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authorbors <bors@rust-lang.org>2024-08-12 01:47:06 +0000
committerbors <bors@rust-lang.org>2024-08-12 01:47:06 +0000
commite36c2a40e3d9d1d1fefb620a72190a570e638279 (patch)
tree8eb8489d2c20a18b6e7aa59f48cfaa7bd07e9e33
parent837d9045c5cf40b2ebf4b4ae2a02f35f8c7e0825 (diff)
parentdda9eb9fa8c87dc3d807189491a7730810d005a4 (diff)
downloadrust-e36c2a40e3d9d1d1fefb620a72190a570e638279.tar.gz
rust-e36c2a40e3d9d1d1fefb620a72190a570e638279.zip
Auto merge of #126793 - saethlin:mono-rawvec, r=scottmcm
Apply "polymorphization at home" to RawVec

The idea here is to move all the logic in RawVec into functions with explicit size and alignment parameters. This should eliminate all the fussing about how tweaking RawVec code produces large swings in compile times.

This uncovered https://github.com/rust-lang/rust-clippy/issues/12979, so I've modified the relevant test in a way that tries to preserve the spirit of the test without tripping the ICE.
-rw-r--r--tests/ui/borrow_interior_mutable_const/others.rs3
-rw-r--r--tests/ui/borrow_interior_mutable_const/others.stderr6
2 files changed, 4 insertions, 5 deletions
diff --git a/tests/ui/borrow_interior_mutable_const/others.rs b/tests/ui/borrow_interior_mutable_const/others.rs
index 0ea93dd8462..452d1b19813 100644
--- a/tests/ui/borrow_interior_mutable_const/others.rs
+++ b/tests/ui/borrow_interior_mutable_const/others.rs
@@ -10,7 +10,7 @@ use std::sync::Once;
 
 const ATOMIC: AtomicUsize = AtomicUsize::new(5);
 const CELL: Cell<usize> = Cell::new(6);
-const ATOMIC_TUPLE: ([AtomicUsize; 1], Vec<AtomicUsize>, u8) = ([ATOMIC], Vec::new(), 7);
+const ATOMIC_TUPLE: ([AtomicUsize; 1], Option<Box<AtomicUsize>>, u8) = ([ATOMIC], None, 7);
 const INTEGER: u8 = 8;
 const STRING: String = String::new();
 const STR: &str = "012345";
@@ -74,7 +74,6 @@ fn main() {
     let _ = &(&&&&ATOMIC_TUPLE).0; //~ ERROR: interior mutability
     let _ = &ATOMIC_TUPLE.0[0]; //~ ERROR: interior mutability
     let _ = ATOMIC_TUPLE.0[0].load(Ordering::SeqCst); //~ ERROR: interior mutability
-    let _ = &*ATOMIC_TUPLE.1;
     let _ = &ATOMIC_TUPLE.2;
     let _ = (&&&&ATOMIC_TUPLE).0;
     let _ = (&&&&ATOMIC_TUPLE).2;
diff --git a/tests/ui/borrow_interior_mutable_const/others.stderr b/tests/ui/borrow_interior_mutable_const/others.stderr
index 33c774667f9..9a9028c8649 100644
--- a/tests/ui/borrow_interior_mutable_const/others.stderr
+++ b/tests/ui/borrow_interior_mutable_const/others.stderr
@@ -92,7 +92,7 @@ LL |     let _ = ATOMIC_TUPLE.0[0].load(Ordering::SeqCst);
    = help: assign this const to a local or static variable, and use the variable here
 
 error: a `const` item with interior mutability should not be borrowed
-  --> tests/ui/borrow_interior_mutable_const/others.rs:82:13
+  --> tests/ui/borrow_interior_mutable_const/others.rs:81:13
    |
 LL |     let _ = ATOMIC_TUPLE.0[0];
    |             ^^^^^^^^^^^^
@@ -100,7 +100,7 @@ LL |     let _ = ATOMIC_TUPLE.0[0];
    = help: assign this const to a local or static variable, and use the variable here
 
 error: a `const` item with interior mutability should not be borrowed
-  --> tests/ui/borrow_interior_mutable_const/others.rs:87:5
+  --> tests/ui/borrow_interior_mutable_const/others.rs:86:5
    |
 LL |     CELL.set(2);
    |     ^^^^
@@ -108,7 +108,7 @@ LL |     CELL.set(2);
    = help: assign this const to a local or static variable, and use the variable here
 
 error: a `const` item with interior mutability should not be borrowed
-  --> tests/ui/borrow_interior_mutable_const/others.rs:88:16
+  --> tests/ui/borrow_interior_mutable_const/others.rs:87:16
    |
 LL |     assert_eq!(CELL.get(), 6);
    |                ^^^^