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MESH: Avoid infinite loop in prolong_block().

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Signed-off-by: Grzegorz Kowal <grzegorz@amuncode.org>
This commit is contained in:
Grzegorz Kowal 2018-08-07 15:19:56 -03:00
parent a3383488ce
commit ae06f4fb73
1 changed files with 10 additions and 3 deletions
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13
src/mesh.F90
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@ -1037,6 +1037,7 @@ module mesh
use coordinates , only : ng, nh, in, jn, kn, im, jm, km
use coordinates , only : ib, ie, jb, je, kb, ke
use equations , only : nv, idn, ien
use error , only : print_warning
use interpolations , only : limiter_prol
! local variables are not implicit by default
@ -1137,9 +1138,15 @@ module mesh
#endif /* NDIMS == 3 */
if (p == idn .or. p == ien) then
do while (pdata%u(p,i,j,k) <= sum(abs(du(1:NDIMS))))
du(:) = 0.5d+00 * du(:)
end do
if (pdata%u(p,i,j,k) > 0.0d+00) then
do while (pdata%u(p,i,j,k) <= sum(abs(du(1:NDIMS))))
du(:) = 0.5d+00 * du(:)
end do
else
call print_warning("mesh::prolong_block" &
, "Positive variable is not positive!")
du(:) = 0.0d+00
end if
end if
du(:) = 0.5d+00 * du(:)