| ! { dg-do compile } |
| ! { dg-additional-options "-O3 -ftree-parallelize-loops=2 -fno-signed-zeros -fno-trapping-math" } |
| ! { dg-additional-options "-march=armv8.3-a" { target aarch64*-*-* } } |
| |
| complex function cdcdot(n, cx) |
| implicit none |
| |
| integer :: n, i, kx |
| complex :: cx(*) |
| double precision :: dsdotr, dsdoti, dt1, dt3 |
| |
| kx = 1 |
| do i = 1, n |
| dt1 = real(cx(kx)) |
| dt3 = aimag(cx(kx)) |
| dsdotr = dsdotr + dt1 * 2 - dt3 * 2 |
| dsdoti = dsdoti + dt1 * 2 + dt3 * 2 |
| kx = kx + 1 |
| end do |
| cdcdot = cmplx(real(dsdotr), real(dsdoti)) |
| return |
| end function cdcdot |
