diff --git a/Cargo.lock b/Cargo.lock
index c572d82..3b11cf0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,15 +2,6 @@
 # It is not intended for manual editing.
 version = 3
 
-[[package]]
-name = "aho-corasick"
-version = "1.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
-dependencies = [
- "memchr",
-]
-
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -47,12 +38,6 @@ version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf4b9d6a944f767f8e5e0db018570623c85f3d925ac718db4e06d0187adb21c1"
 
-[[package]]
-name = "cc"
-version = "1.0.99"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96c51067fd44124faa7f870b4b1c969379ad32b2ba805aa959430ceaa384f695"
-
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -174,7 +159,6 @@ version = "0.1.0"
 dependencies = [
  "clap",
  "lazy_static",
- "llvm-ir",
  "once_cell",
  "rand",
  "rayon",
@@ -230,36 +214,6 @@ version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"
 
-[[package]]
-name = "llvm-ir"
-version = "0.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "434db35c1dc3bce4d16bb60c4f6a57587dfa8224ba92fc080fde38782c35fc90"
-dependencies = [
- "either",
- "llvm-sys",
- "log",
-]
-
-[[package]]
-name = "llvm-sys"
-version = "160.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49f9888529887dfda6c59e20f0e0727b17e826cd54ae1ddf0d4c83850fa23b69"
-dependencies = [
- "cc",
- "lazy_static",
- "libc",
- "regex",
- "semver",
-]
-
-[[package]]
-name = "log"
-version = "0.4.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
-
 [[package]]
 name = "memchr"
 version = "2.7.2"
@@ -352,35 +306,6 @@ dependencies = [
  "crossbeam-utils",
 ]
 
-[[package]]
-name = "regex"
-version = "1.10.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b91213439dad192326a0d7c6ee3955910425f441d7038e0d6933b0aec5c4517f"
-dependencies = [
- "aho-corasick",
- "memchr",
- "regex-automata",
- "regex-syntax",
-]
-
-[[package]]
-name = "regex-automata"
-version = "0.4.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
-dependencies = [
- "aho-corasick",
- "memchr",
- "regex-syntax",
-]
-
-[[package]]
-name = "regex-syntax"
-version = "0.8.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
-
 [[package]]
 name = "rustix"
 version = "0.38.34"
@@ -400,12 +325,6 @@ version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
 
-[[package]]
-name = "semver"
-version = "1.0.23"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
-
 [[package]]
 name = "serde"
 version = "1.0.203"
diff --git a/Cargo.toml b/Cargo.toml
index a7068f2..628976f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-hitc = { path = "/home/wangfiox/Documents/compiler" }
+hitc = { path = "./hitc" }
 
-#[features]
-#default = ["test"]
+[features]
+default = ["test"]
diff --git a/src/ch2/quicksort.rs b/src/ch2/quicksort.rs
index a7d4568..a04943b 100644
--- a/src/ch2/quicksort.rs
+++ b/src/ch2/quicksort.rs
@@ -1,4 +1,4 @@
-//#[cfg(test)]
+#[cfg(test)]
 pub mod tests {
     use compiler::backend::*;