From 78c3ea30a6f8f6db14cd4df146ce233398b8e0d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Per=20Nordl=C3=B6w?= <PNordlow@symmetryinvestments.com>
Date: Tue, 27 Dec 2022 21:50:39 +0100
Subject: [PATCH] Reduce CString memory usage from 3 to two 2 words

---
 tcc.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tcc.h b/tcc.h
index 763835ed..baae6705 100644
--- a/tcc.h
+++ b/tcc.h
@@ -497,9 +497,10 @@ typedef int nwchar_t;
 
 typedef struct CString {
     int size; /* size in bytes */
-    void *data; /* either 'char *' or 'nwchar_t *' */
     int size_allocated;
+    void *data; /* either 'char *' or 'nwchar_t *' */
 } CString;
+_Static_assert(sizeof(CString) == 16, "CString should only require 16 bytes");
 
 /* type definition */
 typedef struct CType {