[NFC] Modernize enums TypeSpecifierWidth, TypeSpecifierSign & TypeSpecifierType into scoped enums with underlying types.

  - Since these enums are used as bit-fields - for the bit-fields to be interpreted as unsigned, the underlying type must be specified as unsigned.

Previous failed attempt - wherein I did not specify an underlying type - was the sum of:
https://reviews.llvm.org/rC321614
https://reviews.llvm.org/rC321615

llvm-svn: 321622

1 files changed, 5 insertions, 4 deletions

diff --git a/clang/lib/Parse/ParseExpr.cpp b/clang/lib/Parse/ParseExpr.cpp
index 1b8865edb79..057b4e6cd5b 100644
--- a/clang/lib/Parse/ParseExpr.cpp
+++ b/clang/lib/Parse/ParseExpr.cpp
@@ -997,9 +997,10 @@ ExprResult Parser::ParseCastExpression(bool isUnaryExpression,
             DS.SetRangeEnd(ILoc);
             const char *PrevSpec = nullptr;
             unsigned DiagID;
-            DS.SetTypeSpecType(TST_typename, ILoc, PrevSpec, DiagID, Typ,
+            DS.SetTypeSpecType(TypeSpecifierType::TST_typename, ILoc, PrevSpec,
+                               DiagID, Typ,
                                Actions.getASTContext().getPrintingPolicy());
-            
+
             Declarator DeclaratorInfo(DS, DeclaratorContext::TypeNameContext);
             TypeResult Ty = Actions.ActOnTypeName(getCurScope(), 
                                                   DeclaratorInfo);
@@ -1205,8 +1206,8 @@ ExprResult Parser::ParseCastExpression(bool isUnaryExpression,
 
       const char *PrevSpec = nullptr;
       unsigned DiagID;
-      DS.SetTypeSpecType(TST_typename, Tok.getAnnotationEndLoc(),
-                         PrevSpec, DiagID, Type,
+      DS.SetTypeSpecType(TypeSpecifierType::TST_typename,
+                         Tok.getAnnotationEndLoc(), PrevSpec, DiagID, Type,
                          Actions.getASTContext().getPrintingPolicy());
 
       Declarator DeclaratorInfo(DS, DeclaratorContext::TypeNameContext);