cmd/objdump: skip cgo test in testGoAndCgoDisasm on AIX

Updates #40972.

Change-Id: Id2092f0bef4fb4bdc4178e7bc9730716136f7b8a
Reviewed-on: https://go-review.googlesource.com/c/go/+/249760
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
diff --git a/src/cmd/objdump/objdump_test.go b/src/cmd/objdump/objdump_test.go
index d9c1660..85d1a2e 100644
--- a/src/cmd/objdump/objdump_test.go
+++ b/src/cmd/objdump/objdump_test.go
@@ -226,6 +226,9 @@
 	t.Parallel()
 	testDisasm(t, "fmthello.go", printCode, printGnuAsm)
 	if build.Default.CgoEnabled {
+		if runtime.GOOS == "aix" {
+			t.Skipf("skipping on %s, issue 40972", runtime.GOOS)
+		}
 		testDisasm(t, "fmthellocgo.go", printCode, printGnuAsm)
 	}
 }