Make the MCStreamer have a reset method and call that after finalization of the asm printer, 
also changed MCContext to a single reset only method for simplicity as requested on the list



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170041 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCAssembler.cpp b/lib/MC/MCAssembler.cpp
index c47299c..8ca849b 100644
--- a/lib/MC/MCAssembler.cpp
+++ b/lib/MC/MCAssembler.cpp
@@ -221,6 +221,19 @@
 MCAssembler::~MCAssembler() {
 }
 
+void MCAssembler::reset() {
+  Sections.clear();
+  Symbols.clear();
+  SectionMap.clear();
+  SymbolMap.clear();
+  IndirectSymbols.clear();
+  DataRegions.clear();
+  ThumbFuncs.clear();
+  RelaxAll = false;
+  NoExecStack = false;
+  SubsectionsViaSymbols = false;
+}
+
 bool MCAssembler::isSymbolLinkerVisible(const MCSymbol &Symbol) const {
   // Non-temporary labels should always be visible to the linker.
   if (!Symbol.isTemporary())