move constant to better align with pr#134597

Author: Walnut356

compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs

@@ -73,6 +73,9 @@ const DW_ATE_unsigned: c_uint = 0x07;
 #[allow(non_upper_case_globals)]
 const DW_ATE_UTF: c_uint = 0x10;
 
+#[allow(non_upper_case_globals)]
+const DW_TAG_const_type: c_uint = 0x26;
+
 pub(super) const UNKNOWN_LINE_NUMBER: c_uint = 0;
 pub(super) const UNKNOWN_COLUMN_NUMBER: c_uint = 0;
 

compiler/rustc_codegen_llvm/src/debuginfo/metadata/enums/cpp_like.rs

@@ -15,8 +15,8 @@ use crate::common::{AsCCharPtr, CodegenCx};
 use crate::debuginfo::metadata::enums::DiscrResult;
 use crate::debuginfo::metadata::type_map::{self, Stub, UniqueTypeId};
 use crate::debuginfo::metadata::{
-    DINodeCreationResult, NO_GENERICS, NO_SCOPE_METADATA, SmallVec, UNKNOWN_LINE_NUMBER,
-    build_field_di_node, file_metadata, file_metadata_from_def_id, size_and_align_of, type_di_node,
+    DINodeCreationResult, DW_TAG_const_type, NO_GENERICS, NO_SCOPE_METADATA, SmallVec,
+    UNKNOWN_LINE_NUMBER, build_field_di_node, file_metadata, size_and_align_of, type_di_node,
     unknown_file_metadata, visibility_di_flags,
 };
 use crate::debuginfo::utils::DIB;
@@ -580,11 +580,10 @@ fn build_variant_struct_wrapper_type_di_node<'ll, 'tcx>(
                     let ty_u64 = Ty::new_uint(cx.tcx, ty::UintTy::U64);
                     (type_di_node(cx, ty_u64), Align::EIGHT.bits() as u32)
                 };
-                const DW_TAG_CONST_TYPE: c_uint = 0x0026;
 
                 // must wrap type in a `const` modifier for LLDB to be able to inspect the value of the member
                 let field_type =
-                    llvm::LLVMRustDIBuilderCreateQualifiedType(DIB(cx), DW_TAG_CONST_TYPE, t_di);
+                    llvm::LLVMRustDIBuilderCreateQualifiedType(DIB(cx), DW_TAG_const_type, t_di);
 
                 llvm::LLVMRustDIBuilderCreateStaticMemberType(
                     DIB(cx),