it seems ldfags="-s=false" -gcflags="-l" can work 在2020年9月9日星期三 UTC+8 上午10:09:18<Ian Lance Taylor> 写道：
> On Tue, Sep 8, 2020 at 7:04 PM buaa...@gmail.com <buaa...@gmail.com> > wrote: > > > > I wrote a tool to get binary file's symbol table during initialization, > and do some special tests, but it fails on Linux, so I get the log like: > > > > $ go test > > 2020/09/09 10:02:44 reading /tmp/go-build334351549/b001/xxx.test: no > symbol section > > 2020/09/09 10:02:44 reading /tmp/go-build334351549/b001/xxx.test: no > symbols > > One approach you can use is to have the test build a program using "go > build". > > Or you can run your tests using "go test -c". > > Ian > > > > 在2020年9月9日星期三 UTC+8 上午6:01:18<Ian Lance Taylor> 写道： > >> > >> On Mon, Sep 7, 2020 at 7:07 PM buaa...@gmail.com <buaa...@gmail.com> > wrote: > >> > > >> > There is no ldflags provided, so why the symbol table is stripped > >> > >> Because if you run "go test" without the -c option, the executable is > >> built, run, and then thrown away. There no reason to spend time > >> generating debugging information that nobody will ever use. > >> > >> Which leads to the question: how did you notice? What is the real > problem here? > >> > >> Ian > >> > >> > >> > 在2020年9月8日星期二 UTC+8 上午10:05:33<buaa...@gmail.com> 写道： > >> >> > >> >> And only on Linux, there is no symbol section in test binary unless > I generate it by go test -c > >> > > >> > -- > >> > 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/d8840e17-63c6-4f32-af1d-5d73d12dfbd4n%40googlegroups.com > . > > > > -- > > 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/93fd8c75-6e2d-4449-8912-a86fc70dee06n%40googlegroups.com > . > -- 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/98f81f44-d49e-45d7-af74-816330991a50n%40googlegroups.com.
