Fix -Wcast-qual warnings.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@101786 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/APValue.cpp b/lib/AST/APValue.cpp
index 50a6e0a..731d5e0 100644
--- a/lib/AST/APValue.cpp
+++ b/lib/AST/APValue.cpp
@@ -48,7 +48,8 @@
   else if (isFloat())
     setFloat(RHS.getFloat());
   else if (isVector())
-    setVector(((Vec*)(char*)RHS.Data)->Elts, RHS.getVectorLength());
+    setVector(((const Vec *)(const char *)RHS.Data)->Elts,
+              RHS.getVectorLength());
   else if (isComplexInt())
     setComplexInt(RHS.getComplexIntReal(), RHS.getComplexIntImag());
   else if (isComplexFloat())
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index 68620dc..a3c08d5 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -4194,7 +4194,8 @@
   
   unsigned RHSNumProtocols = RHS->getNumProtocols();
   if (RHSNumProtocols > 0) {
-    ObjCProtocolDecl **RHSProtocols = (ObjCProtocolDecl **)RHS->qual_begin();
+    ObjCProtocolDecl **RHSProtocols =
+      const_cast<ObjCProtocolDecl **>(RHS->qual_begin());
     for (unsigned i = 0; i < RHSNumProtocols; ++i)
       if (InheritedProtocolSet.count(RHSProtocols[i]))
         IntersectionOfProtocols.push_back(RHSProtocols[i]);
diff --git a/lib/AST/RecordLayoutBuilder.cpp b/lib/AST/RecordLayoutBuilder.cpp
index a674ad7..3038d91 100644
--- a/lib/AST/RecordLayoutBuilder.cpp
+++ b/lib/AST/RecordLayoutBuilder.cpp
@@ -913,7 +913,7 @@
   const ASTRecordLayout &Info = C.getASTRecordLayout(RD);
 
   PrintOffset(OS, Offset, IndentLevel);
-  OS << C.getTypeDeclType((CXXRecordDecl *)RD).getAsString();
+  OS << C.getTypeDeclType(const_cast<CXXRecordDecl *>(RD)).getAsString();
   if (Description)
     OS << ' ' << Description;
   if (RD->isEmpty())