The option is "Improve float consistency" and without it, we get failure of C++ Boost's numeric/convertion/udt_example_0 test. [SVN r33183]
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-Subproject commit a79ef83bd434735ab346969e6cd1df77eebf4ad8
+Subproject commit 6375efa5a66f5dd5a09b111f5aa69d9cd8947a66