From ddb608e967413561465cd0cd5df9bd2e166ceefc Mon Sep 17 00:00:00 2001
From: David Mak <chmakac@connect.ust.hk>
Date: Wed, 6 Mar 2024 12:57:20 +0800
Subject: [PATCH] core: Match IRRT compile flavor with build profile

---
 nac3core/build.rs | 41 ++++++++++++++++++++++++++++-------------
 1 file changed, 28 insertions(+), 13 deletions(-)

diff --git a/nac3core/build.rs b/nac3core/build.rs
index 6edcf0b..d0f3d21 100644
--- a/nac3core/build.rs
+++ b/nac3core/build.rs
@@ -14,25 +14,40 @@ fn main() {
      * HACK: Sadly, clang doesn't let us emit generic LLVM bitcode.
      * Compiling for WASM32 and filtering the output with regex is the closest we can get.
      */
-    const FLAG: &[&str] = &[
-        "--target=wasm32",
-        FILE,
-        "-fno-discard-value-names",
-        "-O3",
-        "-emit-llvm",
-        "-S",
-        "-Wall",
-        "-Wextra",
-        "-o",
-        "-",
-    ];
+    let flags: &[&str] = match env::var("PROFILE").unwrap().as_str() {
+        "debug" => &[
+            "--target=wasm32",
+            FILE,
+            "-fno-discard-value-names",
+            "-O0",
+            "-emit-llvm",
+            "-S",
+            "-Wall",
+            "-Wextra",
+            "-o",
+            "-",
+        ],
+        "release" => &[
+            "--target=wasm32",
+            FILE,
+            "-fno-discard-value-names",
+            "-O3",
+            "-emit-llvm",
+            "-S",
+            "-Wall",
+            "-Wextra",
+            "-o",
+            "-",
+        ],
+        _ => unreachable!(),
+    };
 
     println!("cargo:rerun-if-changed={FILE}");
     let out_dir = env::var("OUT_DIR").unwrap();
     let out_path = Path::new(&out_dir);
 
     let output = Command::new("clang-irrt")
-        .args(FLAG)
+        .args(flags)
         .output()
         .map(|o| {
             assert!(o.status.success(), "{}", std::str::from_utf8(&o.stderr).unwrap());