Use DeclSpec for quals in DeclaratorChunk::FunctionTypeInfo.

Rather than duplicating data fields, use DeclSpec directly to store
the qualifiers for the functions/methods. This change doesn't handle
attributes yet and has to be extended further.

Differential revision: https://reviews.llvm.org/D55948

llvm-svn: 350703

1 files changed, 5 insertions, 13 deletions

diff --git a/clang/lib/Parse/ParseDecl.cpp b/clang/lib/Parse/ParseDecl.cpp
index 7538b635f0a..298a2bad56c 100644
--- a/clang/lib/Parse/ParseDecl.cpp
+++ b/clang/lib/Parse/ParseDecl.cpp
@@ -6072,9 +6072,6 @@ void Parser::ParseFunctionDeclarator(Declarator &D,
   DeclSpec DS(AttrFactory);
   bool RefQualifierIsLValueRef = true;
   SourceLocation RefQualifierLoc;
-  SourceLocation ConstQualifierLoc;
-  SourceLocation VolatileQualifierLoc;
-  SourceLocation RestrictQualifierLoc;
   ExceptionSpecificationType ESpecType = EST_None;
   SourceRange ESpecRange;
   SmallVector<ParsedType, 2> DynamicExceptions;
@@ -6137,9 +6134,6 @@ void Parser::ParseFunctionDeclarator(Declarator &D,
                                 }));
       if (!DS.getSourceRange().getEnd().isInvalid()) {
         EndLoc = DS.getSourceRange().getEnd();
-        ConstQualifierLoc = DS.getConstSpecLoc();
-        VolatileQualifierLoc = DS.getVolatileSpecLoc();
-        RestrictQualifierLoc = DS.getRestrictSpecLoc();
       }
 
       // Parse ref-qualifier[opt].
@@ -6239,15 +6233,13 @@ void Parser::ParseFunctionDeclarator(Declarator &D,
   D.AddTypeInfo(DeclaratorChunk::getFunction(
                     HasProto, IsAmbiguous, LParenLoc, ParamInfo.data(),
                     ParamInfo.size(), EllipsisLoc, RParenLoc,
-                    DS.getTypeQualifiers(), RefQualifierIsLValueRef,
-                    RefQualifierLoc, ConstQualifierLoc, VolatileQualifierLoc,
-                    RestrictQualifierLoc,
-                    /*MutableLoc=*/SourceLocation(), ESpecType, ESpecRange,
-                    DynamicExceptions.data(), DynamicExceptionRanges.data(),
-                    DynamicExceptions.size(),
+                    RefQualifierIsLValueRef, RefQualifierLoc,
+                    /*MutableLoc=*/SourceLocation(),
+                    ESpecType, ESpecRange, DynamicExceptions.data(),
+                    DynamicExceptionRanges.data(), DynamicExceptions.size(),
                     NoexceptExpr.isUsable() ? NoexceptExpr.get() : nullptr,
                     ExceptionSpecTokens, DeclsInPrototype, StartLoc,
-                    LocalEndLoc, D, TrailingReturnType),
+                    LocalEndLoc, D, TrailingReturnType, &DS),
                 std::move(FnAttrs), EndLoc);
 }