Const variant of adr_at

Author: jdksjolen

src/hotspot/share/oops/array.hpp

@@ -126,6 +126,7 @@ class Array: public MetaspaceObj {
   T    at(int i) const                 { assert(i >= 0 && i< _length, "oob: 0 <= %d < %d", i, _length); return data()[i]; }
   void at_put(const int i, const T& x) { assert(i >= 0 && i< _length, "oob: 0 <= %d < %d", i, _length); data()[i] = x; }
   T*   adr_at(const int i)             { assert(i >= 0 && i< _length, "oob: 0 <= %d < %d", i, _length); return &data()[i]; }
+  const T* adr_at(const int i) const   { assert(i >= 0 && i< _length, "oob: 0 <= %d < %d", i, _length); return &data()[i]; }
   int  find(const T& x)                { return index_of(x); }
 
   T at_acquire(const int i)            { return Atomic::load_acquire(adr_at(i)); }

src/hotspot/share/oops/constantPool.cpp

@@ -1734,8 +1734,8 @@ void ConstantPool::copy_bsm_data(const constantPoolHandle& from_cp,
   // Append my offsets and data to the target's offset and data arrays.
   const Array<u4>* from_offs = from_cp->bsm_attribute_offsets();
   const Array<u2>* from_data = from_cp->bsm_attribute_entries();
-  Array<u4>* to_offs = to_cp->bsm_attribute_offsets();
-  Array<u2>* to_data = to_cp->bsm_attribute_entries();
+  const Array<u4>* to_offs = to_cp->bsm_attribute_offsets();
+  const Array<u2>* to_data = to_cp->bsm_attribute_entries();
   if (from_offs == nullptr || from_offs->length() == 0) {
     return;  // nothing to copy
   }