refactor: define va_start() as macro instead of special form

1 files changed, 5 insertions, 4 deletions

diff --git a/include/stdarg.h b/include/stdarg.h
index 43138b6..bdc4101 100644
--- a/include/stdarg.h
+++ b/include/stdarg.h
@@ -3,7 +3,7 @@
 // (With LP64 and ILP32 Programming Models)
 // Version 1.0
 // Figure 3.34: va_list Type Declaration
-struct __va_list__ {
+struct __ducc_va_list {
     // unsigned int gp_offset;
     // unsigned int fp_offset;
     int gp_offset;
@@ -12,9 +12,10 @@ struct __va_list__ {
     void* reg_save_area;
 };
 // ducc currently does not support array type.
-// typedef struct __va_list__ va_list[1];
-typedef struct __va_list__* va_list;
+// typedef struct __ducc_va_list va_list[1];
+typedef struct __ducc_va_list* va_list;
+
+#define va_start(args, start) __ducc_va_start(args, start)
 
-// va_start() is currently implemented as a special form due to the limitation of #define macro.
 void va_end(va_list args) {
 }