Replace the -unwind-tables option with a per function flag. This is more
LTO friendly as we can now correctly merge files compiled with or without
-fasynchronous-unwind-tables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132033 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AsmParser/LLLexer.cpp b/lib/AsmParser/LLLexer.cpp
index 857fa1e..48a0eaf 100644
--- a/lib/AsmParser/LLLexer.cpp
+++ b/lib/AsmParser/LLLexer.cpp
@@ -565,6 +565,7 @@
   KEYWORD(nest);
   KEYWORD(readnone);
   KEYWORD(readonly);
+  KEYWORD(uwtable);
 
   KEYWORD(inlinehint);
   KEYWORD(noinline);
diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp
index 9df98b1..81e0747 100644
--- a/lib/AsmParser/LLParser.cpp
+++ b/lib/AsmParser/LLParser.cpp
@@ -972,6 +972,7 @@
 
     case lltok::kw_noreturn:        Attrs |= Attribute::NoReturn; break;
     case lltok::kw_nounwind:        Attrs |= Attribute::NoUnwind; break;
+    case lltok::kw_uwtable:         Attrs |= Attribute::UWTable; break;
     case lltok::kw_noinline:        Attrs |= Attribute::NoInline; break;
     case lltok::kw_readnone:        Attrs |= Attribute::ReadNone; break;
     case lltok::kw_readonly:        Attrs |= Attribute::ReadOnly; break;
diff --git a/lib/AsmParser/LLToken.h b/lib/AsmParser/LLToken.h
index 576da19..02f97a3 100644
--- a/lib/AsmParser/LLToken.h
+++ b/lib/AsmParser/LLToken.h
@@ -87,6 +87,7 @@
     kw_nest,
     kw_readnone,
     kw_readonly,
+    kw_uwtable,
 
     kw_inlinehint,
     kw_noinline,