[jboss-jira] [JBoss JIRA] (JASSIST-242) VerifyError: Inconsistent args count operand in invokeinterface when boolean parameter function with inheritance

[Gurutharshan Nadarajah (JIRA)]

Gurutharshan Nadarajah created JASSIST-242:
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             Summary: VerifyError: Inconsistent args count operand in invokeinterface when boolean parameter function with inheritance
                 Key: JASSIST-242
                 URL: https://issues.jboss.org/browse/JASSIST-242
             Project: Javassist
          Issue Type: Bug
    Affects Versions: 3.19.0-GA
         Environment: Java 1.7, windows
            Reporter: Gurutharshan Nadarajah
            Assignee: Shigeru Chiba


java.lang.VerifyError: Inconsistent args count operand in invokeinterface comes when there is a function in inheritance with boolean parameters. And if we call that function with some expression to evaluate as a boolean value.
This error occurred. 

Error message
Exception in thread "main" java.lang.VerifyError: Inconsistent args count operand in invokeinterface
Exception Details:
  Location:
    Hello.say()V @22: invokeinterface
  Reason:
    Error exists in the bytecode
  Bytecode:
    0000000: 2a2a b600 2bb5 0029 2ab4 0029 0606 a200
    0000010: 0703 a700 0404 b900 3103 002a b400 29c0
    0000020: 0005 0606 a200 0703 a700 0404 b600 3206
    0000030: 06a2 0007 03a7 0004 043c 2ab4 0029 1bb9
    0000040: 0031 0200 b200 0212 27b6 0004 b200 0212
    0000050: 03b6 0004 b1                           
  Stackmap Table:
    same_locals_1_stack_item_frame(@21,Object[#45])
    full_frame(@22,{Object[#7]},{Object[#45],Integer})
    same_locals_1_stack_item_frame(@43,Object[#5])
    full_frame(@44,{Object[#7]},{Object[#5],Integer})
    same_frame(@56)
    same_locals_1_stack_item_frame(@57,Integer)

	at java.lang.Class.getDeclaredConstructors0(Native Method)
	at java.lang.Class.privateGetDeclaredConstructors(Class.java:2493)
	at java.lang.Class.getConstructor0(Class.java:2803)
	at java.lang.Class.newInstance(Class.java:345)
	at BoolSeriesTest.main(BoolSeriesTest.java:59)



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