[release-branch.go1.20] cmd/go: skip TestScript/gccgo_link_ldflags on aix/ppc64
The gccgo on the builder is not updated to support runtime/cgo
For #60306.
For #60514.
Change-Id: If0fb1ccdf589cc9741f6a065bacfa4f06e64ec15
Reviewed-on: https://go-review.googlesource.com/c/go/+/501435
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Benny Siegert <bsiegert@gmail.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
(cherry picked from commit
688d75b14fd7646d66c18825f22f0a67e9fafd9e)
Reviewed-on: https://go-review.googlesource.com/c/go/+/505595
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>