Add support for @note. Patch by Jörg Sonnenberger.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122568 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCSectionELF.cpp b/lib/MC/MCSectionELF.cpp
index 59568ad..a534897 100644
--- a/lib/MC/MCSectionELF.cpp
+++ b/lib/MC/MCSectionELF.cpp
@@ -92,6 +92,8 @@
     OS << "preinit_array";
   else if (Type == MCSectionELF::SHT_NOBITS)
     OS << "nobits";
+  else if (Type == MCSectionELF::SHT_NOTE)
+    OS << "note";
   else if (Type == MCSectionELF::SHT_PROGBITS)
     OS << "progbits";