Make some enums in SourceLocation private, remove a useless assertion from ScratchBuffer.

llvm-svn: 62492

clang/include/clang/Basic/SourceLocation.h

@@ -65,7 +65,6 @@ private:
 class SourceLocation {
   unsigned ID;
   friend class SourceManager;
-public:
   enum {
     // FileID Layout:
     // bit 31: 0 -> FileID, 1 -> MacroID (invalid for FileID)
@@ -88,6 +87,7 @@ public:
     // Useful constants.
     ChunkSize = (1 << FilePosBits)
   };
+public:
 
   SourceLocation() : ID(0) {}  // 0 is an invalid FileID.
   

clang/lib/Lex/ScratchBuffer.cpp

@@ -40,9 +40,6 @@ SourceLocation ScratchBuffer::getToken(const char *Buf, unsigned Len) {
   // Remember that we used these bytes.
   BytesUsed += Len;
 
-  assert(BytesUsed-Len < (1 << SourceLocation::FilePosBits) &&
-         "Out of range file position!");
-  
   return BufferStartLoc.getFileLocWithOffset(BytesUsed-Len);
 }