First wave of changes to support "blocks" (an extension to C).

This commit adds the declaration syntax (and associated type).


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55417 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 0 deletions

diff --git a/lib/Sema/SemaType.cpp b/lib/Sema/SemaType.cpp
index c7876b1151..209a003988 100644
--- a/lib/Sema/SemaType.cpp
+++ b/lib/Sema/SemaType.cpp
@@ -253,6 +253,14 @@ QualType Sema::GetTypeForDeclarator(Declarator &D, Scope *S) {
     DeclaratorChunk &DeclType = D.getTypeObject(e-i-1);
     switch (DeclType.Kind) {
     default: assert(0 && "Unknown decltype!");
+    case DeclaratorChunk::BlockPointer:
+      if (DeclType.Cls.TypeQuals)
+        Diag(D.getIdentifierLoc(), diag::err_qualified_block_pointer_type);
+      if (!T.getTypePtr()->isFunctionType())
+        Diag(D.getIdentifierLoc(), diag::err_nonfunction_block_type);
+      else
+        T = Context.getBlockPointerType(T);
+      break;
     case DeclaratorChunk::Pointer:
       if (T->isReferenceType()) {
         // C++ 8.3.2p4: There shall be no ... pointers to references ...