Set flags necessary for cargo-flamegraph

Cargo.toml

@@ -18,3 +18,4 @@ split-debuginfo = "unpacked"
 
 [profile.release]
 lto = "thin"
+# debug = true

flake.nix

@@ -76,7 +76,7 @@
           env = prev.env ++ [
             { name = "HELIX_RUNTIME"; eval = "$PWD/runtime"; }
             { name = "RUST_BACKTRACE"; value = "1"; }
-            { name = "RUSTFLAGS"; value = "-C link-arg=-fuse-ld=lld -C target-cpu=native"; }
+            { name = "RUSTFLAGS"; value = "-C link-arg=-fuse-ld=lld -C target-cpu=native -Clink-arg=-Wl,--no-rosegment"; }
           ];
         };
       };