From 9cea3226db9f5a1a1192c19b73ff0e8125a7d008 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Mon, 8 Sep 2025 19:07:12 +0800
Subject: [PATCH 01/14] ci:fail when docker start error

---
 .github/workflows/populate_linux_sysroot.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/populate_linux_sysroot.sh b/.github/workflows/populate_linux_sysroot.sh
index 7c976c33..b41d3252 100755
--- a/.github/workflows/populate_linux_sysroot.sh
+++ b/.github/workflows/populate_linux_sysroot.sh
@@ -139,7 +139,10 @@ populate_linux_sysroot() {
 		/populate_linux_sysroot.sh
 }
 populate_linux_sysroot amd64 "${LINUX_AMD64_PREFIX}" &
+PID1=$!
 populate_linux_sysroot arm64 "${LINUX_ARM64_PREFIX}" &
+PID2=$!
 
 # Wait for both background processes to complete
-wait
+wait $PID1 || exit $?
+wait $PID2 || exit $?

From a19011897c61eac0e9614c2819981efb33827bbc Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Mon, 8 Sep 2025 22:43:24 +0800
Subject: [PATCH 02/14] install with esp-clang & new cache key

---
 .github/actions/setup-goreleaser/action.yml |  3 +
 .github/workflows/download_esp_clang.sh     | 67 +++++++++++++++++++++
 .github/workflows/release-build.yml         |  7 +--
 .goreleaser.yaml                            | 41 +++++++++----
 internal/crosscompile/crosscompile.go       |  4 +-
 internal/crosscompile/fetch_test.go         |  2 +-
 6 files changed, 105 insertions(+), 19 deletions(-)
 create mode 100755 .github/workflows/download_esp_clang.sh

diff --git a/.github/actions/setup-goreleaser/action.yml b/.github/actions/setup-goreleaser/action.yml
index d4ef8665..644388db 100644
--- a/.github/actions/setup-goreleaser/action.yml
+++ b/.github/actions/setup-goreleaser/action.yml
@@ -35,3 +35,6 @@ runs:
     - name: Check file
       run: tree .sysroot
       shell: bash
+    - name: Get Esp clang
+      run: bash .github/workflows/download_esp_clang.sh
+      shell: bash
diff --git a/.github/workflows/download_esp_clang.sh b/.github/workflows/download_esp_clang.sh
new file mode 100755
index 00000000..5ea6a764
--- /dev/null
+++ b/.github/workflows/download_esp_clang.sh
@@ -0,0 +1,67 @@
+#!/bin/bash
+set -e
+
+ESP_CLANG_VERSION="19.1.2_20250905-3"
+BASE_URL="https://github.com/goplus/espressif-llvm-project-prebuilt/releases/download/${ESP_CLANG_VERSION}"
+
+get_esp_clang_platform() {
+    local platform="$1"
+    local os="${platform%-*}"
+    local arch="${platform##*-}"
+    
+    case "${os}" in
+        "darwin")
+            case "${arch}" in
+                "amd64") echo "x86_64-apple-darwin" ;;
+                "arm64") echo "aarch64-apple-darwin" ;;
+                *) echo "Error: Unsupported darwin architecture: ${arch}" >&2; exit 1 ;;
+            esac
+            ;;
+        "linux")
+            case "${arch}" in
+                "amd64") echo "x86_64-linux-gnu" ;;
+                "arm64") echo "aarch64-linux-gnu" ;;
+                *) echo "Error: Unsupported linux architecture: ${arch}" >&2; exit 1 ;;
+            esac
+            ;;
+        *)
+            echo "Error: Unsupported OS: ${os}" >&2
+            exit 1
+            ;;
+    esac
+}
+
+get_filename() {
+    local platform="$1"
+    local platform_suffix=$(get_esp_clang_platform "${platform}")
+    echo "clang-esp-${ESP_CLANG_VERSION}-${platform_suffix}.tar.xz"
+}
+
+download_and_extract() {
+    local platform="$1"
+    local os="${platform%-*}"
+    local arch="${platform##*-}"
+    local filename=$(get_filename "${platform}")
+    local download_url="${BASE_URL}/${filename}"
+    
+    echo "Downloading ESP Clang for ${platform}..."
+    echo "  URL: ${download_url}"
+    
+    mkdir -p ".sysroot/${os}/${arch}/crosscompile/clang"
+    curl -fsSL "${download_url}" | tar -xJ -C ".sysroot/${os}/${arch}/crosscompile/clang" --strip-components=1
+    
+    if [[ ! -f ".sysroot/${os}/${arch}/crosscompile/clang/bin/clang++" ]]; then
+        echo "Error: clang++ not found in ${platform} toolchain"
+        exit 1
+    fi
+    
+    echo "${platform} ESP Clang ready in .sysroot/${os}/${arch}/crosscompile/clang"
+}
+
+echo "Downloading ESP Clang toolchain version ${ESP_CLANG_VERSION}..."
+
+for platform in "darwin-amd64" "darwin-arm64" "linux-amd64" "linux-arm64"; do
+    download_and_extract "${platform}"
+done
+
+echo "ESP Clang toolchain completed successfully!"
diff --git a/.github/workflows/release-build.yml b/.github/workflows/release-build.yml
index 4c14fc00..56c6e0e7 100644
--- a/.github/workflows/release-build.yml
+++ b/.github/workflows/release-build.yml
@@ -27,7 +27,6 @@ jobs:
           LINUX_KEY="linux-sysroot-${{ hashFiles('.github/workflows/populate_linux_sysroot.sh', '.github/workflows/release-build.yml') }}-v1.0.0"
           echo "darwin-key=$DARWIN_KEY" >> $GITHUB_OUTPUT
           echo "linux-key=$LINUX_KEY" >> $GITHUB_OUTPUT
-
   populate-darwin-sysroot:
     runs-on: macos-latest
     timeout-minutes: 30
@@ -107,7 +106,7 @@ jobs:
             -v $(pwd):/go/src/llgo \
             -w /go/src/llgo \
             ghcr.io/goreleaser/goreleaser-cross:v1.22 \
-            release --skip=publish,nfpm,snapcraft --snapshot --clean
+            release --verbose --parallelism=1 --skip=publish,nfpm,snapcraft --snapshot --clean
 
