Further increase helfulness of assert message

If you increase the number of diags of a particular type by one more than the
number available you get the nice assert message. If you do it by two more
than available you get the old non-helpful message. Combining the two makes
sense I think.

llvm-svn: 250546

1 files changed, 1 insertions, 4 deletions

diff --git a/clang/lib/Basic/DiagnosticIDs.cpp b/clang/lib/Basic/DiagnosticIDs.cpp
index 643503b00b9..b855ac2e32f 100644
--- a/clang/lib/Basic/DiagnosticIDs.cpp
+++ b/clang/lib/Basic/DiagnosticIDs.cpp
@@ -101,12 +101,9 @@ static const StaticDiagInfoRec *GetDiagInfo(unsigned DiagID) {
   static bool IsFirst = true; // So the check is only performed on first call.
   if (IsFirst) {
     for (unsigned i = 1; i != StaticDiagInfoSize; ++i) {
-      assert(StaticDiagInfo[i-1].DiagID != StaticDiagInfo[i].DiagID &&
+      assert(StaticDiagInfo[i-1] < StaticDiagInfo[i] &&
              "Diag ID conflict, the enums at the start of clang::diag (in "
              "DiagnosticIDs.h) probably need to be increased");
-
-      assert(StaticDiagInfo[i-1] < StaticDiagInfo[i] &&
-             "Improperly sorted diag info");
     }
     IsFirst = false;
   }