chore: Reduce compile time (#584)

Author: kdy1

.cargo/config.toml

@@ -10,3 +10,17 @@ git-fetch-with-cli = true
 [cargo-new]
 email = "[email protected]"
 name = "강동윤"
+
+# NOTE: you must manually install https://github.com/michaeleisel/zld on mac. you can easily do this with the "brew" package manager:
+# `brew install michaeleisel/zld/zld`
+[target.x86_64-apple-darwin]
+rustflags = ["-C", "link-arg=-fuse-ld=/usr/local/bin/zld", "-Zshare-generics=y"]
+
+[target.aarch64-apple-darwin]
+rustflags = ["-C", "link-arg=-fuse-ld=/opt/homebrew/bin/zld", "-Zshare-generics=y"]
+
+# Optional: Uncommenting the following improves compile times, but reduces the amount of debug info to 'line number tables only'
+# In most cases the gains are negligible, but if you are on macos and have slow compile times you should see significant gains.
+
+[profile.dev]
+debug = 1

CONTRIBUTING.md

@@ -4,6 +4,11 @@
 
 1. Clone stc.
 2. Run `yarn` in the cloned directory.
+3. (mac only) Install zld
+
+```sh
+brew install michaeleisel/zld/zld
+```
 
 ## Typical workflow
 

cspell.json

@@ -44,6 +44,7 @@
     "libstd",
     "libtest",
     "lvalue",
+    "michaeleisel",
     "MIMALLOC",
     "multiresult",
     "nonminimal",