pezkuwi-subxt/substrate/bin/node-template/runtime/build.rs

use wasm_builder_runner::{build_current_project_with_rustflags, WasmBuilderSource};

fn main() {
	build_current_project_with_rustflags(
		"wasm_binary.rs",
		WasmBuilderSource::Crates("1.0.9"),
		// This instructs LLD to export __heap_base as a global variable, which is used by the
		// external memory allocator.
		"-Clink-arg=--export=__heap_base",
	);
}