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Posted to dev@arrow.apache.org by "Sebastien Binet (Jira)" <ji...@apache.org> on 2019/10/30 10:11:00 UTC

[jira] [Created] (ARROW-7029) [Go] unsafe pointer arithmetic panic w/ Go-1.14-dev

Sebastien Binet created ARROW-7029:
--------------------------------------

             Summary: [Go] unsafe pointer arithmetic panic w/ Go-1.14-dev
                 Key: ARROW-7029
                 URL: https://issues.apache.org/jira/browse/ARROW-7029
             Project: Apache Arrow
          Issue Type: New Feature
          Components: Go
            Reporter: Sebastien Binet


Go-1.14 (to be released in Feb-2020) has a new analysis pass (enabled with -race) that checks for unsafe pointer arithmetic:

~~

go test -race -run=Example_minimal .
--- FAIL: Example_minimal (0.00s)
panic: runtime error: unsafe pointer arithmetic [recovered]
 panic: runtime error: unsafe pointer arithmetic

goroutine 1 [running]:
testing.(*InternalExample).processRunResult(0xc0000adc80, 0x0, 0x0, 0x8927, 0x90a400, 0xc0000b62c0, 0xc0000a48c8)
 /home/binet/sdk/go/src/testing/example.go:89 +0x71f
testing.runExample.func2(0xbf6675c29511646d, 0x20fb5f, 0xc7f780, 0xc0000a2378, 0xc0000a2008, 0xc000086360, 0xc0000adc80, 0xc0000adcb0)
 /home/binet/sdk/go/src/testing/run_example.go:58 +0x143
panic(0x90a400, 0xc0000b62c0)
 /home/binet/sdk/go/src/runtime/panic.go:915 +0x370
github.com/apache/arrow/go/arrow/memory.memory_memset_avx2(0xc00009e200, 0x40, 0x40, 0xc9c000)
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/memory/memory_avx2_amd64.go:33 +0xa4
github.com/apache/arrow/go/arrow/memory.Set(...)
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/memory/memory.go:25
github.com/apache/arrow/go/arrow/array.(*builder).init(0xc000084600, 0x20)
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/array/builder.go:101 +0x23a
github.com/apache/arrow/go/arrow/array.(*Int64Builder).init(0xc000084600, 0x20)
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/array/numericbuilder.gen.go:102 +0x60
github.com/apache/arrow/go/arrow/array.(*Int64Builder).Resize(0xc000084600, 0x2)
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/array/numericbuilder.gen.go:125 +0x8c
github.com/apache/arrow/go/arrow/array.(*builder).reserve(0xc000084600, 0x1, 0xc0000ad918)
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/array/builder.go:138 +0xdc
github.com/apache/arrow/go/arrow/array.(*Int64Builder).Reserve(0xc000084600, 0x1)
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/array/numericbuilder.gen.go:113 +0x68
github.com/apache/arrow/go/arrow/array.(*Int64Builder).Append(0xc000084600, 0x1)
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/array/numericbuilder.gen.go:60 +0x46
github.com/apache/arrow/go/arrow_test.Example_minimal()
 /home/binet/work/gonum/src/github.com/apache/arrow/go/arrow/example_test.go:39 +0x153
testing.runExample(0x94714a, 0xf, 0x95d8a8, 0x957614, 0x83, 0x0, 0x0)
 /home/binet/sdk/go/src/testing/run_example.go:62 +0x275
testing.runExamples(0xc0000aded8, 0xc7a2e0, 0xb, 0xb, 0x100)
 /home/binet/sdk/go/src/testing/example.go:44 +0x212
testing.(*M).Run(0xc000100000, 0x0)
 /home/binet/sdk/go/src/testing/testing.go:1125 +0x3b4
main.main()
 _testmain.go:130 +0x224
FAIL github.com/apache/arrow/go/arrow 0.009s
FAIL

~~

 

see:

[https://groups.google.com/forum/#!msg/golang-dev/SzwDoqoRVJA/IvtnBW5oDwAJ]

 



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