[llvm] r311948 - Remove an unnecessary const_cast.

[Adam Nemet via llvm-commits]

Author: anemet
Date: Mon Aug 28 16:00:13 2017
New Revision: 311948

URL: http://llvm.org/viewvc/llvm-project?rev=311948&view=rev
Log:
Remove an unnecessary const_cast.

I think that this is dating back to when emit used to take a const reference.

Modified:
    llvm/trunk/lib/Analysis/OptimizationDiagnosticInfo.cpp

Modified: llvm/trunk/lib/Analysis/OptimizationDiagnosticInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/OptimizationDiagnosticInfo.cpp?rev=311948&r1=311947&r2=311948&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/OptimizationDiagnosticInfo.cpp (original)
+++ llvm/trunk/lib/Analysis/OptimizationDiagnosticInfo.cpp Mon Aug 28 16:00:13 2017
@@ -165,7 +165,8 @@ void OptimizationRemarkEmitter::emit(
 
   yaml::Output *Out = F->getContext().getDiagnosticsOutputFile();
   if (Out) {
-    auto *P = const_cast<DiagnosticInfoOptimizationBase *>(&OptDiagBase);
+    // For remarks the << operator takes a reference to a pointer.
+    auto *P = &OptDiagBase;
     *Out << P;
   }
   // FIXME: now that IsVerbose is part of DI, filtering for this will be moved