       - name: Upload Darwin AMD64 Artifacts
         uses: actions/upload-artifact@v4
@@ -205,7 +204,7 @@ jobs:
           mod-version: ${{ matrix.go-mod-version }}
 
   release:
-    needs: [setup, build, test-artifacts]
+    needs: [setup, test-artifacts]
     runs-on: ubuntu-latest
     if: startsWith(github.ref, 'refs/tags/')
     steps:
@@ -231,4 +230,4 @@ jobs:
             -v $(pwd):/go/src/llgo \
             -w /go/src/llgo \
             ghcr.io/goreleaser/goreleaser-cross:v1.22 \
-            release --clean --skip nfpm,snapcraft
+            release --parallelism=1 --clean --verbose --skip nfpm,snapcraft
diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 4a42dbe3..7bf527e1 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -18,68 +18,84 @@ builds:
   - id: llgo-darwin-amd64
     main: ./cmd/llgo
     binary: bin/llgo
+    hooks:
+      pre:
+        - rm -rf crosscompile
+        - cp -r .sysroot/darwin/amd64/crosscompile .
     flags:
       - -tags=darwin,amd64,byollvm
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
-      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=/usr/local/opt/llvm@19/bin/llvm-config
+      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=../crosscompile/clang/bin/llvm-config
     env:
       - CC=o64-clang
       - CXX=o64-clang++
-      - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_AMD64}}/usr/local/opt/llvm@19/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_AMD64}}/usr/local/opt/llvm@19/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_CPPFLAGS=-I{{.Env.PWD}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=-L{{.Env.PWD}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
     targets:
       - darwin_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
   - id: llgo-darwin-arm64
     main: ./cmd/llgo
     binary: bin/llgo
+    hooks:
+      pre:
+        - rm -rf crosscompile
+        - cp -r .sysroot/darwin/arm64/crosscompile .
     flags:
       - -tags=darwin,arm64,byollvm
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
-      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=/opt/homebrew/opt/llvm@19/bin/llvm-config
+      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=../crosscompile/clang/bin/llvm-config
     env:
       - CC=oa64-clang
       - CXX=oa64-clang++
-      - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_ARM64}}/opt/homebrew/opt/llvm@19/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_ARM64}}/opt/homebrew/opt/llvm@19/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_CPPFLAGS=-I{{.Env.PWD}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=-L{{.Env.PWD}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
     targets:
       - darwin_arm64
     mod_timestamp: "{{.CommitTimestamp}}"
   - id: llgo-linux-amd64
     main: ./cmd/llgo
     binary: bin/llgo
+    hooks:
+      pre:
+        - rm -rf crosscompile
+        - cp -r .sysroot/linux/amd64/crosscompile .
     flags:
       - -tags=linux,amd64,byollvm
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
-      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=/usr/lib/llvm-19/bin/llvm-config
+      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=../crosscompile/clang/bin/llvm-config
     env:
       - CC=x86_64-linux-gnu-gcc
       - CXX=x86_64-linux-gnu-g++
-      - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.SYSROOT_LINUX_AMD64}}/usr/include/llvm-19 -I{{.Env.SYSROOT_LINUX_AMD64}}/usr/include/llvm-c-19 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/usr/lib/llvm-19/lib -lLLVM-19
+      - CGO_CPPFLAGS=-I{{.Env.PWD}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=-L{{.Env.PWD}}/crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
   - id: llgo-linux-arm64
     main: ./cmd/llgo
     binary: bin/llgo
+    hooks:
+      pre:
+        - rm -rf crosscompile
+        - cp -r .sysroot/linux/arm64/crosscompile .
     flags:
       - -tags=linux,arm64,byollvm
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
-      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=/usr/lib/llvm-19/bin/llvm-config
+      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=../crosscompile/clang/bin/llvm-config
     env:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
-      - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.SYSROOT_LINUX_ARM64}}/usr/include/llvm-19 -I{{.Env.SYSROOT_LINUX_ARM64}}/usr/include/llvm-c-19 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/usr/lib/llvm-19/lib -lLLVM-19
+      - CGO_CPPFLAGS=-I{{.Env.PWD}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=-L{{.Env.PWD}}/crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_arm64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -93,6 +109,7 @@ archives:
       - LICENSE
       - README.md
       - runtime
+      - crosscompile
 
