From 0f1938ae205c812b99296ba231c31c3d2a7bfd07 Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Thu, 7 May 2020 12:32:19 -0700
Subject: [PATCH] wpi

---
 Cargo.toml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Cargo.toml b/Cargo.toml
index 8428a8ac7..3f23c636b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,6 +21,10 @@ fallible-iterator = { version = "0.2.0", default-features = false, optional = tr
 indexmap = { version = "1.0.2", optional = true }
 stable_deref_trait = { version = "1.1.0", default-features = false, optional = true }
 
+core = { version = '1.0.0', optional = true, package = 'rustc-std-workspace-core' }
+alloc = { version = '1.0.0', optional = true, package = 'rustc-std-workspace-alloc' }
+compiler_builtins = { version = '0.1.2', optional = true }
+
 [dev-dependencies]
 crossbeam = "0.7.1"
 getopts = "0.2"
@@ -37,6 +41,7 @@ read = ["stable_deref_trait"]
 write = ["indexmap"]
 std = ["fallible-iterator/std", "stable_deref_trait/std"]
 default = ["read", "write", "std", "fallible-iterator"]
+rustc-dep-of-std = ['core', 'alloc', 'compiler_builtins', 'stable_deref_trait/rustc-dep-of-std']
 
 [profile.bench]
 debug = true