build: linking CoreFoundation framework for OSX

Linking CoreFoundation for OSX is needed for OSX debugging features to
function properly.

For instance Instruments cannot record Heap Allocations if the
CoreFoundation is not linked.

Reviewed-By: Fedor Indutny <fedor@indutny.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/node.gyp b/node.gyp
index c6aebf473..c3b766059 100644
--- a/node.gyp
+++ b/node.gyp
@@ -319,6 +319,9 @@
           'defines': [ '__POSIX__' ],
         }],
         [ 'OS=="mac"', {
+          # linking Corefoundation is needed since certain OSX debugging tools
+          # like Instruments require it for some features
+          'libraries': [ '-framework CoreFoundation' ],
           'defines!': [
             'PLATFORM="mac"',
           ],