tools: skip workaround for newer llvm

PR-URL: #14077Fixes: #14076 Refs: https://svnweb.freebsd.org/ports/head/www/node/Makefile?revision=444555&view=markup Reviewed-By: Ben Noordhuis <[email protected]> Reviewed-By: Refael Ackermann <[email protected]>

Author: nanaya

common.gypi

@@ -407,9 +407,15 @@
 'libraries': [ '-lelf' ],
  }],
  ['OS=="freebsd"',{
-# Use this flag because on FreeBSD std::pairs copy constructor is non-trivial
-# https://lists.freebsd.org/pipermail/freebsd-toolchain/2016-March/002094.html
-'cflags': [ '-D_LIBCPP_TRIVIAL_PAIR_COPY_CTOR=1' ],
+'conditions': [
+ ['llvm_version < "4.0"',{
+# Use this flag because on FreeBSD std::pairs copy constructor is non-trivial.
+# Doesn't apply to llvm 4.0 (FreeBSD 11.1) or later.
+# Refs: https://lists.freebsd.org/pipermail/freebsd-toolchain/2016-March/002094.html
+# Refs: https://svnweb.freebsd.org/ports/head/www/node/Makefile?revision=444555&view=markup
+'cflags': [ '-D_LIBCPP_TRIVIAL_PAIR_COPY_CTOR=1' ],
+ }],
+ ],
 'ldflags': [
 '-Wl,--export-dynamic',
  ],