Rollup merge of #69667 - JohnTitor:no-debug, r=nikomatsakis

Remove the `no_debug` feature

Context: https://github.com/rust-lang/rust/issues/29721#issuecomment-367642779

r? @nikomatsakis

2 files changed, 1 insertions, 12 deletions

diff --git a/src/librustc_codegen_llvm/debuginfo/metadata.rs b/src/librustc_codegen_llvm/debuginfo/metadata.rs
index 3916653eb1d..b6c2b141bd9 100644
--- a/src/librustc_codegen_llvm/debuginfo/metadata.rs
+++ b/src/librustc_codegen_llvm/debuginfo/metadata.rs
@@ -2269,10 +2269,6 @@ pub fn create_global_var_metadata(cx: &CodegenCx<'ll, '_>, def_id: DefId, global
     let tcx = cx.tcx;
     let attrs = tcx.codegen_fn_attrs(def_id);
 
-    if attrs.flags.contains(CodegenFnAttrFlags::NO_DEBUG) {
-        return;
-    }
-
     let no_mangle = attrs.flags.contains(CodegenFnAttrFlags::NO_MANGLE);
     // We may want to remove the namespace scope if we're in an extern block (see
     // https://github.com/rust-lang/rust/pull/46457#issuecomment-351750952).
diff --git a/src/librustc_codegen_llvm/debuginfo/mod.rs b/src/librustc_codegen_llvm/debuginfo/mod.rs
index 6515d5e3bec..a68441f14cb 100644
--- a/src/librustc_codegen_llvm/debuginfo/mod.rs
+++ b/src/librustc_codegen_llvm/debuginfo/mod.rs
@@ -12,7 +12,6 @@ use crate::llvm;
 use crate::llvm::debuginfo::{
     DIArray, DIBuilder, DIFile, DIFlags, DILexicalBlock, DISPFlags, DIScope, DIType, DIVariable,
 };
-use rustc::middle::codegen_fn_attrs::CodegenFnAttrFlags;
 use rustc::ty::subst::{GenericArgKind, SubstsRef};
 use rustc_hir::def_id::{CrateNum, DefId, DefIdMap, LOCAL_CRATE};
 
@@ -22,7 +21,7 @@ use crate::common::CodegenCx;
 use crate::value::Value;
 use rustc::mir;
 use rustc::session::config::{self, DebugInfo};
-use rustc::ty::{self, Instance, InstanceDef, ParamEnv, Ty};
+use rustc::ty::{self, Instance, ParamEnv, Ty};
 use rustc_codegen_ssa::debuginfo::type_names;
 use rustc_codegen_ssa::mir::debuginfo::{DebugScope, FunctionDebugContext, VariableKind};
 use rustc_data_structures::fx::{FxHashMap, FxHashSet};
@@ -241,12 +240,6 @@ impl DebugInfoMethods<'tcx> for CodegenCx<'ll, 'tcx> {
             return None;
         }
 
-        if let InstanceDef::Item(def_id) = instance.def {
-            if self.tcx().codegen_fn_attrs(def_id).flags.contains(CodegenFnAttrFlags::NO_DEBUG) {
-                return None;
-            }
-        }
-
         let span = mir.span;
 
         // This can be the case for functions inlined from another crate