Added several more migrations under ops.rs, failing some tests though

compiler/rustc_const_eval/src/errors.rs

@@ -111,3 +111,84 @@ pub(crate) struct UnstableConstFn {
     pub span: Span,
     pub def_id: String,
 }
+
+#[derive(SessionDiagnostic)]
+#[error(const_eval::unallowed_mutable_refs, code = "E0764")]
+pub(crate) struct UnallowedMutableRefs {
+    #[primary_span]
+    pub span: Span,
+    pub kind: ConstContext,
+    #[note(const_eval::teach_note)]
+    pub teach: Option<()>,
+}
+
+#[derive(SessionDiagnostic)]
+#[error(const_eval::unallowed_mutable_refs_raw, code = "E0764")]
+pub(crate) struct UnallowedMutableRefsRaw {
+    #[primary_span]
+    pub span: Span,
+    pub kind: ConstContext,
+    #[note(const_eval::teach_note)]
+    pub teach: Option<()>,
+}
+#[derive(SessionDiagnostic)]
+#[error(const_eval::non_const_fmt_macro_call, code = "E0015")]
+pub(crate) struct NonConstFmtMacroCall {
+    #[primary_span]
+    pub span: Span,
+    pub kind: ConstContext,
+}
+
+#[derive(SessionDiagnostic)]
+#[error(const_eval::non_const_fn_call, code = "E0015")]
+pub(crate) struct NonConstFnCall {
+    #[primary_span]
+    pub span: Span,
+    pub def_path_str: String,
+    pub kind: ConstContext,
+}
+
+#[derive(SessionDiagnostic)]
+#[error(const_eval::unallowed_op_in_const_context)]
+pub(crate) struct UnallowedOpInConstContext {
+    #[primary_span]
+    pub span: Span,
+    pub msg: String,
+}
+
+#[derive(SessionDiagnostic)]
+#[error(const_eval::unallowed_heap_allocations, code = "E0010")]
+pub(crate) struct UnallowedHeapAllocations {
+    #[primary_span]
+    pub span: Span,
+    pub kind: ConstContext,
+    #[note(const_eval::teach_note)]
+    pub teach: Option<()>,
+}
+
+#[derive(SessionDiagnostic)]
+#[error(const_eval::unallowed_inline_asm, code = "E0015")]
+pub(crate) struct UnallowedInlineAsm {
+    #[primary_span]
+    pub span: Span,
+    pub kind: ConstContext,
+}
+
+#[derive(SessionDiagnostic)]
+#[error(const_eval::interior_mutable_data_refer, code = "E0492")]
+pub(crate) struct InteriorMutableDataRefer {
+    #[primary_span]
+    pub span: Span,
+    #[help]
+    pub opt_help: Option<()>,
+    pub kind: ConstContext,
+    #[note(const_eval::teach_note)]
+    pub teach: Option<()>,
+}
+
+#[derive(SessionDiagnostic)]
+#[error(const_eval::interior_mutability_borrow)]
+pub(crate) struct InteriorMutabilityBorrow {
+    #[primary_span]
+    pub span: Span,
+}