndroidX64,
 +  kOhosArm,
 +  kOhosArm64,
++  kOhosX64,
    kFuchsiaArm64,
    kFuchsiaX64,
    kIOSArm,
-@@ -49,9 +51,9 @@ const int64_t num_abis = static_cast<int64_t>(Abi::kWindowsX64) + 1;
+@@ -49,9 +52,9 @@ const int64_t num_abis = static_cast<int64_t>(Abi::kWindowsX64) + 1;
  // - runtime/vm/compiler/frontend/kernel_to_il.cc
  static_assert(static_cast<int64_t>(Abi::kAndroidArm) == 0,
                "Enum value unexpected.");
 -static_assert(static_cast<int64_t>(Abi::kWindowsX64) == 19,
-+static_assert(static_cast<int64_t>(Abi::kWindowsX64) == 21,
++static_assert(static_cast<int64_t>(Abi::kWindowsX64) == 22,
                "Enum value unexpected.");
 -static_assert(num_abis == 20, "Enum value unexpected.");
-+static_assert(num_abis == 22, "Enum value unexpected.");
++static_assert(num_abis == 23, "Enum value unexpected.");
  
  // The target ABI. Defines sizes and alignment of native types.
  Abi TargetAbi();
@@ -7619,6 +7674,166 @@ index b7e5be3eab5..8a8f873f6c5 100644
  
