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Fix mod1 #9643

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Jan 18, 2015
Merged

Fix mod1 #9643

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2 changes: 1 addition & 1 deletion base/operators.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -131,7 +131,7 @@ const % = rem
const ÷ = div

# mod returns in [0,y) whereas mod1 returns in (0,y]
mod1{T<:Real}(x::T, y::T) = y-mod(y-x,y)
mod1{T<:Real}(x::T, y::T) = (m=mod(x,y); ifelse(m==0, y, m))
rem1{T<:Real}(x::T, y::T) = rem(x-1,y)+1
fld1{T<:Real}(x::T, y::T) = fld(x-1,y)+1

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4 changes: 4 additions & 0 deletions test/numbers.jl
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Expand Up @@ -2122,3 +2122,7 @@ end

# test second branch, after all small primes in list have been searched
@test factor(10009 * int128(1000000000000037)) == Dict(10009=>1,1000000000000037=>1)

#Issue #5570
@test map(x -> int(mod1(uint(x),uint(5))), 0:15) == [5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5]