From b863b1645437d7cba22aedd09a3e4c75a09bbbcc Mon Sep 17 00:00:00 2001
From: Amaan Qureshi <contact@amaanq.com>
Date: Fri, 12 Sep 2025 01:44:27 -0400
Subject: [PATCH] fix(xtask): make building the wasm stdlib work again

Co-authored-by: Will Lillis <will.lillis24@gmail.com>
---
 crates/xtask/src/build_wasm.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/crates/xtask/src/build_wasm.rs b/crates/xtask/src/build_wasm.rs
index 1f23b14d..bbd28c24 100644
--- a/crates/xtask/src/build_wasm.rs
+++ b/crates/xtask/src/build_wasm.rs
@@ -353,7 +353,6 @@ pub fn run_wasm_stdlib() -> Result<()> {
         .collect::<Vec<String>>();
 
     let clang_exe = get_wasi_binary()?;
-    println!("Using WASI clang at: {}", clang_exe.display());
 
     let output = Command::new(&clang_exe)
         .args([
@@ -361,6 +360,7 @@ pub fn run_wasm_stdlib() -> Result<()> {
             "stdlib.wasm",
             "-Os",
             "-fPIC",
+            "-DTREE_SITTER_FEATURE_WASM",
             "-Wl,--no-entry",
             "-Wl,--stack-first",
             "-Wl,-z",
@@ -371,6 +371,7 @@ pub fn run_wasm_stdlib() -> Result<()> {
             "-Wl,--strip-debug",
             "-Wl,--export=__wasm_call_ctors",
             "-Wl,--export=__stack_pointer",
+            "-Wl,--export=reset_heap",
         ])
         .args(&export_flags)
         .arg("lib/src/wasm/stdlib.c")