From 272136e7fc79f6e9d12ec1489aa0e39912f1fc78 Mon Sep 17 00:00:00 2001
From: Roberto Raggi <roberto.raggi@gmail.com>
Date: Tue, 2 Dec 2025 19:39:20 +0100
Subject: [PATCH] Fix local variable allocations for functions with prototypes

---
 src/mlir/cxx/mlir/codegen_declarations.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/mlir/cxx/mlir/codegen_declarations.cc b/src/mlir/cxx/mlir/codegen_declarations.cc
index 42c69795..b092ba63 100644
--- a/src/mlir/cxx/mlir/codegen_declarations.cc
+++ b/src/mlir/cxx/mlir/codegen_declarations.cc
@@ -160,6 +160,10 @@ void Codegen::DeclarationVisitor::allocateLocals(ScopeSymbol* block) {
       allocateLocals(nestedBlock);
       continue;
     }
+    if (auto params = symbol_cast<FunctionParametersSymbol>(symbol)) {
+      allocateLocals(params);
+      continue;
+    }
 
     if (auto var = symbol_cast<VariableSymbol>(symbol)) {
       if (var->isStatic()) continue;
@@ -730,4 +734,4 @@ void Codegen::asmQualifier(AsmQualifierAST* ast) {}
 void Codegen::asmClobber(AsmClobberAST* ast) {}
 
 void Codegen::asmGotoLabel(AsmGotoLabelAST* ast) {}
-}  // namespace cxx
\ No newline at end of file
+}  // namespace cxx