rustc: Obey RUST_MIN_STACK env var

A lot of people are hitting stack overflows in rustc. This will make it easier to experiment with stack size.
brson · Aug 10, 2013 · b473ce3 · b473ce3 · thestinger · Aug 10, 2013
1 parent c20b906
commit b473ce3
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/librustc/rustc.rs b/src/librustc/rustc.rs
@@ -319,7 +319,13 @@ pub fn monitor(f: ~fn(diagnostic::Emitter)) {
     let ch_capture = ch.clone();
     let mut task_builder = task::task();
     task_builder.supervised();
-    task_builder.opts.stack_size = Some(STACK_SIZE);
+
+    // XXX: Hacks on hacks. If the env is trying to override the stack size
+    // then *don't* set it explicitly.
+    if os::getenv("RUST_MIN_STACK").is_none() {
+        task_builder.opts.stack_size = Some(STACK_SIZE);
+    }
+
     match do task_builder.try {
         let ch = ch_capture.clone();
         let ch_capture = ch.clone();