Disable sktexttopdf when building for mipsel.

BUILD.gn

 # Copyright 2016 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 declare_args() {
   skia_enable_tools = !is_fuchsia && !is_component_build
 
   skia_use_expat = true
   skia_use_fontconfig = is_linux
@@ skipping 786 matching lines @@
       ":flags",
       ":gm",
       ":gpu_tool_utils",
       ":skia",
       ":tool_utils",
       "//third_party/jsoncpp",
     ]
     testonly = true
   }
 
-  executable("sktexttopdf") {
-    sources = [
-      "tools/SkShaper_harfbuzz.cpp",
-      "tools/using_skia_and_harfbuzz.cpp",
-    ]
-    deps = [
-      ":skia",
-      "//third_party/harfbuzz",
-    ]
-    testonly = true
+  if (current_cpu != "mipsel") {  # Clang 3.8 crashes while compiling hb-icu.cc for mipsel.
+    executable("sktexttopdf") {
+      sources = [
+        "tools/SkShaper_harfbuzz.cpp",
+        "tools/using_skia_and_harfbuzz.cpp",
+      ]
+      deps = [
+        ":skia",
+        "//third_party/harfbuzz",
+      ]
+      testonly = true
+    }
   }
 }