From: Matthias Kretz <kretz@kde.org>

Signed-off-by: Matthias Kretz <m.kretz@gsi.de>

libstdc++-v3/ChangeLog:

	* include/experimental/bits/simd_math.h: Undefine internal
	macros after use.
	(frexp): Move #if to a more sensible position and reformat
	preceding code.
	(logb): Call _SimdImpl::_S_logb for fixed_size instead of
	duplicating the code here.
	(modf): Simplify condition.
---
 .../include/experimental/bits/simd_math.h     | 22 +++++--------------
 1 file changed, 6 insertions(+), 16 deletions(-)


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 Dr. Matthias Kretz                           https://mattkretz.github.io
 GSI Helmholtz Centre for Heavy Ion Research               https://gsi.de
 std::experimental::simd              https://github.com/VcDevel/std-simd
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