1.1 --- a/src/share/vm/opto/chaitin.cpp Mon Jun 18 12:29:21 2012 -0700 1.2 +++ b/src/share/vm/opto/chaitin.cpp Mon Jun 18 15:17:30 2012 -0700 1.3 @@ -1536,7 +1536,7 @@ 1.4 1.5 // Check for AddP-related opcodes 1.6 if( !derived->is_Phi() ) { 1.7 - assert( derived->as_Mach()->ideal_Opcode() == Op_AddP, "" ); 1.8 + assert(derived->as_Mach()->ideal_Opcode() == Op_AddP, err_msg("but is: %s", derived->Name())); 1.9 Node *base = derived->in(AddPNode::Base); 1.10 derived_base_map[derived->_idx] = base; 1.11 return base;