From 09edb4716a07b8666620fa4f0cb06e185cccee1f Mon Sep 17 00:00:00 2001
From: Lee <lee10202013@gmail.com>
Date: Tue, 2 Jul 2024 00:45:21 +0800
Subject: [PATCH] Remove unused code

---
 .gitignore           |  3 ---
 src/type_checker.cpp | 10 ----------
 test/Makefile        |  2 +-
 3 files changed, 1 insertion(+), 14 deletions(-)

diff --git a/.gitignore b/.gitignore
index c3a45a7e..1502847e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -47,9 +47,6 @@ lex.yy.*
 # QBE IR files
 *.ssa
 
-# LLVM test source files
-*_llvm.c
-
 # LLVM IR files
 *.ll
 
diff --git a/src/type_checker.cpp b/src/type_checker.cpp
index bd3eb84a..d767db24 100644
--- a/src/type_checker.cpp
+++ b/src/type_checker.cpp
@@ -236,7 +236,6 @@ void TypeChecker::Visit(CompoundStmtNode& compound_stmt) {
 void TypeChecker::InstallBuiltins_(ScopeStack& env) {
   // The supported builtins are:
   // - int __builtin_print(int)
-  // - int printf(int)
 
   auto param_types = std::vector<std::unique_ptr<Type>>{};
   param_types.emplace_back(std::make_unique<PrimType>(PrimitiveType::kInt));
@@ -245,15 +244,6 @@ void TypeChecker::InstallBuiltins_(ScopeStack& env) {
                              std::make_unique<PrimType>(PrimitiveType::kInt),
                              std::move(param_types)));
   env.AddSymbol(std::move(symbol), ScopeKind::kFile);
-
-  auto param_types_printf = std::vector<std::unique_ptr<Type>>{};
-  param_types_printf.emplace_back(
-      std::make_unique<PrimType>(PrimitiveType::kInt));
-  auto symbol_printf = std::make_unique<SymbolEntry>(
-      "printf", std::make_unique<FuncType>(
-                    std::make_unique<PrimType>(PrimitiveType::kInt),
-                    std::move(param_types_printf)));
-  env.AddSymbol(std::move(symbol_printf), ScopeKind::kFile);
 }
 
 void TypeChecker::Visit(ExternDeclNode& extern_decl) {
diff --git a/test/Makefile b/test/Makefile
index 72062717..b0473c3f 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -14,4 +14,4 @@ test:
 
 
 clean:
-	rm -f *.s **/*.s *.o **/*.o *.ssa **/*.ssa **/*.ll **/*_llvm.c
+	rm -f *.s **/*.s *.o **/*.o *.ssa **/*.ssa **/*.ll