2.0.1 (#596)

Also fix the test - we can't activate fastcomp and call upstream's emcc to
even clear the cache, as it disallows fastcomp's LLVM.
diff --git a/emscripten-releases-tags.txt b/emscripten-releases-tags.txt
index 9a7932e..80278e7 100644
--- a/emscripten-releases-tags.txt
+++ b/emscripten-releases-tags.txt
@@ -1,6 +1,7 @@
 {
-  "latest": "2.0.0",
+  "latest": "2.0.1",
   "releases": {
+    "2.0.1":   "13e29bd55185e3c12802bc090b4507901856b2ba",
     "2.0.0":   "5974288502aab433d45f53511e961aaca4079d86",
     "1.40.1":  "536568644fd67d53778f6111fdd5f64ad3f4c539",
     "1.40.0":  "edf24e7233e0def312a08cc8dcec63a461155da1",
diff --git a/scripts/test.py b/scripts/test.py
index beee4ac..2b0134c 100755
--- a/scripts/test.py
+++ b/scripts/test.py
@@ -160,6 +160,9 @@
 failing_call_with_output(emsdk + ' install tot-fastcomp', fastcomp_error)
 failing_call_with_output(emsdk + ' install 2.0.0-fastcomp', fastcomp_error)
 
+print('go back to using upstream')
+run_emsdk('activate latest')
+
 print('clear cache')
 check_call(upstream_emcc + ' --clear-cache')
 assert not os.path.exists(LIBC)