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Differential D28578

msun: ctanh/ctanhf: Import fix from MUSL
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Authored by arichardson on Feb 10 2021, 7:48 PM.
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dim
lwhsu
ngie
Commits
rG8d42552e7b29: msun: ctanh/ctanhf: Import fix from musl libc
rGa7b42c4b7f7a: msun: ctanh/ctanhf: Import fix from musl libc
Summary

This applies MUSL commit b02eed9c4841913d690a2d0029737d72615384fe by
Szabolcs Nagy and updates the tests accordingly. This also allows
removing an XFAIL from the test.

MUSL commit message:

complex: fix ctanh(+-0+i*nan) and ctanh(+-0+-i*inf)

These cases were incorrect in C11 as described by
http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1886.htm

PR: 217528

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rS FreeBSD src repository - subversion
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Buildable 36875
Build 33764: arc lint + arc unit

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PathSize
lib/
msun/
src/
8 lines
2 lines
tests/
23 lines

Diff 83662

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lib/msun/src/s_ctanh.c

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lib/msun/src/s_ctanhf.c

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lib/msun/tests/ctrig_test.c

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