Clear map after use.

This is likely to fix the segfault in llvm-gcc-x86_64-darwin10-cross-mingw32.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128051 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index d65270edf6edfc34542456fe71b4b46f9696facc..c775c38f7027a3bb9cc4da4387ac1a61899b242c 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -3050,6 +3050,7 @@ void DwarfDebug::endFunction(const MachineFunction *MF) {
   DbgVariableToDbgInstMap.clear();
   DeleteContainerSeconds(DbgScopeMap);
   InsnsNeedsLabelAfter.clear();
+  RegClobberInsn.clear();
   ConcreteScopes.clear();
   DeleteContainerSeconds(AbstractScopes);
   AbstractScopesList.clear();