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Fix FMA_NATIVE constant #32318

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Jun 14, 2019
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Fix FMA_NATIVE constant #32318

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2 changes: 1 addition & 1 deletion base/special/log.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -141,7 +141,7 @@ const t_log_Float32 = (0.0,0.007782140442054949,0.015504186535965254,0.023167059

# determine if hardware FMA is available
# should probably check with LLVM, see #9855.
const FMA_NATIVE = muladd(nextfloat(1.0),nextfloat(1.0),-nextfloat(1.0,2)) == -4.930380657631324e-32
const FMA_NATIVE = muladd(nextfloat(1.0),nextfloat(1.0),-nextfloat(1.0,2)) != 0

# truncate lower order bits (up to 26)
# ideally, this should be able to use ANDPD instructions, see #9868.
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