From f47b27d5320ce76757dc67936da9580f94ede293 Mon Sep 17 00:00:00 2001
From: heterodoxic <122719743+heterodoxic@users.noreply.github.com>
Date: Mon, 29 May 2023 14:55:04 +0200
Subject: [PATCH] prevent spamming of thread local forward declarations in
 C/C++ output (#21955)

---
 compiler/cgen.nim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/cgen.nim b/compiler/cgen.nim
index b332c6cd76..985af4bbe7 100644
--- a/compiler/cgen.nim
+++ b/compiler/cgen.nim
@@ -1387,10 +1387,10 @@ proc genVarPrototype(m: BModule, n: PNode) =
   if sym.owner.id != m.module.id:
     # else we already have the symbol generated!
     assert(sym.loc.r != "")
+    incl(m.declaredThings, sym.id)
     if sfThread in sym.flags:
       declareThreadVar(m, sym, true)
     else:
-      incl(m.declaredThings, sym.id)
       if sym.kind in {skLet, skVar, skField, skForVar} and sym.alignment > 0:
         m.s[cfsVars].addf "NIM_ALIGN($1) ", [rope(sym.alignment)]
       m.s[cfsVars].add(if m.hcrOn: "static " else: "extern ")