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! { dg-do run }
! { dg-require-effective-target fortran_large_int }
integer(kind=16) :: i16
i16 = -1
if (leadz(i16) /= 0) STOP 1
if (trailz(i16) /= 0) STOP 2
if (leadz(-1_16) /= 0) STOP 3
if (trailz(-1_16) /= 0) STOP 4
i16 = -64
if (leadz(i16) /= 0) STOP 5
if (trailz(i16) /= 6) STOP 6
if (leadz(-64_16) /= 0) STOP 7
if (trailz(-64_16) /= 6) STOP 8
i16 = -108
if (leadz(i16) /= 0) STOP 9
if (trailz(i16) /= 2) STOP 10
if (leadz(-108_16) /= 0) STOP 11
if (trailz(-108_16) /= 2) STOP 12
i16 = 1
if (leadz(i16) /= bit_size(i16) - 1) STOP 13
if (trailz(i16) /= 0) STOP 14
if (leadz(1_16) /= bit_size(1_16) - 1) STOP 15
if (trailz(1_16) /= 0) STOP 16
i16 = 64
if (leadz(i16) /= 121) STOP 17
if (trailz(i16) /= 6) STOP 18
if (leadz(64_16) /= 121) STOP 19
if (trailz(64_16) /= 6) STOP 20
end
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