diff --git a/src/tilde/tb.h b/src/tilde/tb.h
index e240966c6..3924bbe8e 100644
--- a/src/tilde/tb.h
+++ b/src/tilde/tb.h
@@ -33,8 +33,9 @@
 
 // These are flags
 typedef enum TB_ArithmeticBehavior {
-    TB_ARITHMATIC_NSW = 1,
-    TB_ARITHMATIC_NUW = 2,
+    TB_ARITHMATIC_NONE = 0,
+    TB_ARITHMATIC_NSW  = 1,
+    TB_ARITHMATIC_NUW  = 2,
 } TB_ArithmeticBehavior;
 
 typedef enum TB_DebugFormat {
diff --git a/src/tilde/tb.lib b/src/tilde/tb.lib
index 84dba790b..c42e02d98 100644
Binary files a/src/tilde/tb.lib and b/src/tilde/tb.lib differ
diff --git a/src/tilde_expr.cpp b/src/tilde_expr.cpp
index 351ee7b45..e754d473f 100644
--- a/src/tilde_expr.cpp
+++ b/src/tilde_expr.cpp
@@ -1185,7 +1185,7 @@ handle_op:;
 		}
 	}
 
-	TB_ArithmeticBehavior arith_behavior = cast(TB_ArithmeticBehavior)50;
+	TB_ArithmeticBehavior arith_behavior = cast(TB_ArithmeticBehavior)0;
 
 	Type *integral_type = type;
 	if (is_type_simd_vector(integral_type)) {
@@ -2065,13 +2065,13 @@ gb_internal cgValue cg_build_expr_internal(cgProcedure *p, Ast *expr) {
 
 		Type *type = default_type(type_of_expr(expr));
 
-		incoming_values[0] = cg_emit_conv(p, cg_build_expr(p, te->x), type);
+		incoming_values [0] = cg_emit_conv(p, cg_build_expr(p, te->x), type);
 		incoming_regions[0] = tb_inst_get_control(p->func);
 
 		tb_inst_goto(p->func, done);
 		tb_inst_set_control(p->func, else_);
 
-		incoming_values[1] = cg_emit_conv(p, cg_build_expr(p, te->y), type);
+		incoming_values [1] = cg_emit_conv(p, cg_build_expr(p, te->y), type);
 		incoming_regions[1] = tb_inst_get_control(p->func);
 
 		tb_inst_goto(p->func, done);
@@ -2080,6 +2080,7 @@ gb_internal cgValue cg_build_expr_internal(cgProcedure *p, Ast *expr) {
 		GB_ASSERT(incoming_values[0].kind == cgValue_Value ||
 		          incoming_values[0].kind == cgValue_Addr);
 		GB_ASSERT(incoming_values[0].kind == incoming_values[1].kind);
+
 		cgValue res = {};
 		res.kind = incoming_values[0].kind;
 		res.type = type;
diff --git a/src/tilde_proc.cpp b/src/tilde_proc.cpp
index b3ab0b778..c925ee692 100644
--- a/src/tilde_proc.cpp
+++ b/src/tilde_proc.cpp
@@ -244,13 +244,13 @@ gb_internal void cg_procedure_end(cgProcedure *p) {
 	}
 	// if (p->name == "main") {
 	if (p->name == "bug.main") {
-		// TB_Arena *arena = tb_default_arena();
-		// defer (arena->free(arena));
-		// TB_FuncOpt *opt = tb_funcopt_enter(p->func, arena);
-		// defer (tb_funcopt_exit(opt));
-		// tb_funcopt_print(opt);
+		TB_Arena *arena = tb_default_arena();
+		defer (arena->free(arena));
+		TB_FuncOpt *opt = tb_funcopt_enter(p->func, arena);
+		defer (tb_funcopt_exit(opt));
+		tb_funcopt_print(opt);
 
-		tb_function_print(p->func, tb_default_print_callback, stdout);
+		// tb_function_print(p->func, tb_default_print_callback, stdout);
 	}
 	tb_module_compile_function(p->module->mod, p->func, TB_ISEL_FAST);
 }