add direct support for signed and unsigned integer arguments to diagnostics.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59598 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Diagnostic.cpp b/lib/Basic/Diagnostic.cpp
index e8c24ab..9428b21 100644
--- a/lib/Basic/Diagnostic.cpp
+++ b/lib/Basic/Diagnostic.cpp
@@ -14,6 +14,7 @@
 #include "clang/Basic/Diagnostic.h"
 #include "clang/Basic/SourceLocation.h"
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringExtras.h"
 #include <vector>
 #include <map>
 #include <cstring>
@@ -279,6 +280,18 @@
         OutStr.append(S, S + strlen(S));
         break;
       }
+      case DiagnosticInfo::ak_sint: {
+        // FIXME: Optimize
+        std::string S = llvm::itostr(getArgSInt(StrNo));
+        OutStr.append(S.begin(), S.end());
+        break;
+      }
+      case DiagnosticInfo::ak_uint: {
+        // FIXME: Optimize
+        std::string S = llvm::utostr_32(getArgUInt(StrNo));
+        OutStr.append(S.begin(), S.end());
+        break;
+      }
       }
       DiagStr += 2;
     }