 checksum:
   name_template: "{{.ProjectName}}{{.Version}}.checksums.txt"
diff --git a/internal/crosscompile/crosscompile.go b/internal/crosscompile/crosscompile.go
index fbd8962a..8c0bf788 100644
--- a/internal/crosscompile/crosscompile.go
+++ b/internal/crosscompile/crosscompile.go
@@ -48,8 +48,8 @@ var (
 )
 
 var (
-	espClangBaseUrl = "https://github.com/goplus/espressif-llvm-project-prebuilt/releases/download/19.1.2_20250820"
-	espClangVersion = "19.1.2_20250820"
+	espClangBaseUrl = "https://github.com/goplus/espressif-llvm-project-prebuilt/releases/download/19.1.2_20250905-3"
+	espClangVersion = "19.1.2_20250905-3"
 )
 
 // cacheRoot can be overridden for testing
diff --git a/internal/crosscompile/fetch_test.go b/internal/crosscompile/fetch_test.go
index d5e4bc57..9be771dd 100644
--- a/internal/crosscompile/fetch_test.go
+++ b/internal/crosscompile/fetch_test.go
@@ -605,7 +605,7 @@ func TestESPClangDownloadWhenNotExists(t *testing.T) {
 	}
 
 	server := createTestServer(t, map[string]string{
-		"clang-esp-19.1.2_20250820-linux.tar.xz": string(archiveContent),
+		fmt.Sprintf("clang-esp-%s-linux.tar.xz", espClangVersion): string(archiveContent),
 	})
 	defer server.Close()
 

From 848432ea6865748cda7904c3fa5b440c9c0c1ce9 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Mon, 8 Sep 2025 22:53:39 +0800
Subject: [PATCH 03/14] ci:sysroot for linux

---
 .goreleaser.yaml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 7bf527e1..365d68ba 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -73,8 +73,8 @@ builds:
     env:
       - CC=x86_64-linux-gnu-gcc
       - CXX=x86_64-linux-gnu-g++
-      - CGO_CPPFLAGS=-I{{.Env.PWD}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.PWD}}/crosscompile/clang/lib -lLLVM-19
+      - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.PWD}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.PWD}}/crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -94,8 +94,8 @@ builds:
     env:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
-      - CGO_CPPFLAGS=-I{{.Env.PWD}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.PWD}}/crosscompile/clang/lib -lLLVM-19
+      - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.PWD}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.PWD}}/crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_arm64
     mod_timestamp: "{{.CommitTimestamp}}"

From 68623f0b2746e53ffae58a10fa2f9f42eba7c198 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 10:16:39 +0800
Subject: [PATCH 04/14] env:find crosscompile llvm

