From cad773d0728c1a2809512e3039e78c2181a36dd7 Mon Sep 17 00:00:00 2001
From: Antheas Kapenekakis <git@antheas.dev>
Date: Sun, 1 Dec 2024 15:45:16 +0100
Subject: [PATCH] feat: add thin build profile

Signed-off-by: Antheas Kapenekakis <git@antheas.dev>
---
 Cargo.toml | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/Cargo.toml b/Cargo.toml
index 0b20014d6..af1dc7f7e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,6 +12,19 @@ panic = "abort"
 # We assume we're being delivered via e.g. RPM which supports split debuginfo
 debug = true
 
+[profile.thin]
+# drop bootc size when split debuginfo is not available and go a step
+# further in size optimization (when tested from 140mb, to 12mb without 
+# symbols/debuginfo, to 5.8mb with extra optimizations)
+# https://github.com/johnthagen/min-sized-rust
+# cargo build --profile=thin
+inherits = "release"
+debug = false       # Re-strip debug symbols
+strip = true        # Strip symbols from binary
+lto = true          # Use full lto to remove dead code
+opt-level = 's'     # Optimize for size with vector vectorization
+codegen-units = 1   # Reduce number of codegen units to increase optimizations
+
 [profile.releaselto]
 codegen-units = 1
 inherits = "release"