build: disable PCH when built with Clang on Windows

Author: targos

node.gypi

@@ -65,11 +65,15 @@
         'NODE_PLATFORM="win32"',
         '_UNICODE=1',
       ],
-      'msvs_precompiled_header': 'tools/msvs/pch/node_pch.h',
-      'msvs_precompiled_source': 'tools/msvs/pch/node_pch.cc',
-      'sources': [
-        '<(_msvs_precompiled_header)',
-        '<(_msvs_precompiled_source)',
+      'conditions': [
+        ['clang==0', {
+          'msvs_precompiled_header': 'tools/msvs/pch/node_pch.h',
+          'msvs_precompiled_source': 'tools/msvs/pch/node_pch.cc',
+          'sources': [
+            '<(_msvs_precompiled_header)',
+            '<(_msvs_precompiled_source)',
+          ],
+        }],
       ],
     }, { # POSIX
       'defines': [ '__POSIX__' ],

tools/v8_gypfiles/v8.gyp

@@ -48,7 +48,7 @@
       'type': 'none',
       'toolsets': ['host', 'target'],
       'conditions': [
-        ['OS=="win"', {
+        ['OS=="win" and clang==0', {
           'direct_dependent_settings': {
             'msvs_precompiled_header': '<(V8_ROOT)/../../tools/msvs/pch/v8_pch.h',
             'msvs_precompiled_source': '<(V8_ROOT)/../../tools/msvs/pch/v8_pch.cc',