From a7bc7f0b0fb7363d2cb194c8708c10d7ca3ef548 Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Wed, 18 Mar 2026 19:24:27 +0100
Subject: cpp: do not warn for "#define X(){}" with no space after the )

---
 src/c_lex.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/c_lex.c b/src/c_lex.c
index 826b9a4..8e225b6 100644
--- a/src/c_lex.c
+++ b/src/c_lex.c
@@ -916,7 +916,7 @@ ppdefine(Lexer *lx)
    /* gather replacement list */
    mac.rl.off = mtoksbuf.n;
    for (int n = 0; lex0(lx, &tk, 0) != '\n' && tk.t != TKEOF;) {
-      if (n == 0 && !tk.space)
+      if (n == 0 && !tk.space && !mac.fnlike)
          warn(&tk.span, "no whitespace after macro name");
       Token *prev = n ? &mtoksbuf.p[mtoksbuf.n-1] : NULL;
       if (mac.fnlike && tk.t == TKIDENT) {
-- 
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