Fix PR3031 by silencing follow-on errors in invalid declarations.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59027 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 5 insertions, 3 deletions

diff --git a/lib/Parse/ParseDecl.cpp b/lib/Parse/ParseDecl.cpp
index e3094ad7c6..70d65f3b48 100644
--- a/lib/Parse/ParseDecl.cpp
+++ b/lib/Parse/ParseDecl.cpp
@@ -1494,6 +1494,7 @@ void Parser::ParseDirectDeclarator(Declarator &D) {
     else
       Diag(Tok, diag::err_expected_ident_lparen); // Expected identifier or '('.
     D.SetIdentifier(0, Tok.getLocation());
+    D.setInvalidType(true);
   }
   
   assert(D.isPastIdentifier() &&
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index 6c71d50895..879a79b633 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -753,9 +753,10 @@ Sema::ActOnDeclarator(Scope *S, Declarator &D, DeclTy *lastDecl) {
   // All of these full declarators require an identifier.  If it doesn't have
   // one, the ParsedFreeStandingDeclSpec action should be used.
   if (II == 0) {
-    Diag(D.getDeclSpec().getSourceRange().getBegin(),
-         diag::err_declarator_need_ident,
-         D.getDeclSpec().getSourceRange(), D.getSourceRange());
+    if (!D.getInvalidType())  // Reject this if we think it is valid.
+      Diag(D.getDeclSpec().getSourceRange().getBegin(),
+           diag::err_declarator_need_ident,
+           D.getDeclSpec().getSourceRange(), D.getSourceRange());
     return 0;
   }