Fix a memory leak from DIE::addSiblingOffset() by adding the DIEValue

it allocates to DwarfDebug::DIEValues.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99196 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/AsmPrinter/DIE.cpp

@@ -114,10 +114,11 @@ DIE::~DIE() {
 
 /// addSiblingOffset - Add a sibling offset field to the front of the DIE.
 ///
-void DIE::addSiblingOffset() {
+DIEValue *DIE::addSiblingOffset() {
   DIEInteger *DI = new DIEInteger(0);
   Values.insert(Values.begin(), DI);
   Abbrev.AddFirstAttribute(dwarf::DW_AT_sibling, dwarf::DW_FORM_ref4);
+  return DI;
 }
 
 #ifndef NDEBUG