Bug 1322447 - building firefox/ARM64 fails, include/nspr/prtypes.h:585:38: error: size of array ‘arg’ is negative. r=ted.

--HG--
extra : histedit_source : afe73be3365dc80218f2dec2eba0f03030cdb823

security/nss/lib/freebl/freebl.gyp

@@ -406,6 +406,11 @@
               'SHA_NO_LONG_LONG',
             ],
           }],
+          [ 'target_arch=="arm64"', {
+            'defines': [
+              'NSS_USE_64',
+            ],
+          }],
         ],
       }],
     ],