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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:11:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:11:28 +0000
commit94a0819fe3a0d679c3042a77bfe6a2afc505daea (patch)
tree2b827afe6a05f3538db3f7803a88c4587fe85648 /library/std/src/alloc.rs
parentAdding upstream version 1.64.0+dfsg1. (diff)
downloadrustc-94a0819fe3a0d679c3042a77bfe6a2afc505daea.tar.xz
rustc-94a0819fe3a0d679c3042a77bfe6a2afc505daea.zip
Adding upstream version 1.66.0+dfsg1.upstream/1.66.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'library/std/src/alloc.rs')
-rw-r--r--library/std/src/alloc.rs5
1 files changed, 4 insertions, 1 deletions
diff --git a/library/std/src/alloc.rs b/library/std/src/alloc.rs
index a05e0db3a..61c1ff578 100644
--- a/library/std/src/alloc.rs
+++ b/library/std/src/alloc.rs
@@ -68,7 +68,10 @@ pub use alloc_crate::alloc::*;
/// The default memory allocator provided by the operating system.
///
/// This is based on `malloc` on Unix platforms and `HeapAlloc` on Windows,
-/// plus related functions.
+/// plus related functions. However, it is not valid to mix use of the backing
+/// system allocator with `System`, as this implementation may include extra
+/// work, such as to serve alignment requests greater than the alignment
+/// provided directly by the backing system allocator.
///
/// This type implements the `GlobalAlloc` trait and Rust programs by default
/// work as if they had this definition: