From: Douglas Gregor <dgregor@apple.com>
Date: Mon, 23 Aug 2010 14:34:43 +0000 (+0000)
Subject: When complaining about a duplicate declspec, provide a Fix-It that
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ae2fb144fef905a860a49e8066fb28521447f7c9;p=clang

When complaining about a duplicate declspec, provide a Fix-It that
removes the copy. Patch from Eelis van der Weegen, tweaked/updated by
me.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@111807 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Parse/ParseDecl.cpp b/lib/Parse/ParseDecl.cpp
index 8a548cf517..371d8ad02e 100644
--- a/lib/Parse/ParseDecl.cpp
+++ b/lib/Parse/ParseDecl.cpp
@@ -1405,7 +1405,12 @@ void Parser::ParseDeclarationSpecifiers(DeclSpec &DS,
     if (isInvalid) {
       assert(PrevSpec && "Method did not return previous specifier!");
       assert(DiagID);
-      Diag(Tok, DiagID) << PrevSpec;
+      
+      if (DiagID == diag::ext_duplicate_declspec)
+        Diag(Tok, DiagID)
+          << PrevSpec << FixItHint::CreateRemoval(Tok.getLocation());
+      else
+        Diag(Tok, DiagID) << PrevSpec;
     }
     DS.SetRangeEnd(Tok.getLocation());
     ConsumeToken();
diff --git a/test/FixIt/fixit.c b/test/FixIt/fixit.c
index b799fa3b3b..890fb10b41 100644
--- a/test/FixIt/fixit.c
+++ b/test/FixIt/fixit.c
@@ -38,3 +38,6 @@ int test_cond(int y, int fooBar) {
   int x = y ? 1 4+foobar;
   return x;
 }
+
+// CHECK: typedef int int_t;
+typedef typedef int int_t;