---
 .goreleaser.yaml                      |  4 ----
 internal/crosscompile/crosscompile.go |  3 ++-
 xtool/env/llvm/llvm.go                | 18 +++++++++++++++---
 3 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 365d68ba..10fbc007 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -27,7 +27,6 @@ builds:
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
-      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=../crosscompile/clang/bin/llvm-config
     env:
       - CC=o64-clang
       - CXX=o64-clang++
@@ -48,7 +47,6 @@ builds:
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
-      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=../crosscompile/clang/bin/llvm-config
     env:
       - CC=oa64-clang
       - CXX=oa64-clang++
@@ -69,7 +67,6 @@ builds:
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
-      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=../crosscompile/clang/bin/llvm-config
     env:
       - CC=x86_64-linux-gnu-gcc
       - CXX=x86_64-linux-gnu-g++
@@ -90,7 +87,6 @@ builds:
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
-      - -X github.com/goplus/llgo/xtool/env/llvm.ldLLVMConfigBin=../crosscompile/clang/bin/llvm-config
     env:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
diff --git a/internal/crosscompile/crosscompile.go b/internal/crosscompile/crosscompile.go
index 8c0bf788..5b31aea8 100644
--- a/internal/crosscompile/crosscompile.go
+++ b/internal/crosscompile/crosscompile.go
@@ -15,6 +15,7 @@ import (
 	"github.com/goplus/llgo/internal/flash"
 	"github.com/goplus/llgo/internal/targets"
 	"github.com/goplus/llgo/internal/xtool/llvm"
+	envllvm "github.com/goplus/llgo/xtool/env/llvm"
 )
 
 type Export struct {
@@ -108,7 +109,7 @@ func getESPClangRoot(forceEspClang bool) (clangRoot string, err error) {
 	llgoRoot := env.LLGoROOT()
 
 	// First check if clang exists in LLGoROOT
-	espClangRoot := filepath.Join(llgoRoot, "crosscompile", "clang")
+	espClangRoot := filepath.Join(llgoRoot, envllvm.CrosscompileClangPath)
 	if _, err = os.Stat(espClangRoot); err == nil {
 		clangRoot = espClangRoot
 		return
diff --git a/xtool/env/llvm/llvm.go b/xtool/env/llvm/llvm.go
index a34757c9..6bea3099 100644
--- a/xtool/env/llvm/llvm.go
+++ b/xtool/env/llvm/llvm.go
@@ -22,6 +22,7 @@ import (
 	"path/filepath"
 	"strings"
 
+	"github.com/goplus/llgo/internal/env"
 	"github.com/goplus/llgo/xtool/clang"
 	"github.com/goplus/llgo/xtool/llvm/install_name_tool"
 	"github.com/goplus/llgo/xtool/llvm/llvmlink"
@@ -30,9 +31,13 @@ import (
 
 // -----------------------------------------------------------------------------
 
-// defaultLLVMConfigBin returns the default path to the llvm-config binary. It
-// checks the LLVM_CONFIG environment variable first, then searches in PATH. If
-// not found, it returns [ldLLVMConfigBin] as a last resort.
+const (
+	// CrosscompileClangPath is the relative path from LLGO_ROOT to the clang installation
+	CrosscompileClangPath = "crosscompile/clang"
+)
+
+// -----------------------------------------------------------------------------
+
 func defaultLLVMConfigBin() string {
 	bin := os.Getenv("LLVM_CONFIG")
 	if bin != "" {
@@ -42,6 +47,13 @@ func defaultLLVMConfigBin() string {
 	if bin != "" {
 		return bin
 	}
+
+	llgoRoot := env.LLGoROOT()
+	// Check LLGO_ROOT/crosscompile/clang for llvm-config
+	crossLLVMConfigBin := filepath.Join(llgoRoot, CrosscompileClangPath, "bin", "llvm-config")
+	if _, err := os.Stat(crossLLVMConfigBin); err == nil {
+		return crossLLVMConfigBin
+	}
 	return ldLLVMConfigBin
 }
 

From 0340ef2a75b20ead4352c57a3a45c6b68c29946e Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 11:06:17 +0800
Subject: [PATCH 05/14] goreleaser:move clang to result

---
 .github/workflows/release-build.yml |  4 +--
 .goreleaser.yaml                    | 39 ++++++++++-------------------
 2 files changed, 15 insertions(+), 28 deletions(-)

diff --git a/.github/workflows/release-build.yml b/.github/workflows/release-build.yml
index 56c6e0e7..99f990d0 100644
--- a/.github/workflows/release-build.yml
+++ b/.github/workflows/release-build.yml
@@ -106,7 +106,7 @@ jobs:
             -v $(pwd):/go/src/llgo \
             -w /go/src/llgo \
             ghcr.io/goreleaser/goreleaser-cross:v1.22 \
-            release --verbose --parallelism=1 --skip=publish,nfpm,snapcraft --snapshot --clean
+            release --verbose --skip=publish,nfpm,snapcraft --snapshot --clean
 
