From 699e18b65b07af73ccd14b28f83572b1843c7d37 Mon Sep 17 00:00:00 2001
From: _ov4 <ov4@ov4.org>
Date: Wed, 14 Oct 2026 03:29:04 +0000
Subject: feat(types): add native C scalar types and imported aliases

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
---
 lib/CodeGen/FunctionGen.cc | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'lib/CodeGen/FunctionGen.cc')

diff --git a/lib/CodeGen/FunctionGen.cc b/lib/CodeGen/FunctionGen.cc
index afa6074..480d9ba 100644
--- a/lib/CodeGen/FunctionGen.cc
+++ b/lib/CodeGen/FunctionGen.cc
@@ -117,6 +117,12 @@ Function *FunctionGen::emitPrototype(PrototypeAST *Proto) {
 
     std::vector<Type*> ArgTypes;
     for (const ParamDecl &P : Proto->getParams()) {
+        const TypeInfo *Info = Types.resolve(P.TypeName);
+        if (Info && Info->isVoid()) {
+            fprintf(stderr, "error: parameter %s cannot have void type\n", P.Name.c_str());
+            HadError = true;
+            return nullptr;
+        }
         ParamSig PS;
         PS.TypeName = P.TypeName;
         PS.IsByRef = P.Mode == PassMode::ByRef;
-- 
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