NFC: Remove the ObjC1/ObjC2 distinction from clang (and related projects)

We haven't supported compiling ObjC1 for a long time (and never will again), so
there isn't any reason to keep these separate. This patch replaces
LangOpts::ObjC1 and LangOpts::ObjC2 with LangOpts::ObjC.

Differential revision: https://reviews.llvm.org/D53547

llvm-svn: 345637

1 files changed, 8 insertions, 8 deletions

diff --git a/clang/lib/Parse/ParseDecl.cpp b/clang/lib/Parse/ParseDecl.cpp
index 643ddfa..af7bbfc9 100644
--- a/clang/lib/Parse/ParseDecl.cpp
+++ b/clang/lib/Parse/ParseDecl.cpp
@@ -754,7 +754,7 @@ void Parser::ParseNullabilityTypeSpecifiers(ParsedAttributes &attrs) {
     case tok::kw__Null_unspecified: {
       IdentifierInfo *AttrName = Tok.getIdentifierInfo();
       SourceLocation AttrNameLoc = ConsumeToken();
-      if (!getLangOpts().ObjC1)
+      if (!getLangOpts().ObjC)
         Diag(AttrNameLoc, diag::ext_nullability)
           << AttrName;
       attrs.addNew(AttrName, AttrNameLoc, nullptr, AttrNameLoc, nullptr, 0,
@@ -3290,7 +3290,7 @@ void Parser::ParseDeclarationSpecifiers(DeclSpec &DS,
       // Objective-C supports type arguments and protocol references
       // following an Objective-C object or object pointer
       // type. Handle either one of them.
-      if (Tok.is(tok::less) && getLangOpts().ObjC1) {
+      if (Tok.is(tok::less) && getLangOpts().ObjC) {
         SourceLocation NewEndLoc;
         TypeResult NewTypeRep = parseObjCTypeArgsAndProtocolQualifiers(
                                   Loc, TypeRep, /*consumeLastToken=*/true,
@@ -3812,7 +3812,7 @@ void Parser::ParseDeclarationSpecifiers(DeclSpec &DS,
       // GCC ObjC supports types like "<SomeProtocol>" as a synonym for
       // "id<SomeProtocol>".  This is hopelessly old fashioned and dangerous,
       // but we support it.
-      if (DS.hasTypeSpecifier() || !getLangOpts().ObjC1)
+      if (DS.hasTypeSpecifier() || !getLangOpts().ObjC)
         goto DoneWithDeclSpec;
 
       SourceLocation StartLoc = Tok.getLocation();
@@ -4273,7 +4273,7 @@ void Parser::ParseEnumSpecifier(SourceLocation StartLoc, DeclSpec &DS,
       SourceRange Range;
       BaseType = ParseTypeName(&Range);
 
-      if (!getLangOpts().ObjC2) {
+      if (!getLangOpts().ObjC) {
         if (getLangOpts().CPlusPlus11)
           Diag(StartLoc, diag::warn_cxx98_compat_enum_fixed_underlying_type);
         else if (getLangOpts().CPlusPlus)
@@ -4740,7 +4740,7 @@ bool Parser::isTypeSpecifierQualifier() {
 
     // GNU ObjC bizarre protocol extension: <proto1,proto2> with implicit 'id'.
   case tok::less:
-    return getLangOpts().ObjC1;
+    return getLangOpts().ObjC;
 
   case tok::kw___cdecl:
   case tok::kw___stdcall:
@@ -4791,7 +4791,7 @@ bool Parser::isDeclarationSpecifier(bool DisambiguatingWithExpression) {
 
   case tok::identifier:   // foo::bar
     // Unfortunate hack to support "Class.factoryMethod" notation.
-    if (getLangOpts().ObjC1 && NextToken().is(tok::period))
+    if (getLangOpts().ObjC && NextToken().is(tok::period))
       return false;
     if (TryAltiVecVectorToken())
       return true;
@@ -4921,7 +4921,7 @@ bool Parser::isDeclarationSpecifier(bool DisambiguatingWithExpression) {
 
     // GNU ObjC bizarre protocol extension: <proto1,proto2> with implicit 'id'.
   case tok::less:
-    return getLangOpts().ObjC1;
+    return getLangOpts().ObjC;
 
     // typedef-name
   case tok::annot_typename:
@@ -5762,7 +5762,7 @@ void Parser::ParseDirectDeclarator(Declarator &D) {
     if (D.getContext() == DeclaratorContext::MemberContext) {
       // Objective-C++: Detect C++ keywords and try to prevent further errors by
       // treating these keyword as valid member names.
-      if (getLangOpts().ObjC1 && getLangOpts().CPlusPlus &&
+      if (getLangOpts().ObjC && getLangOpts().CPlusPlus &&
           Tok.getIdentifierInfo() &&
           Tok.getIdentifierInfo()->isCPlusPlusKeyword(getLangOpts())) {
         Diag(getMissingDeclaratorIdLoc(D, Tok.getLocation()),