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! { dg-do run }
! { dg-options "-ffree-line-length-none" }
interface runtime_popcnt
procedure runtime_popcnt_i1
procedure runtime_popcnt_i2
procedure runtime_popcnt_i4
procedure runtime_popcnt_i8
end interface
interface runtime_poppar
procedure runtime_poppar_i1
procedure runtime_poppar_i2
procedure runtime_poppar_i4
procedure runtime_poppar_i8
end interface
#define CHECK(val,res) \
if (popcnt(val) /= res) call abort ; \
if (runtime_popcnt(val) /= res) call abort
#define CHECK2(val) \
if (poppar(val) /= modulo(popcnt(val),2)) call abort ; \
if (runtime_poppar(val) /= poppar(val)) call abort
CHECK(0_1, 0)
CHECK(0_2, 0)
CHECK(0_4, 0)
CHECK(0_8, 0)
CHECK(1_1, 1)
CHECK(1_2, 1)
CHECK(1_4, 1)
CHECK(1_8, 1)
CHECK(-1_1,8)
CHECK(-1_2,16)
CHECK(-1_4,32)
CHECK(-1_8,64)
CHECK(-8_1,8-3)
CHECK(-8_2,16-3)
CHECK(-8_4,32-3)
CHECK(-8_8,64-3)
CHECK(huge(0_1), 8-1)
CHECK(huge(0_2), 16-1)
CHECK(huge(0_4), 32-1)
CHECK(huge(0_8), 64-1)
CHECK(-huge(0_1), 2)
CHECK(-huge(0_2), 2)
CHECK(-huge(0_4), 2)
CHECK(-huge(0_8), 2)
CHECK2(0_1)
CHECK2(0_2)
CHECK2(0_4)
CHECK2(0_8)
CHECK2(17_1)
CHECK2(17_2)
CHECK2(17_4)
CHECK2(17_8)
CHECK2(-17_1)
CHECK2(-17_2)
CHECK2(-17_4)
CHECK2(-17_8)
CHECK2(huge(0_1))
CHECK2(huge(0_2))
CHECK2(huge(0_4))
CHECK2(huge(0_8))
CHECK2(-huge(0_1))
CHECK2(-huge(0_2))
CHECK2(-huge(0_4))
CHECK2(-huge(0_8))
contains
integer function runtime_popcnt_i1 (i) result(res)
integer(kind=1), intent(in) :: i
res = popcnt(i)
end function
integer function runtime_popcnt_i2 (i) result(res)
integer(kind=2), intent(in) :: i
res = popcnt(i)
end function
integer function runtime_popcnt_i4 (i) result(res)
integer(kind=4), intent(in) :: i
res = popcnt(i)
end function
integer function runtime_popcnt_i8 (i) result(res)
integer(kind=8), intent(in) :: i
res = popcnt(i)
end function
integer function runtime_poppar_i1 (i) result(res)
integer(kind=1), intent(in) :: i
res = poppar(i)
end function
integer function runtime_poppar_i2 (i) result(res)
integer(kind=2), intent(in) :: i
res = poppar(i)
end function
integer function runtime_poppar_i4 (i) result(res)
integer(kind=4), intent(in) :: i
res = poppar(i)
end function
integer function runtime_poppar_i8 (i) result(res)
integer(kind=8), intent(in) :: i
res = poppar(i)
end function
end
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