Index: buildSrc/mac.gradle
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- buildSrc/mac.gradle	(revision 8074:f9ba8f7e6610add64899d51ca846c64102e42fab)
+++ buildSrc/mac.gradle	(revision 8074+:f9ba8f7e6610+)
@@ -127,7 +127,7 @@
 MAC.launcherlibrary = [:]
 MAC.launcherlibrary.compiler = compiler
 MAC.launcherlibrary.ccFlags = [
-//        "-std=c++0x",
+        "-stdlib=libstdc++",
         "-c",
         ccBaseFlags,
         IS_DEBUG_NATIVE ? ["-DDEBUG", "-O0"] : ["-O3", "-DNDEBUG"]].flatten()