small fixes to enable the reuse of the pass manager across multiple modules


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171475 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCObjectStreamer.cpp b/lib/MC/MCObjectStreamer.cpp
index e36e181..6d5c0a5 100644
--- a/lib/MC/MCObjectStreamer.cpp
+++ b/lib/MC/MCObjectStreamer.cpp
@@ -47,6 +47,7 @@
 void MCObjectStreamer::reset() {
   if (Assembler)
     Assembler->reset();
+  CurSectionData = 0;
   MCStreamer::reset();
 }
 
diff --git a/lib/MC/MCStreamer.cpp b/lib/MC/MCStreamer.cpp
index 6f0ada2..7dffc3e 100644
--- a/lib/MC/MCStreamer.cpp
+++ b/lib/MC/MCStreamer.cpp
@@ -41,7 +41,6 @@
   EmitDebugFrame = false;
   CurrentW64UnwindInfo = 0;
   LastSymbol = 0;
-  AutoInitSections = false;
   const MCSection *section = NULL;
   SectionStack.clear();
   SectionStack.push_back(std::make_pair(section, section));