Evan Shaw created GROOVY-11751:
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Summary: VerifyError on indexed for loop
Key: GROOVY-11751
URL: https://issues.apache.org/jira/browse/GROOVY-11751
Project: Groovy
Issue Type: Bug
Affects Versions: 5.0.0
Reporter: Evan Shaw
When the index of a for loop is captured by a closure, it causes a VerifyError.
Example code:
{code:java}
for(i, v in []){println i}(){code}
Error contents:
{code:java}
Caught: java.lang.VerifyError: Bad local variable type
Exception Details:
Location:
test.run()Ljava/lang/Object; @53: iinc
Reason:
Type top (current frame, locals[1]) is not assignable to integer
Current Frame:
bci: @53
flags: { }
locals: { 'test', top, 'java/lang/Object', 'java/util/Iterator' }
stack: { }
Bytecode:
0000000: 03bd 002d b800 33ba 0038 0000 ba00 3e00
0000010: 0002 b800 44bb 0046 5a5f b700 494c 014d
0000020: 4e2d c600 292d b900 4f01 0099 0020 2db9
0000030: 0052 0100 4d84 0101 bb00 5459 2a2a 2bb7
0000040: 0057 ba00 5c00 0057 a7ff dd01 b0
Stackmap Table:
append_frame(@37,Top,Object[#45],Object[#75])
same_frame(@75) {code}
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