       - name: Upload Darwin AMD64 Artifacts
         uses: actions/upload-artifact@v4
@@ -230,4 +230,4 @@ jobs:
             -v $(pwd):/go/src/llgo \
             -w /go/src/llgo \
             ghcr.io/goreleaser/goreleaser-cross:v1.22 \
-            release --parallelism=1 --clean --verbose --skip nfpm,snapcraft
+            release --clean --verbose --skip nfpm,snapcraft
diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 10fbc007..97840e52 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -18,10 +18,6 @@ builds:
   - id: llgo-darwin-amd64
     main: ./cmd/llgo
     binary: bin/llgo
-    hooks:
-      pre:
-        - rm -rf crosscompile
-        - cp -r .sysroot/darwin/amd64/crosscompile .
     flags:
       - -tags=darwin,amd64,byollvm
     ldflags:
@@ -30,18 +26,14 @@ builds:
     env:
       - CC=o64-clang
       - CXX=o64-clang++
-      - CGO_CPPFLAGS=-I{{.Env.PWD}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.PWD}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_AMD64}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_AMD64}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
     targets:
       - darwin_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
   - id: llgo-darwin-arm64
     main: ./cmd/llgo
     binary: bin/llgo
-    hooks:
-      pre:
-        - rm -rf crosscompile
-        - cp -r .sysroot/darwin/arm64/crosscompile .
     flags:
       - -tags=darwin,arm64,byollvm
     ldflags:
@@ -50,18 +42,14 @@ builds:
     env:
       - CC=oa64-clang
       - CXX=oa64-clang++
-      - CGO_CPPFLAGS=-I{{.Env.PWD}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.PWD}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
     targets:
       - darwin_arm64
     mod_timestamp: "{{.CommitTimestamp}}"
   - id: llgo-linux-amd64
     main: ./cmd/llgo
     binary: bin/llgo
-    hooks:
-      pre:
-        - rm -rf crosscompile
-        - cp -r .sysroot/linux/amd64/crosscompile .
     flags:
       - -tags=linux,amd64,byollvm
     ldflags:
@@ -70,18 +58,14 @@ builds:
     env:
       - CC=x86_64-linux-gnu-gcc
       - CXX=x86_64-linux-gnu-g++
-      - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.PWD}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.PWD}}/crosscompile/clang/lib -lLLVM-19
+      - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
   - id: llgo-linux-arm64
     main: ./cmd/llgo
     binary: bin/llgo
-    hooks:
-      pre:
-        - rm -rf crosscompile
-        - cp -r .sysroot/linux/arm64/crosscompile .
     flags:
       - -tags=linux,arm64,byollvm
     ldflags:
@@ -90,8 +74,8 @@ builds:
     env:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
-      - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.PWD}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.PWD}}/crosscompile/clang/lib -lLLVM-19
+      - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_arm64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -105,8 +89,11 @@ archives:
       - LICENSE
       - README.md
       - runtime
-      - crosscompile
-
+      - src: ".sysroot/{{.Os}}/{{.Arch}}/crosscompile/clang/**/*"
+        dst: crosscompile/clang
+        strip_parent: true
+        info:
+          mode: 0755
 checksum:
   name_template: "{{.ProjectName}}{{.Version}}.checksums.txt"
 

From 6ce28e4d4e9d60e1d936abc7e891f46d2e3dd9c9 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 11:27:39 +0800
Subject: [PATCH 06/14] goreleaser:keep file level

---
 .goreleaser.yaml | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 97840e52..52e30391 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -89,9 +89,8 @@ archives:
       - LICENSE
       - README.md
       - runtime
-      - src: ".sysroot/{{.Os}}/{{.Arch}}/crosscompile/clang/**/*"
+      - src: ".sysroot/{{.Os}}/{{.Arch}}/crosscompile/clang"
         dst: crosscompile/clang
-        strip_parent: true
         info:
           mode: 0755
 checksum:

From 92beb562bf3dc8e3ae774cad5aeb5840eefc29a2 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 11:57:38 +0800
Subject: [PATCH 07/14] goreleaser:relative rpath

---
 .goreleaser.yaml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 52e30391..6a2a3d14 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -27,7 +27,7 @@ builds:
       - CC=o64-clang
       - CXX=o64-clang++
       - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_AMD64}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_AMD64}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_AMD64}}/crosscompile/clang/lib -Wl,-rpath,@executable_path/../crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
     targets:
       - darwin_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -43,7 +43,7 @@ builds:
       - CC=oa64-clang
       - CXX=oa64-clang++
       - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/lib -Wl,-rpath,@executable_path/../crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
     targets:
       - darwin_arm64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -59,7 +59,7 @@ builds:
       - CC=x86_64-linux-gnu-gcc
       - CXX=x86_64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -lLLVM-19
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -75,7 +75,7 @@ builds:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_arm64
     mod_timestamp: "{{.CommitTimestamp}}"

From d0cf57fa95fae0a61f40558394d21f05628e532e Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 12:03:35 +0800
Subject: [PATCH 08/14] ci:test release without llvm dependency

