Use std::is_sorted instead of a manual loop.

llvm-svn: 250645

1 files changed, 4 insertions, 5 deletions

diff --git a/clang/lib/Basic/DiagnosticIDs.cpp b/clang/lib/Basic/DiagnosticIDs.cpp
index fd8334281d0..61da8e3cb0f 100644
--- a/clang/lib/Basic/DiagnosticIDs.cpp
+++ b/clang/lib/Basic/DiagnosticIDs.cpp
@@ -100,11 +100,10 @@ static const StaticDiagInfoRec *GetDiagInfo(unsigned DiagID) {
 #ifndef NDEBUG
   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] < StaticDiagInfo[i] &&
-             "Diag ID conflict, the enums at the start of clang::diag (in "
-             "DiagnosticIDs.h) probably need to be increased");
-    }
+    assert(std::is_sorted(std::begin(StaticDiagInfo),
+                          std::end(StaticDiagInfo)) &&
+           "Diag ID conflict, the enums at the start of clang::diag (in "
+           "DiagnosticIDs.h) probably need to be increased");
     IsFirst = false;
   }
 #endif