[signal SIGSEGV: segmentation violation code=0x2 addr=0x7f79d82f2000 pc=0x7f79d7eb4de0]

[advancedwebdeveloper]

Hi.
I think I caught some type of runtime bug.

$ ./gen
unexpected fault address 0x7f79d82f2000
fatal error: fault
[signal SIGSEGV: segmentation violation code=0x2 addr=0x7f79d82f2000 pc=0x7f79d7eb4de0]

goroutine 1 [running]:
runtime.dopanic_m
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/panic.go:1210
runtime.fatalthrow
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/panic.go:1071
runtime.throw
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/panic.go:1042
runtime.sigpanic
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/signal_unix.go:671
runtime.readUnaligned64
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/alg.go:516
runtime.memhash
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/hash64.go:73
runtime.strhash
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/alg.go:91
main.struct.4Name.0string.2Path.0string.5..hash
/home/oceanfis81/go_projects/gen/:1
runtime.mapiternext
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/map.go:974
runtime.mapiterinit
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/map.go:896
github.x2ecom..z2fclipperhouse..z2ftypewriter.ImportSpecSet.ToSlice
/home/oceanfis81/go/pkg/mod/github.com/clipperhouse/typewriter@v0.0.0-20200107164453-d21420026310/importspec_set.go:26
ffi_call_unix64
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/libgo/libffi/src/x86/unix64.S:106
ffi_call_int
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/libgo/libffi/src/x86/ffi64.c:669
runtime.reflectcall
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/runtime/go-reflect-call.c:226
reflect.Value.call
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/reflect/value.go:486
reflect.Value.Call
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/reflect/value.go:334
template.safeCall
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/funcs.go:365
text..z2ftemplate.state.evalCall
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:722
text..z2ftemplate.state.evalField
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:606
text..z2ftemplate.state.evalFieldChain
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:567
text..z2ftemplate.state.evalFieldNode
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:531
text..z2ftemplate.state.evalCommand
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:459
text..z2ftemplate.state.evalPipeline
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:433
text..z2ftemplate.state.walkRange
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:340
text..z2ftemplate.state.walk
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:268
text..z2ftemplate.state.walk
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:265
text..z2ftemplate.state.walkIfOrWith
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:295
text..z2ftemplate.state.walk
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:262
text..z2ftemplate.state.walk
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:265
text..z2ftemplate.Template.execute
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:222
text..z2ftemplate.Template.Execute
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/text/template/exec.go:205
main.executeCustom
/home/oceanfis81/go_projects/gen/execute.go:63
main.execute
/home/oceanfis81/go_projects/gen/execute.go:24
main.run
/home/oceanfis81/go_projects/gen/run.go:19
main.runMain
/home/oceanfis81/go_projects/gen/main.go:40
main.main
/home/oceanfis81/go_projects/gen/main.go:22
runtime.main
/home/oceanfis81/workarea/llvm-project/llvm/tools/gollvm/gofrontend/libgo/go/runtime/proc.go:236

$ go env && go version
GO111MODULE=""
GOARCH="amd64"
GOBIN=""
GOCACHE="/home/oceanfis81/.cache/go-build"
GOENV="/home/oceanfis81/.config/go/env"
GOEXE=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOINSECURE=""
GOMODCACHE="/home/oceanfis81/go/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="linux"
GOPATH="/home/oceanfis81/go"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/home/oceanfish81/gollvm_dist"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/home/oceanfish81/gollvm_dist/tools"
GCCGO="/home/oceanfish81/gollvm_dist/bin/llvm-goc"
AR="ar"
CC="/usr/bin/clang"
CXX="/usr/bin/clang++"
CGO_ENABLED="1"
GOMOD="/home/oceanfis81/go_projects/gen/go.mod"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build551695759=/tmp/go-build -gno-record-gcc-switches -funwind-tables"
go version go1.15.2 gollvm LLVM 12.0.0git linux/amd64

CC @thanm @cherrymui