David Tenty 73c273c97a [NFC][libcxx] Check def of __LONG_DOUBLE_IEEE128__ ...

Follow on to https://reviews.llvm.org/D108352, also check for the
definition of __LONG_DOUBLE_128__ before using it (because AIX doesn't
enable it by default).

Reviewed By: xingxue

Differential Revision: https://reviews.llvm.org/D127002

2022-06-14 13:41:31 -04:00

4.8 KiB

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