Disable stage1

build.zig

@@ -22,6 +22,10 @@ pub fn build(b: *std.build.Builder) void {
     // between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall.
     const mode = b.standardReleaseOptions();
 
+    // There are some weird problems relating to sentinel values and function pointers
+    // when using the stage1 compiler. Just disable it entirely for now.
+    b.use_stage1 = false;
+
     const exe = b.addExecutable("apub", "src/main/main.zig");
     exe.setTarget(target);
     exe.setBuildMode(mode);