Index: rustc-1.28.0-src/src/librustc_codegen_llvm/debuginfo/metadata.rs
===================================================================
--- rustc-1.28.0-src/src/librustc_codegen_llvm/debuginfo/metadata.rs
+++ rustc-1.28.0-src/src/librustc_codegen_llvm/debuginfo/metadata.rs	2018-09-14 18:31:54.821654029 +0200
@@ -1687,10 +1687,8 @@
         llvm::LLVMRustDIBuilderCreateStaticVariable(DIB(cx),
                                                     var_scope,
                                                     var_name.as_ptr(),
-                                                    // If null, linkage_name field is omitted,
-                                                    // which is what we want for no_mangle statics
                                                     linkage_name.as_ref()
-                                                     .map_or(ptr::null(), |name| name.as_ptr()),
+                                                     .map_or(var_name.as_ptr(), |name| name.as_ptr()),
                                                     file_metadata,
                                                     line_number,
                                                     type_metadata,