diff options
Diffstat (limited to 'compiler/rustc_codegen_ssa/src/traits/type_.rs')
-rw-r--r-- | compiler/rustc_codegen_ssa/src/traits/type_.rs | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/compiler/rustc_codegen_ssa/src/traits/type_.rs b/compiler/rustc_codegen_ssa/src/traits/type_.rs index 32905b079..36d986422 100644 --- a/compiler/rustc_codegen_ssa/src/traits/type_.rs +++ b/compiler/rustc_codegen_ssa/src/traits/type_.rs @@ -128,12 +128,16 @@ pub trait LayoutTypeMethods<'tcx>: Backend<'tcx> { ) -> Self::Type; } -// For backends that support CFI using type membership (i.e., testing whether a given pointer is +// For backends that support CFI using type membership (i.e., testing whether a given pointer is // associated with a type identifier). pub trait TypeMembershipMethods<'tcx>: Backend<'tcx> { - fn set_type_metadata(&self, function: Self::Function, typeid: String); - fn typeid_metadata(&self, typeid: String) -> Self::Value; - fn set_kcfi_type_metadata(&self, function: Self::Function, typeid: u32); + fn add_type_metadata(&self, _function: Self::Function, _typeid: String) {} + fn set_type_metadata(&self, _function: Self::Function, _typeid: String) {} + fn typeid_metadata(&self, _typeid: String) -> Option<Self::Value> { + None + } + fn add_kcfi_type_metadata(&self, _function: Self::Function, _typeid: u32) {} + fn set_kcfi_type_metadata(&self, _function: Self::Function, _typeid: u32) {} } pub trait ArgAbiMethods<'tcx>: HasCodegen<'tcx> { |