From e87cd0b8891e6b57c3e96ce7e53f65080ec33daa Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Thu, 11 Sep 2025 16:23:18 +0200
Subject: preprocessor: fix order of expansion wiht macro arguments

---
 lex.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'lex.h')

diff --git a/lex.h b/lex.h
index 3315d6b..515613f 100644
--- a/lex.h
+++ b/lex.h
@@ -52,7 +52,8 @@ struct token {
    short t; /* toktag */
    bool litlit;
    union {
-      uint len, argidx;
+      uint len;
+      struct { ushort macidx, argidx; };
    };
    struct span span;
    const char *s; 
@@ -69,7 +70,8 @@ struct token {
     *  otherwise s is heap allocated buffer of len bytes
     * for macro arg/stringify:
     *  s is like keyword/ident
-    *  argidx is index in macro param list
+    *  argidx is index in macro param list,
+    *  macidx is macro id of which it is a parameter
     */
 };
 
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