Thank you. I will try this gofrontend commit as a temporary fix. Khanh
On Wednesday, May 5, 2021 at 8:47:11 PM UTC+8 th...@google.com wrote: > Hi, > > I think what you are seeing is basically a consequence of building an > older version of gollvm -- the version you are building doesn't include > newer bug fixes in the gofrontend version of the go command. The fix you > need is in a gofrontend commit ( c948c2d770122932a05b62f653efa2c51f72d3ae ) > that dates to fall of 2020. The older version of gofrontend you are picking > up doesn't include this fix. > > Not sure if there is an easy workaround here-- when building older > versions of the tools you have to be prepared for this sort of thing. I am > sure that there are LLVM bugs fixed in version 11 that are still present in > V10, for example. > > Thanks, Than > > > On Wed, May 5, 2021 at 8:13 AM Khanh TN <tnkh...@gmail.com> wrote: > >> Hi, I'm building a tool to analyze the LLVM bitcode of some Go code with >> gollvm. >> We are currently running LLVM10. We will migrate to LLVM11/12 but not >> sure when. >> I followed Than's instruction to build LLVM10-compatible gollvm from >> https://groups.google.com/g/golang-nuts/c/dMZ7vk_Rjzw/m/b1zYDOxLAAAJ >> >> It worked out great until recently. Code that imports >> golang.org/x/sys/unix will cause errors when "go build". I looked around >> and found out the error message is the same as in >> https://github.com/mainflux/coap-cli/issues/3 to the line number of >> gccgo.go. >> >> A suggested fix is getting CGO_ENABLED=1 but "go env" shows CGO_ENABLED=1 >> and "set CGO_ENABLED=1" does not help. >> >> The latest gollvm commit works fine though but it requires LLVM13. >> >> Is there any known fix or workaround for my situation? Should I set >> CGO_ENABLED somewhere else? >> >> Thanks, >> Khanh >> >> -- >> You received this message because you are subscribed to the Google Groups >> "golang-nuts" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to golang-nuts...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/golang-nuts/a92eb44d-73c6-43dd-9f1a-551b06589a78n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/golang-nuts/a92eb44d-73c6-43dd-9f1a-551b06589a78n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/golang-nuts/e64d2f71-7a45-4dfe-a879-cfa11222a0e3n%40googlegroups.com.
