From afdca29d1a8a0b819f616771b33c583b29633e9c Mon Sep 17 00:00:00 2001
From: Wolfgang Welz <welzwo@gmail.com>
Date: Fri, 27 Dec 2024 13:49:34 +0100
Subject: [PATCH] re-enable foldhash on zkvm

---
 Cargo.toml                       | 2 +-
 crates/primitives/src/map/mod.rs | 3 +--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 64a394541..492e22943 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -75,7 +75,7 @@ sha3 = { version = "0.10.8", default-features = false }
 # maps
 hashbrown = { version = "0.15", default-features = false }
 indexmap = { version = "2.5", default-features = false }
-foldhash = { version = "0.1", default-features = false }
+foldhash = { version = "0.1.4", default-features = false }
 rustc-hash = { version = "2.1", default-features = false }
 
 # misc
diff --git a/crates/primitives/src/map/mod.rs b/crates/primitives/src/map/mod.rs
index 08fb32f1a..4481df6f1 100644
--- a/crates/primitives/src/map/mod.rs
+++ b/crates/primitives/src/map/mod.rs
@@ -82,8 +82,7 @@ cfg_if! {
 
 // Default hasher.
 cfg_if! {
-    // TODO: Use `foldhash` in zkVM when it's supported. https://github.com/orlp/foldhash/issues/13
-    if #[cfg(all(feature = "map-foldhash", not(target_os = "zkvm")))] {
+    if #[cfg(feature = "map-foldhash")] {
         type DefaultHashBuilderInner = foldhash::fast::RandomState;
     } else if #[cfg(feature = "map-fxhash")] {
         type DefaultHashBuilderInner = FxBuildHasher;