---
 .github/actions/setup-deps/action.yml      | 36 +++++++++++++++++-----
 .github/actions/test-helloworld/action.yml |  2 +-
 .github/workflows/release-build.yml        |  2 ++
 3 files changed, 31 insertions(+), 9 deletions(-)

diff --git a/.github/actions/setup-deps/action.yml b/.github/actions/setup-deps/action.yml
index 7a0669c8..b0bdb4bc 100644
--- a/.github/actions/setup-deps/action.yml
+++ b/.github/actions/setup-deps/action.yml
@@ -5,6 +5,10 @@ inputs:
     description: "LLVM version to install"
     required: true
     default: "19"
+  install-llvm:
+    description: "Whether to install LLVM"
+    required: false
+    default: "true"
 
 runs:
   using: "composite"
@@ -14,9 +18,17 @@ runs:
       shell: bash
       run: |
         brew update
-        brew install llvm@${{inputs.llvm-version}} lld@${{inputs.llvm-version}} bdw-gc openssl libffi libuv
-        brew link --overwrite llvm@${{inputs.llvm-version}} lld@${{inputs.llvm-version}} libffi
-        echo "$(brew --prefix llvm@${{inputs.llvm-version}})/bin" >> $GITHUB_PATH
+        
+        # Install LLVM if requested
+        if [[ "${{ inputs.install-llvm }}" == "true" ]]; then
+          brew install llvm@${{inputs.llvm-version}} lld@${{inputs.llvm-version}}
+          brew link --overwrite llvm@${{inputs.llvm-version}} lld@${{inputs.llvm-version}}
+          echo "$(brew --prefix llvm@${{inputs.llvm-version}})/bin" >> $GITHUB_PATH
+        fi
+        
+        # Install common dependencies
+        brew install bdw-gc openssl libffi libuv
+        brew link --overwrite libffi
 
         # Install optional deps for demos.
         #
@@ -31,11 +43,19 @@ runs:
       if: runner.os == 'Linux'
       shell: bash
       run: |
-        echo "deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-${{inputs.llvm-version}} main" | sudo tee /etc/apt/sources.list.d/llvm.list
-        wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
-        sudo apt-get update
-        sudo apt-get install -y llvm-${{inputs.llvm-version}}-dev clang-${{inputs.llvm-version}} libclang-${{inputs.llvm-version}}-dev lld-${{inputs.llvm-version}} libunwind-${{inputs.llvm-version}}-dev libc++-${{inputs.llvm-version}}-dev pkg-config libgc-dev libssl-dev zlib1g-dev libffi-dev libcjson-dev libuv1-dev 
-        echo "PATH=/usr/lib/llvm-${{inputs.llvm-version}}/bin:$PATH" >> $GITHUB_ENV
+        # Install LLVM if requested
+        if [[ "${{ inputs.install-llvm }}" == "true" ]]; then
+          echo "deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-${{inputs.llvm-version}} main" | sudo tee /etc/apt/sources.list.d/llvm.list
+          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+          sudo apt-get update
+          sudo apt-get install -y llvm-${{inputs.llvm-version}}-dev clang-${{inputs.llvm-version}} libclang-${{inputs.llvm-version}}-dev lld-${{inputs.llvm-version}} libunwind-${{inputs.llvm-version}}-dev libc++-${{inputs.llvm-version}}-dev
+          echo "PATH=/usr/lib/llvm-${{inputs.llvm-version}}/bin:$PATH" >> $GITHUB_ENV
+        else
+          sudo apt-get update
+        fi
+        
+        # Install common dependencies
+        sudo apt-get install -y pkg-config libgc-dev libssl-dev zlib1g-dev libffi-dev libcjson-dev libuv1-dev
 
         # Install optional deps for demos.
         #
diff --git a/.github/actions/test-helloworld/action.yml b/.github/actions/test-helloworld/action.yml
index 9ce49ef9..f13bb257 100644
--- a/.github/actions/test-helloworld/action.yml
+++ b/.github/actions/test-helloworld/action.yml
@@ -38,7 +38,7 @@ runs:
         Hello, LLGo!
         Hello, LLGo!
         Hello LLGo by cpp/std.Str"
-        OUTPUT=$(llgo run . 2>&1)
+        OUTPUT=$(llgo run . 2>&1 | tee /dev/stderr)
         if echo "$OUTPUT" | grep -qF "$EXPECTED"; then
             echo "Basic test passed"
         else
diff --git a/.github/workflows/release-build.yml b/.github/workflows/release-build.yml
index 99f990d0..811310d2 100644
--- a/.github/workflows/release-build.yml
+++ b/.github/workflows/release-build.yml
@@ -178,6 +178,8 @@ jobs:
       - uses: actions/checkout@v5
       - name: Install dependencies
         uses: ./.github/actions/setup-deps
+        with:
+          install-llvm: false
       - name: Set up Go
         uses: actions/setup-go@v5
         with:

