delve-log.txt

dlv debug $GOPATH/src/github.com/go-delve/delve/cmd/dlv -- debug main.go --init dlvscript.txt
Type 'help' for list of commands.
(dlv) b proc/variables.go:840
Breakpoint 1 set at 0x145e9e7 for github.com/go-delve/delve/pkg/proc.(*Variable).structMember() ./lib/go/src/github.com/go-delve/delve/pkg/proc/variables.go:840
(dlv) c
WARN[0000] CGO_CFLAGS already set, Cgo code could be optimized.  layer=dlv
Type 'help' for list of commands.
Breakpoint 1 set at 0x1057f66 for main.main() ./main.go:13
> main.main() ./main.go:13 (hits goroutine(1):1 total:1) (PC: 0x1057f66)
     8:	}
     9:	
    10:	func main() {
    11:		var x X
    12:	
=>  13:		x.M()
    14:	}
> github.com/go-delve/delve/pkg/proc.(*Variable).structMember() ./lib/go/src/github.com/go-delve/delve/pkg/proc/variables.go:840 (hits goroutine(30):1 total:1) (PC: 0x145e9e7)
   835:			return nil, fmt.Errorf("%s has no member %s", vname, memberName)
   836:		default:
   837:			if v.Name == "" {
   838:				return nil, fmt.Errorf("type %s is not a struct", structVar.TypeString())
   839:			}
=> 840:			return nil, fmt.Errorf("%s (type %s) is not a struct", vname, structVar.TypeString())
   841:		}
   842:	}
   843:	
   844:	func readVarEntry(varEntry *dwarf.Entry, image *Image) (entry reader.Entry, name string, typ godwarf.Type, err error) {
   845:		entry, _ = reader.LoadAbstractOrigin(varEntry, image.dwarfReader)
(dlv) stack
0  0x000000000145e9e7 in github.com/go-delve/delve/pkg/proc.(*Variable).structMember
   at ./lib/go/src/github.com/go-delve/delve/pkg/proc/variables.go:840
1  0x000000000141f85a in github.com/go-delve/delve/pkg/proc.(*EvalScope).evalStructSelector
   at ./lib/go/src/github.com/go-delve/delve/pkg/proc/eval.go:1051
2  0x0000000001419a0e in github.com/go-delve/delve/pkg/proc.(*EvalScope).evalAST
   at ./lib/go/src/github.com/go-delve/delve/pkg/proc/eval.go:639
3  0x000000000142e390 in github.com/go-delve/delve/pkg/proc.funcCallEvalFuncExpr
   at ./lib/go/src/github.com/go-delve/delve/pkg/proc/fncall.go:404
4  0x000000000142d017 in github.com/go-delve/delve/pkg/proc.evalFunctionCall
   at ./lib/go/src/github.com/go-delve/delve/pkg/proc/fncall.go:273
5  0x0000000001418cf2 in github.com/go-delve/delve/pkg/proc.(*EvalScope).evalAST
   at ./lib/go/src/github.com/go-delve/delve/pkg/proc/eval.go:606
6  0x0000000001410175 in github.com/go-delve/delve/pkg/proc.(*EvalScope).EvalExpression
   at ./lib/go/src/github.com/go-delve/delve/pkg/proc/eval.go:77
7  0x0000000001065581 in runtime.goexit
   at /usr/local/go/src/runtime/asm_amd64.s:1357