From 4b3bc647c0d39deb1d38ba11ee9b05d29f6d9021 Mon Sep 17 00:00:00 2001
From: Markus Hauschild <hauschildm@gmx.net>
Date: Sat, 1 Jun 2013 18:08:13 +0200
Subject: [PATCH] Prep random_if

---
 src/AST/CodeGenVisitor.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/AST/CodeGenVisitor.cpp b/src/AST/CodeGenVisitor.cpp
index 463a606..7cf7b17 100644
--- a/src/AST/CodeGenVisitor.cpp
+++ b/src/AST/CodeGenVisitor.cpp
@@ -5,6 +5,11 @@ CodeGenVisitor::CodeGenVisitor(llvm::Module* module, llvm::FunctionPassManager *
 	builder_ = new llvm::IRBuilder<>(llvm::getGlobalContext());
 	module_ = module;
 	fpm_ = fpm;
+
+	// create external for random_if
+	std::vector<llvm::Type*> argt(1, typeToLLVMType(Type::INT));
+	llvm::FunctionType* ft = llvm::FunctionType::get(typeToLLVMType(Type::BOOL), argt, false);
+	llvm::Function *f = llvm::Function::Create(ft, llvm::Function::ExternalLinkage, "random_if", module_);
 }
 
 CodeGenVisitor::~CodeGenVisitor() {