2 files changed, 7 insertions, 0 deletions

diff --git a/crates/ra_prof/Cargo.toml b/crates/ra_prof/Cargo.toml
index eabfcebb0..b3d52985a 100644
--- a/crates/ra_prof/Cargo.toml
+++ b/crates/ra_prof/Cargo.toml
@@ -4,6 +4,7 @@ name = "ra_prof"
 version = "0.1.0"
 authors = ["rust-analyzer developers"]
 publish = false
+license = "MIT OR Apache-2.0"
 
 [lib]
 doctest = false
@@ -12,6 +13,7 @@ doctest = false
 ra_arena = { path = "../ra_arena" }
 once_cell = "1.3.1"
 backtrace = { version = "0.3.44", optional = true }
+mimalloc = { version = "0.1.19", default-features = false, optional = true }
 
 [target.'cfg(not(target_env = "msvc"))'.dependencies]
 jemallocator = { version = "0.3.2", optional = true }
@@ -24,4 +26,5 @@ cpu_profiler = []
 # Uncomment to enable for the whole crate graph
 # default = [ "backtrace" ]
 # default = [ "jemalloc" ]
+# default = [ "mimalloc" ]
 # default = [ "cpu_profiler" ]
diff --git a/crates/ra_prof/src/lib.rs b/crates/ra_prof/src/lib.rs
index 7163a8424..b54531b4e 100644
--- a/crates/ra_prof/src/lib.rs
+++ b/crates/ra_prof/src/lib.rs
@@ -19,6 +19,10 @@ pub use crate::{
 #[global_allocator]
 static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
 
+#[cfg(all(feature = "mimalloc"))]
+#[global_allocator]
+static ALLOC: mimalloc::MiMalloc = mimalloc::MiMalloc;
+
 /// Prints backtrace to stderr, useful for debugging.
 #[cfg(feature = "backtrace")]
 pub fn print_backtrace() {