take env off stack; only save locals for recursion

1 files changed, 3 insertions, 1 deletions

diff --git a/main.cpp b/main.cpp
index 5ae41bc..2ac1ff5 100644
--- a/main.cpp
+++ b/main.cpp
@@ -53,7 +53,9 @@ int main()
     auto envtype = llvm::VectorType::get(llvmState.inttype, ThunkAST::envidx, false);
     auto [t0, _] = Var::lookup("__t0");
     llvmState.builder.SetInsertPoint(entry);
-    auto env = llvmState.builder.CreateAlloca(envtype, nullptr);
+    auto zerovec = llvm::ConstantVector::get(llvm::ArrayRef(llvmState.zero));
+    auto env = new llvm::GlobalVariable(llvmState.modul, envtype, false,
+        llvm::GlobalValue::InternalLinkage, zerovec, "env");
     llvmState.builder.CreateCall(llvmState.ftype, t0, llvm::ArrayRef<llvm::Value *> {env});
     llvmState.builder.CreateRetVoid();