    bool _isAllowedOrigin(String origin) {
      Uri uri;
+diff --git a/sdk/lib/ffi/abi.dart b/sdk/lib/ffi/abi.dart
+index e6f08b37d25..5af605a8764 100644
+--- a/sdk/lib/ffi/abi.dart
++++ b/sdk/lib/ffi/abi.dart
+@@ -34,6 +34,9 @@ class Abi {
+   /// The application binary interface for Fuchsia on the X64 architecture.
+   static const fuchsiaX64 = _fuchsiaX64;
+ 
++  /// The application binary interface for Ohos on the X64 architecture.
++  static const ohosX64 = _ohosX64;
++
+   /// The application binary interface for iOS on the Arm architecture.
+   static const iosArm = _iosArm;
+ 
+@@ -94,6 +97,7 @@ class Abi {
+     androidX64,
+     fuchsiaArm64,
+     fuchsiaX64,
++    ohosX64,
+     iosArm,
+     iosArm64,
+     iosX64,
+@@ -136,6 +140,7 @@ class Abi {
+   static const _androidX64 = Abi._(_Architecture.x64, _OS.android);
+   static const _fuchsiaArm64 = Abi._(_Architecture.arm64, _OS.fuchsia);
+   static const _fuchsiaX64 = Abi._(_Architecture.x64, _OS.fuchsia);
++  static const _ohosX64 = Abi._(_Architecture.x64, _OS.ohos);
+   static const _iosArm = Abi._(_Architecture.arm, _OS.ios);
+   static const _iosArm64 = Abi._(_Architecture.arm64, _OS.ios);
+   static const _iosX64 = Abi._(_Architecture.x64, _OS.ios);
+@@ -170,4 +175,5 @@ enum _OS {
+   linux,
+   macos,
+   windows,
++  ohos,
+ }
+diff --git a/sdk/lib/ffi/c_type.dart b/sdk/lib/ffi/c_type.dart
+index ee358c2f79d..1f9e629beb9 100644
+--- a/sdk/lib/ffi/c_type.dart
++++ b/sdk/lib/ffi/c_type.dart
+@@ -29,6 +29,7 @@ part of dart.ffi;
+   Abi.androidX64: Int8(),
+   Abi.fuchsiaArm64: Uint8(),
+   Abi.fuchsiaX64: Int8(),
++  Abi.ohosX64: Int8(),
+   Abi.iosArm: Int8(),
+   Abi.iosArm64: Int8(),
+   Abi.iosX64: Int8(),
+@@ -66,6 +67,7 @@ class Char extends AbiSpecificInteger {
+   Abi.androidX64: Int8(),
+   Abi.fuchsiaArm64: Int8(),
+   Abi.fuchsiaX64: Int8(),
++  Abi.ohosX64: Int8(),
+   Abi.iosArm: Int8(),
+   Abi.iosArm64: Int8(),
+   Abi.iosX64: Int8(),
+@@ -103,6 +105,7 @@ class SignedChar extends AbiSpecificInteger {
+   Abi.androidX64: Uint8(),
+   Abi.fuchsiaArm64: Uint8(),
+   Abi.fuchsiaX64: Uint8(),
++  Abi.ohosX64: Uint8(),
+   Abi.iosArm: Uint8(),
+   Abi.iosArm64: Uint8(),
+   Abi.iosX64: Uint8(),
+@@ -140,6 +143,7 @@ class UnsignedChar extends AbiSpecificInteger {
+   Abi.androidX64: Int16(),
+   Abi.fuchsiaArm64: Int16(),
+   Abi.fuchsiaX64: Int16(),
++  Abi.ohosX64: Int16(),
+   Abi.iosArm: Int16(),
+   Abi.iosArm64: Int16(),
+   Abi.iosX64: Int16(),
+@@ -177,6 +181,7 @@ class Short extends AbiSpecificInteger {
+   Abi.androidX64: Uint16(),
+   Abi.fuchsiaArm64: Uint16(),
+   Abi.fuchsiaX64: Uint16(),
++  Abi.ohosX64: Uint16(),
+   Abi.iosArm: Uint16(),
+   Abi.iosArm64: Uint16(),
+   Abi.iosX64: Uint16(),
+@@ -214,6 +219,7 @@ class UnsignedShort extends AbiSpecificInteger {
+   Abi.androidX64: Int32(),
+   Abi.fuchsiaArm64: Int32(),
+   Abi.fuchsiaX64: Int32(),
++  Abi.ohosX64: Int32(),
+   Abi.iosArm: Int32(),
+   Abi.iosArm64: Int32(),
+   Abi.iosX64: Int32(),
+@@ -251,6 +257,7 @@ class Int extends AbiSpecificInteger {
+   Abi.androidX64: Uint32(),
+   Abi.fuchsiaArm64: Uint32(),
+   Abi.fuchsiaX64: Uint32(),
++  Abi.ohosX64: Uint32(),
+   Abi.iosArm: Uint32(),
+   Abi.iosArm64: Uint32(),
+   Abi.iosX64: Uint32(),
+@@ -289,6 +296,7 @@ class UnsignedInt extends AbiSpecificInteger {
+   Abi.androidX64: Int64(),
+   Abi.fuchsiaArm64: Int64(),
+   Abi.fuchsiaX64: Int64(),
++  Abi.ohosX64: Int64(),
+   Abi.iosArm: Int32(),
+   Abi.iosArm64: Int64(),
+   Abi.iosX64: Int64(),
+@@ -327,6 +335,7 @@ class Long extends AbiSpecificInteger {
+   Abi.androidX64: Uint64(),
+   Abi.fuchsiaArm64: Uint64(),
+   Abi.fuchsiaX64: Uint64(),
++  Abi.ohosX64: Uint64(),
+   Abi.iosArm: Uint32(),
+   Abi.iosArm64: Uint64(),
+   Abi.iosX64: Uint64(),
+@@ -364,6 +373,7 @@ class UnsignedLong extends AbiSpecificInteger {
+   Abi.androidX64: Int64(),
+   Abi.fuchsiaArm64: Int64(),
+   Abi.fuchsiaX64: Int64(),
++  Abi.ohosX64: Int64(),
+   Abi.iosArm: Int64(),
+   Abi.iosArm64: Int64(),
+   Abi.iosX64: Int64(),
+@@ -401,6 +411,7 @@ class LongLong extends AbiSpecificInteger {
+   Abi.androidX64: Uint64(),
+   Abi.fuchsiaArm64: Uint64(),
+   Abi.fuchsiaX64: Uint64(),
++  Abi.ohosX64: Uint64(),
+   Abi.iosArm: Uint64(),
+   Abi.iosArm64: Uint64(),
+   Abi.iosX64: Uint64(),
+@@ -433,6 +444,7 @@ class UnsignedLongLong extends AbiSpecificInteger {
+   Abi.androidX64: Int64(),
+   Abi.fuchsiaArm64: Int64(),
+   Abi.fuchsiaX64: Int64(),
++  Abi.ohosX64: Int64(),
+   Abi.iosArm: Int32(),
+   Abi.iosArm64: Int64(),
+   Abi.iosX64: Int64(),
+@@ -466,6 +478,7 @@ class IntPtr extends AbiSpecificInteger {
+   Abi.androidX64: Uint64(),
+   Abi.fuchsiaArm64: Uint64(),
+   Abi.fuchsiaX64: Uint64(),
++  Abi.ohosX64: Uint64(),
+   Abi.iosArm: Uint32(),
+   Abi.iosArm64: Uint64(),
+   Abi.iosX64: Uint64(),
+@@ -499,6 +512,7 @@ class UintPtr extends AbiSpecificInteger {
+   Abi.androidX64: Uint64(),
+   Abi.fuchsiaArm64: Uint64(),
+   Abi.fuchsiaX64: Uint64(),
++  Abi.ohosX64: Uint64(),
+   Abi.iosArm: Uint32(),
+   Abi.iosArm64: Uint64(),
+   Abi.iosX64: Uint64(),
+@@ -535,6 +549,7 @@ class Size extends AbiSpecificInteger {
+   Abi.androidX64: Uint32(),
+   Abi.fuchsiaArm64: Uint32(),
+   Abi.fuchsiaX64: Int32(),
++  Abi.ohosX64: Int32(),
+   Abi.iosArm: Int32(),
+   Abi.iosArm64: Int32(),
+   Abi.iosX64: Int32(),
 diff --git a/sdk_args.gni b/sdk_args.gni
 index 4b2a1e4ea63..a864344ee8d 100644
 --- a/sdk_args.gni
diff --git a/attachment/scripts/ohos.py b/attachment/scripts/ohos.py
index 2d21f7848f4954e6e399f7dcf25ffc2390867848..d60c405775fcb9c163d2784360cc1b7097be03d3 100644
--- a/attachment/scripts/ohos.py
+++ b/attachment/scripts/ohos.py
@@ -28,6 +28,12 @@ from datetime import datetime
 
