Make DWARFCompileUnit non-copyable

Summary:
This is a part of D1164. DWARFCompileUnit is not that lightweight
to copy it around, and we want it to own corresponding .dwo compile unit
eventually.

Reviewers: echristo

Reviewed By: echristo

CC: llvm-commits

Differential Revision: http://llvm-reviews.chandlerc.com/D1298

llvm-svn: 189089

1 files changed, 5 insertions, 4 deletions

diff --git a/llvm/lib/DebugInfo/DWARFContext.h b/llvm/lib/DebugInfo/DWARFContext.h
index 5d8f714505c..c491b4ca492 100644
--- a/llvm/lib/DebugInfo/DWARFContext.h
+++ b/llvm/lib/DebugInfo/DWARFContext.h
@@ -27,14 +27,14 @@ namespace llvm {
 /// information parsing. The actual data is supplied through pure virtual
 /// methods that a concrete implementation provides.
 class DWARFContext : public DIContext {
-  SmallVector<DWARFCompileUnit, 1> CUs;
+  SmallVector<DWARFCompileUnit *, 1> CUs;
   OwningPtr<DWARFDebugAbbrev> Abbrev;
   OwningPtr<DWARFDebugLoc> Loc;
   OwningPtr<DWARFDebugAranges> Aranges;
   OwningPtr<DWARFDebugLine> Line;
   OwningPtr<DWARFDebugFrame> DebugFrame;
 
-  SmallVector<DWARFCompileUnit, 1> DWOCUs;
+  SmallVector<DWARFCompileUnit *, 1> DWOCUs;
   OwningPtr<DWARFDebugAbbrev> AbbrevDWO;
 
   DWARFContext(DWARFContext &) LLVM_DELETED_FUNCTION;
@@ -49,6 +49,7 @@ class DWARFContext : public DIContext {
 
 public:
   DWARFContext() : DIContext(CK_DWARF) {}
+  virtual ~DWARFContext();
 
   static bool classof(const DIContext *DICtx) {
     return DICtx->getKind() == CK_DWARF;
@@ -74,14 +75,14 @@ public:
   DWARFCompileUnit *getCompileUnitAtIndex(unsigned index) {
     if (CUs.empty())
       parseCompileUnits();
-    return &CUs[index];
+    return CUs[index];
   }
 
   /// Get the compile unit at the specified index for the DWO compile units.
   DWARFCompileUnit *getDWOCompileUnitAtIndex(unsigned index) {
     if (DWOCUs.empty())
       parseDWOCompileUnits();
-    return &DWOCUs[index];
+    return DWOCUs[index];
   }
 
   /// Get a pointer to the parsed DebugAbbrev object.