diff --git a/libs/argparse/src/argparse.c b/libs/argparse/src/argparse.c
index 41fcac2..294da8e 100644
--- a/libs/argparse/src/argparse.c
+++ b/libs/argparse/src/argparse.c
@@ -280,7 +280,7 @@ int scc_argparse_parse(scc_argparse_t *parser, int argc, const char **argv) {
     init_context(&ctx, parser, argc, argv); // 初始化上下文
     int errcode = SCC_ARGPARSE_ERR_NONE;
 
-    while (!ctx.parsing_done &&
+    while (!ctx.parsing_done && errcode == SCC_ARGPARSE_ERR_NONE &&
            scc_optparse_parse(&ctx.optparse, &ctx.result)) {
         if (parser->need_debug) {
             scc_printf("debug:[%c:%s:%d] %s\n",
@@ -292,7 +292,7 @@ int scc_argparse_parse(scc_argparse_t *parser, int argc, const char **argv) {
 
         if (ctx.result.error) {
             errcode = transite_error(&ctx);
-            break;
+            continue;
         }
 
         if (ctx.result.opt != nullptr) {
diff --git a/libs/ast2ir/src/scc_ast2ir.c b/libs/ast2ir/src/scc_ast2ir.c
index b4678d9..fa78e9f 100644
--- a/libs/ast2ir/src/scc_ast2ir.c
+++ b/libs/ast2ir/src/scc_ast2ir.c
@@ -884,10 +884,11 @@ scc_hir_value_ref_t scc_ast2ir_expr(scc_ast2ir_ctx_t *ctx,
             arg_node = scc_ast2ir_expr(ctx, arg_expr, false);
             if ((int)i < fixed_count) {
                 // 固定参数：转换为形参类型
-                // 每次迭代重新获取指针（scc_ast2ir_expr 可能触发 types 向量 realloc）
+                // 每次迭代重新获取指针（scc_ast2ir_expr 可能触发 types 向量
+                // realloc）
                 scc_hir_module_t *module = scc_ast2ir_mir_module(ctx);
-                const scc_hir_type_t *ft = scc_hir_module_get_type(
-                    module, func_type_ref);
+                const scc_hir_type_t *ft =
+                    scc_hir_module_get_type(module, func_type_ref);
                 scc_hir_type_ref_t param_type =
                     scc_vec_at(ft->data.function.params, i);
                 arg_node =
@@ -898,6 +899,7 @@ scc_hir_value_ref_t scc_ast2ir_expr(scc_ast2ir_ctx_t *ctx,
                 scc_hir_module_t *module = scc_ast2ir_mir_module(ctx);
                 scc_hir_type_ref_t arg_type_ref =
                     scc_hir_module_get_value(module, arg_node)->type;
+                Assert(arg_type_ref != 0);
                 scc_hir_type_tag_t arg_tag =
                     scc_hir_module_get_type(module, arg_type_ref)->tag;
                 scc_hir_type_ref_t promoted =
diff --git a/src/main.c b/src/main.c
index da739d2..817b590 100644
--- a/src/main.c
+++ b/src/main.c
@@ -151,6 +151,7 @@ int main(int argc, const char **argv, const char **envp) {
         } else {
             print_file(tok_ring, fp);
         }
+        scc_lexer_drop_ring(tok_ring);
         need_end = true;
         goto lexer_drop;
     }
diff --git a/tests/simple/stdout_val_cases/01_include.c b/tests/simple/stdout_val_cases/01_include.c
index 157db0b..c45e646 100644
--- a/tests/simple/stdout_val_cases/01_include.c
+++ b/tests/simple/stdout_val_cases/01_include.c
@@ -1,6 +1,6 @@
 #include "stdio.h"
 
 int main(void) {
-    puts("hello world!");
+    puts("Hello World!");
     return 0;
 }
diff --git a/tests/simple/stdout_val_cases/02_printf.c b/tests/simple/stdout_val_cases/02_printf.c
index 2935106..614284c 100644
--- a/tests/simple/stdout_val_cases/02_printf.c
+++ b/tests/simple/stdout_val_cases/02_printf.c
@@ -1,6 +1,6 @@
 #include "stdio.h"
 
 int main(void) {
-    printf("hello printf: %d\n", 123);
+    printf("Hello printf: %d\n", 123);
     return 0;
 }