diff --git a/.bazelrc b/.bazelrc
index 86e814d3..dd695443 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -3,10 +3,15 @@ build --action_env=CC
 build --action_env=CXX
 build --action_env=PATH
 
-# Use Clang compiler.
+# Use Clang compiler with libc++.
 build:clang --action_env=BAZEL_COMPILER=clang
 build:clang --action_env=CC=clang
 build:clang --action_env=CXX=clang++
+build:clang --action_env=CXXFLAGS=-stdlib=libc++
+build:clang --action_env=LDFLAGS=-stdlib=libc++
+build:clang --action_env=BAZEL_CXXOPTS=-stdlib=libc++
+build:clang --action_env=BAZEL_LINKLIBS=-l%:libc++.a:-l%:libc++abi.a
+build:clang --action_env=BAZEL_LINKOPTS=-lm:-pthread
 
 # Common flags for Clang sanitizers.
 build:clang-xsan --config=clang
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index a09aa7a6..3e249ae3 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -41,7 +41,7 @@ jobs:
   addlicense:
     name: verify licenses
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/checkout@v2
@@ -61,7 +61,7 @@ jobs:
   buildifier:
     name: check format with buildifier
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/checkout@v2
@@ -105,7 +105,7 @@ jobs:
   clang_format:
     name: check format with clang-format
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/checkout@v2
@@ -121,7 +121,7 @@ jobs:
   clang_tidy:
     name: check format with clang-tidy
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/checkout@v2
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5d311c81..92176411 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -41,7 +41,7 @@ jobs:
   test_data:
     name: build test data
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/checkout@v2
@@ -109,19 +109,19 @@ jobs:
         include:
         - name: 'NullVM on Linux/x86_64'
           engine: 'null'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=gcc
         - name: 'NullVM on Linux/x86_64 with ASan'
           engine: 'null'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang-asan-strict --define=crypto=system
         - name: 'NullVM on Linux/x86_64 with TSan'
           engine: 'null'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang-tsan
@@ -134,7 +134,7 @@ jobs:
         - name: 'V8 on Linux/x86_64'
           engine: 'v8'
           repo: 'v8'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang --define=crypto=system
@@ -142,7 +142,7 @@ jobs:
         - name: 'V8 on Linux/x86_64 with ASan'
           engine: 'v8'
           repo: 'v8'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang-asan
@@ -150,7 +150,7 @@ jobs:
         - name: 'V8 on Linux/x86_64 with TSan'
           engine: 'v8'
           repo: 'v8'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang-tsan
@@ -158,7 +158,7 @@ jobs:
         - name: 'V8 on Linux/x86_64 with GCC'
           engine: 'v8'
           repo: 'v8'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=gcc
@@ -166,7 +166,7 @@ jobs:
         - name: 'V8 on Linux/aarch64'
           engine: 'v8'
           repo: 'v8'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: aarch64
           action: test
           targets: -//test/fuzz/...
@@ -183,7 +183,7 @@ jobs:
         - name: 'WAMR interp on Linux/x86_64'
           engine: 'wamr-interp'
           repo: 'com_github_bytecodealliance_wasm_micro_runtime'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang
@@ -196,7 +196,7 @@ jobs:
         - name: 'WAMR jit on Linux/x86_64'
           engine: 'wamr-jit'
           repo: 'com_github_bytecodealliance_wasm_micro_runtime'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang
@@ -212,7 +212,7 @@ jobs:
         - name: 'WasmEdge on Linux/x86_64'
           engine: 'wasmedge'
           repo: 'com_github_wasmedge_wasmedge'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang
@@ -225,21 +225,21 @@ jobs:
         - name: 'Wasmtime on Linux/x86_64'
           engine: 'wasmtime'
           repo: 'com_github_bytecodealliance_wasmtime'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang -c opt
         - name: 'Wasmtime on Linux/x86_64 with ASan'
           engine: 'wasmtime'
           repo: 'com_github_bytecodealliance_wasmtime'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang-asan-strict --define=crypto=system
         - name: 'Wasmtime on Linux/aarch64'
           engine: 'wasmtime'
           repo: 'com_github_bytecodealliance_wasmtime'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: aarch64
           action: build
           flags: --config=zig-cc-linux-aarch64
@@ -247,7 +247,7 @@ jobs:
         - name: 'Wasmtime on Linux/s390x'
           engine: 'wasmtime'
           repo: 'com_github_bytecodealliance_wasmtime'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: s390x
           action: test
           flags: --config=clang --test_timeout=1800
@@ -269,7 +269,7 @@ jobs:
         - name: 'WAVM on Linux/x86_64'
           engine: 'wavm'
           repo: 'com_github_wavm_wavm'
-          os: ubuntu-20.04
+          os: ubuntu-22.04
           arch: x86_64
           action: test
           flags: --config=clang