 SUPPORT_BUILD_NAMES = ("clean", "config", "har", "compile", "zip", "zip2", "upload")
 SUPPORT_BUILD_TYPES = ("debug", "profile", "release")
+SUPPORT_ABIS = {
+    "x86": "x86",
+    "x64": "x86_64",
+    "arm": "armeabi-v7a",
+    "arm64": "arm64-v8a",
+}
 DIR_ROOT = os.path.abspath(os.path.join(sys.argv[0], os.pardir))
 OS_NAME = platform.system().lower()
 IS_WINDOWS = OS_NAME.startswith("win")
@@ -61,14 +67,12 @@ class BuildInfo:
         buildType="release",
         targetOS="ohos",
         targetArch="arm64",
-        targetTriple="arm64-%s-ohos" % OS_NAME,
-        abi="arm64-v8a",
     ):
         self.buildType = buildType
         self.targetOS = targetOS
         self.targetArch = targetArch
-        self.targetTriple = targetTriple
-        self.abi = abi
+        self.targetTriple = "%s-%s-%s" % (targetArch, OS_NAME, targetOS)
+        self.abi = SUPPORT_ABIS[targetArch]
 
     def __repr__(self):
         return "BuildInfo(buildType=%s)" % (self.buildType)
@@ -333,6 +337,9 @@ def addParseParam(parser):
     parser.add_argument(
         "--har-unstripped", action="store_true", help="Use so.unstripped or not."
     )
+    parser.add_argument(
+        "--ohos-cpu", type=str, choices=['x64', 'x86', 'arm64', 'arm'], default="arm64"
+    )
 
 
 def updateCode(args):
@@ -365,7 +372,7 @@ def buildByNameAndType(args):
     for buildType in SUPPORT_BUILD_TYPES:
         if not buildType in buildTypes:
             continue
-        buildInfo = BuildInfo(buildType=buildType)
+        buildInfo = BuildInfo(buildType=buildType, targetArch=args.ohos_cpu)
         for buildName in SUPPORT_BUILD_NAMES:
             if not buildName in buildNames:
                 continue
diff --git a/tools/gn b/tools/gn
index ccbb3b75e933bceb1895a4647097cdc2671c14ae..ee44e2512a164fa879863bc5c822adb21cb7632c 100755
--- a/tools/gn
+++ b/tools/gn
@@ -344,8 +344,6 @@ def to_gn_args(args):
     gn_args['target_os'] = args.target_os
     gn_args['target_cpu'] = get_target_cpu(args)
     gn_args['dart_target_arch'] = gn_args['target_cpu']
-    if (args.target_os == 'ohos'):
-      gn_args['host_cpu'] = get_host_cpu()
 
   print("ARGS.target_os:%s-%s" % (args.target_os,gn_args['target_os'] ) )
   # We cannot cross-compile for 32 bit arm on a Windows host. We work around