test case not pass about parser

[winkyao]

@flike please report your golang version

[flike]

go version go1.10.3 linux/amd64

[tiancaiamao]

1. Need the latest go1.11
2. Maybe you'll meet this error #4

@flike

[winkyao]

@tiancaiamao yep, flike meet the same panic error.

[flike]

@winkyao @tiancaiamao Thanks，I will try

[winkyao]

@flike If your problem is fixed after you upgrade your golang, please close this issue.

[flike]

I upgrade go version to 1.11.2, but this case still not pass. :(

[tiancaiamao]

What's the error ?

[flike]

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x5e1902]

goroutine 1 [running]:
github.com/pingcap/parser.yyParse(0x6f8420, 0xc000140048, 0xc000140000, 0x695700)
	/root/upload/go_code/src/github.com/pingcap/parser/parser.go:8654 +0x16ab2
github.com/pingcap/parser.(*Parser).Parse(0xc000140000, 0x6b3841, 0x20, 0x0, 0x0, 0x0, 0x0, 0xc000051ee8, 0x40be28, 0x1e0, ...)
	/root/upload/go_code/src/github.com/pingcap/parser/yy_parser.go:101 +0x15f
github.com/pingcap/parser.(*Parser).ParseOneStmt(0xc000140000, 0x6b3841, 0x20, 0x0, 0x0, 0x0, 0x0, 0xc0000dc5a0, 0xc000051f88, 0x4055a0, ...)
	/root/upload/go_code/src/github.com/pingcap/parser/yy_parser.go:115 +0x7d

[flike]

fixed #43