cmd/dist: skip fips140test in exe mode on Android

Android does not support non-PIE linking. Skip the test.

Change-Id: I53071538c82f1e1f96eed1a2619f92eacd18d263
Reviewed-on: https://go-review.googlesource.com/c/go/+/637495
Run-TryBot: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>

Author: cherrymui

src/cmd/dist/test.go

@@ -876,16 +876,18 @@ func (t *tester) registerTests() {
 	}
 
 	if t.extLink() && !t.compileOnly {
-		t.registerTest("external linking, -buildmode=exe",
-			&goTest{
-				variant:   "exe_external",
-				timeout:   60 * time.Second,
-				buildmode: "exe",
-				ldflags:   "-linkmode=external",
-				env:       []string{"CGO_ENABLED=1"},
-				pkg:       "crypto/internal/fips140test",
-				runTests:  "TestFIPSCheck",
-			})
+		if goos != "android" { // Android does not support non-PIE linking
+			t.registerTest("external linking, -buildmode=exe",
+				&goTest{
+					variant:   "exe_external",
+					timeout:   60 * time.Second,
+					buildmode: "exe",
+					ldflags:   "-linkmode=external",
+					env:       []string{"CGO_ENABLED=1"},
+					pkg:       "crypto/internal/fips140test",
+					runTests:  "TestFIPSCheck",
+				})
+		}
 		if t.externalLinkPIE() && !disablePIE {
 			t.registerTest("external linking, -buildmode=pie",
 				&goTest{