Merge from rustc

1 files changed, 2 insertions, 7 deletions

diff --git a/compiler/rustc_middle/src/mir/syntax.rs b/compiler/rustc_middle/src/mir/syntax.rs
index 36b7a48b2a2..12bf8efd73a 100644
--- a/compiler/rustc_middle/src/mir/syntax.rs
+++ b/compiler/rustc_middle/src/mir/syntax.rs
@@ -373,7 +373,7 @@ pub enum StatementKind<'tcx> {
     ///
     /// Interpreters and codegen backends that don't support coverage instrumentation
     /// can usually treat this as a no-op.
-    Coverage(Box<Coverage>),
+    Coverage(CoverageKind),
 
     /// Denotes a call to an intrinsic that does not require an unwind path and always returns.
     /// This avoids adding a new block and a terminator for simple intrinsics.
@@ -519,12 +519,6 @@ pub enum FakeReadCause {
 
 #[derive(Clone, Debug, PartialEq, TyEncodable, TyDecodable, Hash, HashStable)]
 #[derive(TypeFoldable, TypeVisitable)]
-pub struct Coverage {
-    pub kind: CoverageKind,
-}
-
-#[derive(Clone, Debug, PartialEq, TyEncodable, TyDecodable, Hash, HashStable)]
-#[derive(TypeFoldable, TypeVisitable)]
 pub struct CopyNonOverlapping<'tcx> {
     pub src: Operand<'tcx>,
     pub dst: Operand<'tcx>,
@@ -1458,5 +1452,6 @@ mod size_asserts {
     static_assert_size!(Place<'_>, 16);
     static_assert_size!(PlaceElem<'_>, 24);
     static_assert_size!(Rvalue<'_>, 40);
+    static_assert_size!(StatementKind<'_>, 16);
     // tidy-alphabetical-end
 }