[Bug libstdc++/96279] build failure: floating_from_chars.cc:310:22: error: '__builtin_isinf_sign' is not a member of 'std'

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed Jul 22 08:50:35 GMT 2020


--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
looks like a bogus #define leaking in from somewhere.  Maybe you can provide
preprocessed source with -dD (that preserves #define directives in the output)

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