From d3e4c4d633eca379462dd4473b8995761155ee84 Mon Sep 17 00:00:00 2001
From: Slava Egorov <vegorov@google.com>
Date: Tue, 4 Jul 2023 11:22:44 +0200
Subject: [PATCH] Use awaiter-link pragma to guide VM's builtin awaiter stack
 unwinding (#135)

---
 lib/src/stack_zone_specification.dart | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/src/stack_zone_specification.dart b/lib/src/stack_zone_specification.dart
index 8408d04..7309ce0 100644
--- a/lib/src/stack_zone_specification.dart
+++ b/lib/src/stack_zone_specification.dart
@@ -117,7 +117,10 @@ class StackZoneSpecification {
   /// Tracks the current stack chain so it can be set to [_currentNode] when
   /// [f] is run.
   ZoneUnaryCallback<R, T> _registerUnaryCallback<R, T>(
-      Zone self, ZoneDelegate parent, Zone zone, R Function(T) f) {
+      Zone self,
+      ZoneDelegate parent,
+      Zone zone,
+      @pragma('vm:awaiter-link') R Function(T) f) {
     if (_disabled) return parent.registerUnaryCallback(zone, f);
     var node = _createNode(1);
     return parent.registerUnaryCallback(