From e05f890b94cb8a45abab0064f3acf45a21110b3e Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 12:25:39 +0800
Subject: [PATCH 09/14] temp remove origin rpath set

---
 .goreleaser.yaml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 6a2a3d14..2b821608 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -43,7 +43,7 @@ builds:
       - CC=oa64-clang
       - CXX=oa64-clang++
       - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/lib -Wl,-rpath,@executable_path/../crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
     targets:
       - darwin_arm64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -75,7 +75,7 @@ builds:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib -lLLVM-19
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19
     targets:
       - linux_arm64
     mod_timestamp: "{{.CommitTimestamp}}"

From 9f4875320359cf5ac2968adafbdfdbaffd3c7b93 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 12:34:36 +0800
Subject: [PATCH 10/14] allow sysroot

---
 .goreleaser.yaml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 2b821608..36808e08 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -60,6 +60,7 @@ builds:
       - CXX=x86_64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
       - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib -lLLVM-19
+      - CGO_LDFLAGS_ALLOW=--sysroot.*
     targets:
       - linux_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -76,6 +77,7 @@ builds:
       - CXX=aarch64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
       - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19
+      - CGO_LDFLAGS_ALLOW=--sysroot.*
     targets:
       - linux_arm64
     mod_timestamp: "{{.CommitTimestamp}}"

From f66bbb7fc348c4ca372e0399b44ae2e4478dbc1a Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 12:51:34 +0800
Subject: [PATCH 11/14] execute rpath search

---
 .github/actions/test-helloworld/action.yml | 2 +-
 .goreleaser.yaml                           | 8 ++++----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/.github/actions/test-helloworld/action.yml b/.github/actions/test-helloworld/action.yml
index f13bb257..6ef57444 100644
--- a/.github/actions/test-helloworld/action.yml
+++ b/.github/actions/test-helloworld/action.yml
@@ -38,7 +38,7 @@ runs:
         Hello, LLGo!
         Hello, LLGo!
         Hello LLGo by cpp/std.Str"
-        OUTPUT=$(llgo run . 2>&1 | tee /dev/stderr)
+        OUTPUT=$(llgo run -v . 2>&1 | tee /dev/stderr)
         if echo "$OUTPUT" | grep -qF "$EXPECTED"; then
             echo "Basic test passed"
         else
diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 36808e08..681e422b 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -27,7 +27,7 @@ builds:
       - CC=o64-clang
       - CXX=o64-clang++
       - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_AMD64}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_AMD64}}/crosscompile/clang/lib -Wl,-rpath,@executable_path/../crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_AMD64}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm -Wl,-rpath,@executable_path/../crosscompile/clang/lib
     targets:
       - darwin_amd64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -43,7 +43,7 @@ builds:
       - CC=oa64-clang
       - CXX=oa64-clang++
       - CGO_CPPFLAGS=-I{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/include -mmacosx-version-min=10.13 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm
+      - CGO_LDFLAGS=-L{{.Env.SYSROOT_DARWIN_ARM64}}/crosscompile/clang/lib -mmacosx-version-min=10.13 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -lLLVM-19 -lz -lm -Wl,-rpath,@executable_path/../crosscompile/clang/lib
     targets:
       - darwin_arm64
     mod_timestamp: "{{.CommitTimestamp}}"
@@ -59,7 +59,7 @@ builds:
       - CC=x86_64-linux-gnu-gcc
       - CXX=x86_64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib -lLLVM-19
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -lLLVM-19 -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib
       - CGO_LDFLAGS_ALLOW=--sysroot.*
     targets:
       - linux_amd64
@@ -76,7 +76,7 @@ builds:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19 -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib
       - CGO_LDFLAGS_ALLOW=--sysroot.*
     targets:
       - linux_arm64

From 3be12dce44a9ff79962200d935607e68db080e30 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 13:44:11 +0800
Subject: [PATCH 12/14] ci:test helloword with embed target

---
 .github/actions/test-helloworld/action.yml | 14 ++++++++++++--
 .goreleaser.yaml                           |  1 +
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/.github/actions/test-helloworld/action.yml b/.github/actions/test-helloworld/action.yml
index 6ef57444..9020e788 100644
--- a/.github/actions/test-helloworld/action.yml
+++ b/.github/actions/test-helloworld/action.yml
@@ -38,7 +38,7 @@ runs:
         Hello, LLGo!
         Hello, LLGo!
         Hello LLGo by cpp/std.Str"
-        OUTPUT=$(llgo run -v . 2>&1 | tee /dev/stderr)
+        OUTPUT=$(llgo run . 2>&1 | tee /dev/stderr)
         if echo "$OUTPUT" | grep -qF "$EXPECTED"; then
             echo "Basic test passed"
         else
@@ -50,4 +50,14 @@ runs:
             exit 1
         fi
 
