Fix compilation errors, LLVM code generation bugs, and clean up repository

Co-authored-by: Tcode-Motion <188012755+Tcode-Motion@users.noreply.github.com>

Author: google-labs-jules[bot]

compiler/llvm_backend/src/codegen.rs

@@ -200,15 +200,20 @@ impl<'a> CodegenEngine<'a> {
                     TerminatorKind::Unreachable => {
                         LLVMBuildUnreachable(self.ctx.builder);
                     }
-                    TerminatorKind::Throw(_) => {
+                    TerminatorKind::Throw(val) => {
+                        let thrown_val = self.codegen_val(val)?;
+                        let boxed_val = self.box_val(thrown_val)?;
                         let i8_ptr_ty = LLVMPointerType(LLVMInt8TypeInContext(self.ctx.context), 0);
-                        let fn_throw = self.get_or_declare_runtime_fn("ts_throw", LLVMVoidTypeInContext(self.ctx.context), &[i8_ptr_ty]);
-                        let null_ptr = LLVMConstNull(i8_ptr_ty);
+                        let fn_throw = self.get_or_declare_runtime_fn(
+                            "ts_throw",
+                            LLVMVoidTypeInContext(self.ctx.context),
+                            &[i8_ptr_ty],
+                        );
                         LLVMBuildCall2(
                             self.ctx.builder,
                             LLVMTypeOf(fn_throw),
                             fn_throw,
-                            [null_ptr].as_mut_ptr(),
+                            [boxed_val].as_mut_ptr(),
                             1,
                             c"".as_ptr(),
                         );

compiler/llvm_backend/src/type_map.rs

@@ -10,9 +10,9 @@ use techscript_ir::types::IRType;
 
 /// Maps a TechScript IRType to its corresponding LLVMTypeRef.
 /// # Safety
-    ///
-    /// Caller must ensure LLVM context is valid.
-    pub unsafe fn to_llvm_type(context: LLVMContextRef, ty: &IRType) -> LLVMTypeRef {
+///
+/// Caller must ensure LLVM context is valid.
+pub unsafe fn to_llvm_type(context: LLVMContextRef, ty: &IRType) -> LLVMTypeRef {
     match ty {
         IRType::Void => LLVMVoidTypeInContext(context),
         IRType::Int64 => LLVMInt64TypeInContext(context),

stdlib/tests/stdlib_tests.rs

@@ -1,10 +1,7 @@
 use std::cell::RefCell;
 use std::collections::HashSet;
 use std::rc::Rc;
-use techscript_runtime::{
-    context::Capability, value::RuntimeValue, RuntimeConfig,
-    RuntimeContext,
-};
+use techscript_runtime::{context::Capability, value::RuntimeValue, RuntimeConfig, RuntimeContext};
 use techscript_stdlib::StdlibRegistry;
 
 #[test]