Variable rv = m.getNewVariable(); m.addInstr(new GET_GLOBAL_VAR_Instr(rv, node.getName())); return rv;
if (cv == null) { Variable v = currScope.getNewVariable(); currScope.addInstr(new GET_CONST_Instr(v, s, name)); cv = v; }
Clone fragments detected by clone detection tool
File path: /jruby-1.4.0/src/org/jruby/compiler/ir/IR_Builder.java File path: /jruby-1.4.0/src/org/jruby/compiler/ir/IR_Builder.java
Method name: Operand buildGlobalVar(GlobalVarNode, IR_Scope) Method name: Operand loadConst(IR_Scope, IR_Scope, String)
Number of AST nodes: 3 Number of AST nodes: 4
1
Variable rv  = m
1
if (cv == null) {
2
.getNewVariable();
2
            Variable v = currScope.getNewVariable();
3
        m.addInstr(new GET_GLOBAL_VAR_Instr(rv, node.getName()));
3
            currScope.addInstr(new GET_CONST_Instr(v, s, name));
4
        return rv;
4
            cv = v;
5
        }
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.0
Clones locationClones are declared in the same class
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Variable rv = m.getNewVariable();
    1
    Variable rv = m.getNewVariable();
    3
    Variable v = currScope.getNewVariable();
    Differences
    Expression1Expression2Difference
    rvvVARIABLE_NAME_MISMATCH
    mcurrScopeVARIABLE_NAME_MISMATCH
    3
    Variable v = currScope.getNewVariable();
    2
    m.addInstr(new GET_GLOBAL_VAR_Instr(rv, node.getName()));
    2
    m.addInstr(new GET_GLOBAL_VAR_Instr(rv, node.getName()));
    4
    currScope.addInstr(new GET_CONST_Instr(v, s, name));
    Differences
    Expression1Expression2Difference
    org.jruby.compiler.ir.instructions.GET_GLOBAL_VAR_Instrorg.jruby.compiler.ir.instructions.GET_CONST_InstrSUBCLASS_TYPE_MISMATCH
    new GET_GLOBAL_VAR_Instr(rv,node.getName())new GET_CONST_Instr(v,s,name)ARGUMENT_NUMBER_MISMATCH
    mcurrScopeVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression new GET_GLOBAL_VAR_Instr(rv,node.getName()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new GET_CONST_Instr(v,s,name) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new GET_GLOBAL_VAR_Instr(rv,node.getName()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new GET_CONST_Instr(v,s,name) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    currScope.addInstr(new GET_CONST_Instr(v, s, name));
    3
    return rv;
                              
                    
    5
    cv = v;
    Precondition Violations (4)
    Row Violation
    1Expression new GET_GLOBAL_VAR_Instr(rv,node.getName()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new GET_CONST_Instr(v,s,name) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression new GET_GLOBAL_VAR_Instr(rv,node.getName()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new GET_CONST_Instr(v,s,name) cannot be parameterized, because it has dependencies to/from statements that will be extracted