-        #TODO(zzy): Test embed targets, need dispatch target dir
+        cd ../..
+        mkdir -p _test/emb && cd _test/emb
+        cat > main.go << 'EOL'
+        package main
+
+        func main() {
+        }
+        EOL
+        llgo build -v -target esp32-coreboard-v2 -o demo.out .
+        test -f demo.out.elf && echo "ESP32 cross-compilation test passed: demo.out.elf generated"
+        exit $?
diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 681e422b..2169ef1d 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -91,6 +91,7 @@ archives:
       - LICENSE
       - README.md
       - runtime
+      - targets
       - src: ".sysroot/{{.Os}}/{{.Arch}}/crosscompile/clang"
         dst: crosscompile/clang
         info:

From e63ebb8151de00ce9306b4c4dd31109f37f31b26 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 15:05:52 +0800
Subject: [PATCH 13/14] goreleaser:avoid  fail

---
 .goreleaser.yaml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index 2169ef1d..fc8a949f 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -59,7 +59,7 @@ builds:
       - CC=x86_64-linux-gnu-gcc
       - CXX=x86_64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -lLLVM-19 -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -lLLVM-19 -Wl,-rpath,$ORIGIN/../crosscompile/clang/lib
       - CGO_LDFLAGS_ALLOW=--sysroot.*
     targets:
       - linux_amd64
@@ -76,7 +76,7 @@ builds:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19 -Wl,-rpath,\$ORIGIN/../crosscompile/clang/lib
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19 -Wl,-rpath,$ORIGIN/../crosscompile/clang/lib
       - CGO_LDFLAGS_ALLOW=--sysroot.*
     targets:
       - linux_arm64

From a17f1f0bb0db1d159b4dfd9226ba01adebf96ef8 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Tue, 9 Sep 2025 16:08:40 +0800
Subject: [PATCH 14/14] set origin test

avoid  transform
---
 .github/workflows/release-build.yml | 3 ++-
 .goreleaser.yaml                    | 6 ++++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/release-build.yml b/.github/workflows/release-build.yml
index 811310d2..bb8a4423 100644
--- a/.github/workflows/release-build.yml
+++ b/.github/workflows/release-build.yml
@@ -206,7 +206,8 @@ jobs:
           mod-version: ${{ matrix.go-mod-version }}
 
   release:
-    needs: [setup, test-artifacts]
+    needs:
+      [setup, test-artifacts, populate-darwin-sysroot, populate-linux-sysroot]
     runs-on: ubuntu-latest
     if: startsWith(github.ref, 'refs/tags/')
     steps:
diff --git a/.goreleaser.yaml b/.goreleaser.yaml
index fc8a949f..bbd0104c 100644
--- a/.goreleaser.yaml
+++ b/.goreleaser.yaml
@@ -55,11 +55,12 @@ builds:
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
+      - '-extldflags=-Wl,-rpath,$ORIGIN/../crosscompile/clang/lib'
     env:
       - CC=x86_64-linux-gnu-gcc
       - CXX=x86_64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -I{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -lLLVM-19 -Wl,-rpath,$ORIGIN/../crosscompile/clang/lib
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_AMD64}} -L{{.Env.SYSROOT_LINUX_AMD64}}/crosscompile/clang/lib -lLLVM-19
       - CGO_LDFLAGS_ALLOW=--sysroot.*
     targets:
       - linux_amd64
@@ -72,11 +73,12 @@ builds:
     ldflags:
       - -X github.com/goplus/llgo/internal/env.buildVersion=v{{.Version}}
       - -X github.com/goplus/llgo/internal/env.buildTime={{.Date}}
+      - '-extldflags=-Wl,-rpath,$ORIGIN/../crosscompile/clang/lib'
     env:
       - CC=aarch64-linux-gnu-gcc
       - CXX=aarch64-linux-gnu-g++
       - CGO_CPPFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -I{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/include -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
-      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19 -Wl,-rpath,$ORIGIN/../crosscompile/clang/lib
+      - CGO_LDFLAGS=--sysroot={{.Env.SYSROOT_LINUX_ARM64}} -L{{.Env.SYSROOT_LINUX_ARM64}}/crosscompile/clang/lib -lLLVM-19
       - CGO_LDFLAGS_ALLOW=--sysroot.*
     targets:
       - linux_arm64