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make __builtin_isfinite more efficient (PR27145)

Description

make __builtin_isfinite more efficient (PR27145)

isinf (is infinite) and isfinite should be implemented with the same function
except we change the comparison operator.

See PR27145 for more details:
https://llvm.org/bugs/show_bug.cgi?id=27145

Ref: forked off of the discussion in D18513.

Differential Revision: http://reviews.llvm.org/D18648

Details

Committed
spatelApr 7 2016, 7:29 AM
Differential Revision
D18648: make __builtin_isfinite more efficient (PR27145)
Parents
rL265674: Added a noexcept test
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