Remove malloc feature

ffi/capi/Cargo.toml

@@ -31,10 +31,8 @@ all-features = true
 skip_optional_dependencies = true
 # Bench feature gets tested separately and is only relevant for CI.
 # wearos/freertos/x86tiny are not relevant in normal environments,
-# smaller_static gets tested on the FFI job anyway,
-# and malloc will only work on platforms with malloc (and will eventually be tested
-# as part of the wasm job)
-denylist = ["bench", "wearos", "freertos", "x86tiny", "smaller_static", "malloc"]
+# smaller_static gets tested on the FFI job anyway
+denylist = ["bench", "wearos", "freertos", "x86tiny", "smaller_static"]
 
 [lib]
 crate-type = ["staticlib", "rlib"]
@@ -58,10 +56,6 @@ x86tiny = ["dlmalloc"]
 # Enables no_std builds for freertos
 freertos = ["freertos-rust", "cortex-m"]
 
-# Sets the global allocator to malloc
-# Primarily useful for using this crate from C++ in a WASM context
-malloc = []
-
 [dependencies]
 fixed_decimal = { path = "../../utils/fixed_decimal" }
 icu_decimal = { path = "../../components/decimal/" }

ffi/capi/src/lib.rs

@@ -31,20 +31,8 @@ pub mod provider;
 #[cfg(target_arch = "wasm32")]
 mod wasm_glue;
 
-#[cfg(all(
-    feature = "freertos",
-    not(any(feature = "x86tiny", feature = "malloc"))
-))]
+#[cfg(all(feature = "freertos", not(feature = "x86tiny")))]
 mod freertos_glue;
 
-#[cfg(all(
-    feature = "x86tiny",
-    not(any(feature = "freertos", feature = "malloc"))
-))]
+#[cfg(all(feature = "x86tiny", not(feature = "freertos")))]
 mod x86tiny_glue;
-
-#[cfg(all(
-    feature = "malloc",
-    not(any(feature = "x86tiny", feature = "freertos_glue"))
-))]
-mod malloc_glue;