r274633 - Revert "Include debug info for nested structs and classes"

Adrian McCarthy via cfe-commits cfe-commits at lists.llvm.org
Wed Jul 6 08:15:39 PDT 2016


Author: amccarth
Date: Wed Jul  6 10:15:38 2016
New Revision: 274633

URL: http://llvm.org/viewvc/llvm-project?rev=274633&view=rev
Log:
Revert "Include debug info for nested structs and classes"

This reverts commit 0af5ee9631c7c167dc40498b415876553e314c95.

Modified:
    cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
    cfe/trunk/lib/CodeGen/CGDebugInfo.h
    cfe/trunk/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp
    cfe/trunk/test/CodeGenCXX/debug-info-indirect-field-decl.cpp
    cfe/trunk/test/CodeGenCXX/debug-info-ms-abi.cpp

Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.cpp?rev=274633&r1=274632&r2=274633&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.cpp Wed Jul  6 10:15:38 2016
@@ -1095,13 +1095,6 @@ void CGDebugInfo::CollectRecordNormalFie
   elements.push_back(FieldType);
 }
 
-void CGDebugInfo::CollectRecordNestedRecord(
-    const RecordDecl *RD, SmallVectorImpl<llvm::Metadata *> &elements) {
-  QualType Ty = CGM.getContext().getTypeDeclType(RD);
-  llvm::DIType *nestedType = getOrCreateType(Ty, getOrCreateMainFile());
-  elements.push_back(nestedType);
-}
-
 void CGDebugInfo::CollectRecordFields(
     const RecordDecl *record, llvm::DIFile *tunit,
     SmallVectorImpl<llvm::Metadata *> &elements,
@@ -1138,9 +1131,6 @@ void CGDebugInfo::CollectRecordFields(
 
         // Bump field number for next field.
         ++fieldNo;
-      } else if (const auto *nestedRec = dyn_cast<CXXRecordDecl>(I)) {
-        if (!nestedRec->isImplicit() && nestedRec->getDeclContext() == record)
-          CollectRecordNestedRecord(nestedRec, elements);
       }
   }
 }
@@ -3643,8 +3633,8 @@ void CGDebugInfo::EmitUsingDirective(con
   if (CGM.getCodeGenOpts().getDebugInfo() < codegenoptions::LimitedDebugInfo)
     return;
   const NamespaceDecl *NSDecl = UD.getNominatedNamespace();
-  if (!NSDecl->isAnonymousNamespace() ||
-      CGM.getCodeGenOpts().DebugExplicitImport) {
+  if (!NSDecl->isAnonymousNamespace() || 
+      CGM.getCodeGenOpts().DebugExplicitImport) { 
     DBuilder.createImportedModule(
         getCurrentContextDescriptor(cast<Decl>(UD.getDeclContext())),
         getOrCreateNameSpace(NSDecl),

Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.h?rev=274633&r1=274632&r2=274633&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.h (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.h Wed Jul  6 10:15:38 2016
@@ -254,8 +254,6 @@ class CGDebugInfo {
                                 llvm::DIFile *F,
                                 SmallVectorImpl<llvm::Metadata *> &E,
                                 llvm::DIType *RecordTy, const RecordDecl *RD);
-  void CollectRecordNestedRecord(const RecordDecl *RD,
-                                 SmallVectorImpl<llvm::Metadata *> &E);
   void CollectRecordFields(const RecordDecl *Decl, llvm::DIFile *F,
                            SmallVectorImpl<llvm::Metadata *> &E,
                            llvm::DICompositeType *RecordTy);

Modified: cfe/trunk/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp?rev=274633&r1=274632&r2=274633&view=diff
==============================================================================
--- cfe/trunk/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp (original)
+++ cfe/trunk/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp Wed Jul  6 10:15:38 2016
@@ -19,6 +19,6 @@ protected:
 
 Test t;
 
-// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "data"
 // CHECK: !DIDerivedType(tag: DW_TAG_pointer_type
+// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "data"
 // CHECK-NOT: !DICompositeType(tag: DW_TAG_structure_type, name: "data"

Modified: cfe/trunk/test/CodeGenCXX/debug-info-indirect-field-decl.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/debug-info-indirect-field-decl.cpp?rev=274633&r1=274632&r2=274633&view=diff
==============================================================================
--- cfe/trunk/test/CodeGenCXX/debug-info-indirect-field-decl.cpp (original)
+++ cfe/trunk/test/CodeGenCXX/debug-info-indirect-field-decl.cpp Wed Jul  6 10:15:38 2016
@@ -8,18 +8,18 @@ template <class T, int T::*ptr> class Fo
 struct Bar {
   int i1;
   // CHECK: ![[INT:[0-9]+]] = !DIBasicType(name: "int"
-  // CHECK: ![[UNION:[0-9]+]] = distinct !DICompositeType(tag: DW_TAG_union_type,{{.*}} identifier: "_ZTSN3BarUt_E")
+  // CHECK: !DIDerivedType(tag: DW_TAG_member, scope:
+  // CHECK-SAME:           line: [[@LINE+4]]
+  // CHECK-SAME:           baseType: ![[UNION:[0-9]+]]
+  // CHECK-SAME:           size: 32, align: 32, offset: 32
+  // CHECK: ![[UNION]] = distinct !DICompositeType(tag: DW_TAG_union_type,{{.*}} identifier: "_ZTSN3BarUt_E")
   union {
     // CHECK: !DIDerivedType(tag: DW_TAG_member, name: "i2",
-    // CHECK-SAME:           line: [[@LINE+9]]
+    // CHECK-SAME:           line: [[@LINE+5]]
     // CHECK-SAME:           baseType: ![[INT]]
     // CHECK-SAME:           size: 32, align: 32
     // CHECK-NOT:            offset:
     // CHECK-SAME:           ){{$}}
-    // CHECK: !DIDerivedType(tag: DW_TAG_member, scope:
-    // CHECK-SAME:           line: [[@LINE-8]]
-    // CHECK-SAME:           baseType: ![[UNION]]
-    // CHECK-SAME:           size: 32, align: 32, offset: 32
     int i2;
   };
 };

Modified: cfe/trunk/test/CodeGenCXX/debug-info-ms-abi.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/debug-info-ms-abi.cpp?rev=274633&r1=274632&r2=274633&view=diff
==============================================================================
--- cfe/trunk/test/CodeGenCXX/debug-info-ms-abi.cpp (original)
+++ cfe/trunk/test/CodeGenCXX/debug-info-ms-abi.cpp Wed Jul  6 10:15:38 2016
@@ -14,9 +14,6 @@ Foo::Nested n;
 // CHECK: ![[Foo:[^ ]*]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Foo",
 // CHECK-SAME: identifier: ".?AUFoo@@"
 
-// CHECK: distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Nested",
-// CHECK-SAME: identifier: ".?AUNested at Foo@@"
-
 // CHECK: !DISubprogram(name: "f",
 // CHECK-SAME: containingType: ![[Foo]], virtuality: DW_VIRTUALITY_virtual, virtualIndex: 0,
 // CHECK-SAME: flags: DIFlagPrototyped | DIFlagIntroducedVirtual,
@@ -28,3 +25,6 @@ Foo::Nested n;
 // CHECK: !DISubprogram(name: "h",
 // CHECK-SAME: containingType: ![[Foo]], virtuality: DW_VIRTUALITY_virtual, virtualIndex: 2,
 // CHECK-SAME: flags: DIFlagPrototyped | DIFlagIntroducedVirtual,
+
+// CHECK: distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Nested",
+// CHECK-SAME: identifier: ".?AUNested at Foo@@"




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