Remove "-lpthread" when building tests on macos.

In most cases it seems to be not used.

PiperOrigin-RevId: 191407383

diff --git a/tensorflow/tensorflow.bzl b/tensorflow/tensorflow.bzl
index e9d2f27..098ae7e 100644 (file)
--- a/tensorflow/tensorflow.bzl
+++ b/tensorflow/tensorflow.bzl
@@ -638,9 +638,12 @@ def tf_cc_test(name,
       linkopts=select({
         clean_dep("//tensorflow:android"): [
             "-pie",
-          ],
+        ],
         clean_dep("//tensorflow:windows"): [],
         clean_dep("//tensorflow:windows_msvc"): [],
+        clean_dep("//tensorflow:darwin"): [
+            "-lm",
+        ],
         "//conditions:default": [
             "-lpthread",
             "-lm"