Fix PR4948 (and a leak): by not destroying the DwarfException

object, the timer it creates was not being deleted.  Since the
timer belonged to a static timer group, the timer group would
be destroyed on shutdown, and would notice and complain that
not all timers it contained were destroyed.

llvm-svn: 81533

llvm/lib/CodeGen/AsmPrinter/DwarfWriter.cpp

@@ -51,6 +51,8 @@ void DwarfWriter::BeginModule(Module *M,
 void DwarfWriter::EndModule() {
   DE->EndModule();
   DD->EndModule();
+  delete DD; DD = 0;
+  delete DE; DE = 0;
 }
 
 /// BeginFunction - Gather pre-function debug information.  Assumes being