1 files changed, 6 insertions, 9 deletions
diff --git a/src/main/java/org/shedlang/compiler/backends/cranelift/CraneliftBackend.java b/src/main/java/org/shedlang/compiler/backends/cranelift/CraneliftBackend.java
index 75794092..31fdb1af 100644
--- a/src/main/java/org/shedlang/compiler/backends/cranelift/CraneliftBackend.java
+++ b/src/main/java/org/shedlang/compiler/backends/cranelift/CraneliftBackend.java
@@ -1,18 +1,17 @@
 package org.shedlang.compiler.backends.cranelift;
 
-import com.google.flatbuffers.FlatBufferBuilder;
 import org.pcollections.PVector;
 import org.shedlang.compiler.backends.Backend;
 import org.shedlang.compiler.backends.PatioBackends;
 import org.shedlang.compiler.backends.llvm.LlvmBackend;
-import org.shedlang.compiler.backends.targets.NativeTarget;
 import org.shedlang.compiler.backends.paths.PartialTargetPath;
 import org.shedlang.compiler.backends.paths.TargetDir;
+import org.shedlang.compiler.backends.targets.NativeTarget;
 import org.shedlang.compiler.config.ProfileConfig;
 import org.shedlang.compiler.config.ProjectConfig;
 import org.shedlang.compiler.filesystem.ShedCompilerFiles;
 import org.shedlang.compiler.patio.PatioCompilationUnit;
-import org.shedlang.compiler.patio.serialization.PatioToFlatbuffers;
+import org.shedlang.compiler.patio.serialization.PatioToTransient0;
 import org.shedlang.compiler.runtime.ShedRuntime;
 import org.shedlang.compiler.shid.ShidNamespace;
 import org.shedlang.compiler.typechecker.TypeInfos;
@@ -20,6 +19,7 @@ import org.shedlang.compiler.types.NamespaceName;
 import org.shedlang.compiler.util.P;
 import org.shedlang.compiler.util.processes.ProcessError;
 
+import java.io.FileOutputStream;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -62,14 +62,11 @@ public class CraneliftBackend implements Backend {
         Optional<String> mainFunctionName,
         PartialTargetPath partialTargetPath
     ) throws IOException, InterruptedException {
-        var fbsBuilder = new FlatBufferBuilder();
-        var compilationUnitOffset = PatioToFlatbuffers.serializeCompilationUnit(fbsBuilder, patio);
-        fbsBuilder.finish(compilationUnitOffset);
-
-        // TODO: avoid the copy
         var patioPath = partialTargetPath.withExtension(".patio");
         Files.createDirectories(patioPath.getParent());
-        Files.write(patioPath, fbsBuilder.sizedByteArray());
+        try (var outputStream = new FileOutputStream(patioPath.toFile())) {
+            PatioToTransient0.serializeCompilationUnit(patio, outputStream);
+        }
 
         var patioToCraneliftArgs = new ArrayList<String>();
         patioToCraneliftArgs.add(