Merge pull request #13 from Ferret-Language/unions

Unions

Author: itsfuad

.github/workflows/release.yml

@@ -13,8 +13,15 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          # Linux x86_64
           - runner: ubuntu-latest
+          # Linux ARM64
+          - runner: ubuntu-24.04-arm
+          # macOS ARM64 (Apple Silicon)
           - runner: macos-14
+          # macOS x86_64 (Intel)
+          - runner: macos-13
+          # Windows x86_64
           - runner: windows-latest
     steps:
       - name: Checkout

0.fer

@@ -0,0 +1,10 @@
+import "std/io";
+
+type Point struct {
+    .X: f64,
+    .Y: f64
+};
+
+fn main() {
+    let empty : Point = { .X = 1.2 };
+}

Ferret

@@ -327,6 +327,9 @@ func applyLdDefaults(opts *BuildOptions) error {
 	case "android":
 		return fmt.Errorf("android builds are not supported here; use install-termux.sh")
 	case "windows":
+		// Windows uses PE format - no dynamic linker needed (unlike ELF on Linux).
+		// The C runtime is provided by libmsvcrt (linked in DefaultBuildOptions).
+		// We don't add -lc because Windows doesn't have a separate libc.
 		crt2, crtbegin, crtend := findWindowsCrtObjects()
 		if crt2 == "" || crtbegin == "" || crtend == "" {
 			return fmt.Errorf("ld: missing C runtime objects; set FERRET_LD_CRT2, FERRET_LD_CRTBEGIN, and FERRET_LD_CRTEND")
@@ -491,6 +494,26 @@ func windowsLibDirs() []string {
 	if tc := toolchainLibDir(); tc != "" {
 		dirs = append(dirs, tc)
 	}
+
+	// Try to get library directories from gcc
+	if cc := resolveCCompiler(); cc != "" {
+		dirs = append(dirs, gccLibDirs(cc)...)
+	}
+
+	// Fallback paths for common MinGW installations
+	fallbacks := []string{
+		"C:\\msys64\\mingw64\\lib",
+		"C:\\msys64\\mingw32\\lib",
+		"C:\\mingw64\\lib",
+		"C:\\mingw32\\lib",
+		"C:\\MinGW\\lib",
+	}
+	for _, dir := range fallbacks {
+		if utilsfs.IsDir(dir) {
+			dirs = append(dirs, dir)
+		}
+	}
+
 	seen := make(map[string]struct{}, len(dirs))
 	unique := make([]string, 0, len(dirs))
 	for _, dir := range dirs {