runtime: don't always show frames with no function in traceback
authorIan Lance Taylor <ian@gcc.gnu.org>
Tue, 13 Jun 2017 13:29:26 +0000 (13:29 +0000)
committerIan Lance Taylor <ian@gcc.gnu.org>
Tue, 13 Jun 2017 13:29:26 +0000 (13:29 +0000)
commit09a871c46619af0461d2c079d4de953745a11b68
tree74db73e9d280ddb025d7f280081a1ada28cba7fb
parent5622463a6da3e2aa98ba401b63686fe62b004b8b
runtime: don't always show frames with no function in traceback

    If there is no function name, the traceback is generally
    uninformative.  In earlier versions we did not show such frames.
    Restore that behavior.  These frames can be seen with GOTRACEBACK=system.

    Reviewed-on: https://go-review.googlesource.com/45431

From-SVN: r249156
gcc/go/gofrontend/MERGE
libgo/go/runtime/traceback_gccgo.go