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-rw-r--r--library/alloc/src/alloc.rs3
1 files changed, 3 insertions, 0 deletions
diff --git a/library/alloc/src/alloc.rs b/library/alloc/src/alloc.rs
index 2499f1053..1663aa849 100644
--- a/library/alloc/src/alloc.rs
+++ b/library/alloc/src/alloc.rs
@@ -423,12 +423,14 @@ pub mod __alloc_error_handler {
}
}
+#[cfg(not(no_global_oom_handling))]
/// Specialize clones into pre-allocated, uninitialized memory.
/// Used by `Box::clone` and `Rc`/`Arc::make_mut`.
pub(crate) trait WriteCloneIntoRaw: Sized {
unsafe fn write_clone_into_raw(&self, target: *mut Self);
}
+#[cfg(not(no_global_oom_handling))]
impl<T: Clone> WriteCloneIntoRaw for T {
#[inline]
default unsafe fn write_clone_into_raw(&self, target: *mut Self) {
@@ -438,6 +440,7 @@ impl<T: Clone> WriteCloneIntoRaw for T {
}
}
+#[cfg(not(no_global_oom_handling))]
impl<T: Copy> WriteCloneIntoRaw for T {
#[inline]
unsafe fn write_clone_into_raw(&self, target: *mut Self) {