all: add Go 1.25 support

Author: aykevl

.circleci/config.yml

@@ -105,7 +105,7 @@ jobs:
     # This tests the latest supported LLVM version when linking against system
     # libraries.
     docker:
-      - image: golang:1.24-bullseye
+      - image: golang:1.25-bullseye
     steps:
       - test-linux:
           llvm: "20"

.github/workflows/build-macos.yml

@@ -39,7 +39,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Restore LLVM source cache
         uses: actions/cache/restore@v4
@@ -134,7 +134,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Build TinyGo (LLVM ${{ matrix.version }})
         run: go install -tags=llvm${{ matrix.version }}

.github/workflows/linux.yml

@@ -18,7 +18,7 @@ jobs:
     # statically linked binary.
     runs-on: ubuntu-latest
     container:
-      image: golang:1.24-alpine
+      image: golang:1.25rc2-alpine
     outputs:
       version: ${{ steps.version.outputs.version }}
     steps:
@@ -137,7 +137,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Install wasmtime
         uses: bytecodealliance/actions/wasmtime/setup@v1
@@ -181,7 +181,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Install Node.js
         uses: actions/setup-node@v4
@@ -298,7 +298,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Restore LLVM source cache
         uses: actions/cache/restore@v4

.github/workflows/windows.yml

@@ -41,7 +41,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Restore cached LLVM source
         uses: actions/cache/restore@v4
@@ -147,7 +147,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Download TinyGo build
         uses: actions/download-artifact@v4
@@ -177,7 +177,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Download TinyGo build
         uses: actions/download-artifact@v4
@@ -213,7 +213,7 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24'
+          go-version: '1.25.0-rc.2'
           cache: true
       - name: Download TinyGo build
         uses: actions/download-artifact@v4

Dockerfile

@@ -1,5 +1,5 @@
 # tinygo-llvm stage obtains the llvm source for TinyGo
-FROM golang:1.24 AS tinygo-llvm
+FROM golang:1.25 AS tinygo-llvm
 
 RUN apt-get update && \
     apt-get install -y apt-utils make cmake clang-15 ninja-build && \
@@ -33,7 +33,7 @@ RUN cd /tinygo/ && \
 
 # tinygo-compiler copies the compiler build over to a base Go container (without
 # all the build tools etc).
-FROM golang:1.24 AS tinygo-compiler
+FROM golang:1.25 AS tinygo-compiler
 
 # Copy tinygo build.
 COPY --from=tinygo-compiler-build /tinygo/build/release/tinygo /tinygo

builder/config.go

@@ -26,7 +26,7 @@ func NewConfig(options *compileopts.Options) (*compileopts.Config, error) {
 
 	// Version range supported by TinyGo.
 	const minorMin = 19
-	const minorMax = 24
+	const minorMax = 25
 
 	// Check that we support this Go toolchain version.
 	gorootMajor, gorootMinor, err := goenv.GetGorootVersion()

src/internal/abi/escape.go

@@ -8,3 +8,11 @@ import "unsafe"
 func NoEscape(p unsafe.Pointer) unsafe.Pointer {
 	return p
 }
+
+func Escape[T any](x T) T {
+	// This function is used from internal/synctest which also uses a few other
+	// functions that aren't implemented but don't seem to be used by many
+	// packages.
+	// This probably needs support from the compiler to implement correctly.
+	panic("internal/abi.Escape: unimplemented")
+}

src/runtime/time.go

@@ -46,3 +46,8 @@ func timerCallback(tn *timerNode, delta int64) {
 		addTimer(tn)
 	}
 }
+
+//go:linkname time_runtimeIsBubbled time.runtimeIsBubbled
+func time_runtimeIsBubbled() bool {
+	return false
+}