!calculate the stress corrected elastic tensor.

elaflag 5
instrflag 1
chneut 0

#%%<BEGIN TEST_INFO>
#%% [setup]
#%% executable = anaddb
#%% input_ddb = t82.ddb.out
#%% test_chain = t81.in, t82.in, t83.in
#%% [files]
#%% files_to_test =
#%%   t83.out, tolnlines = 0, tolabs = 0.000e+00, tolrel = 0.000e+00, fld_options = -easy
#%% [paral_info]
#%% max_nprocs = 4
#%% [extra_info]
#%% authors = X. Wu
#%% keywords = 
#%% description = 
#%%   Highly Strained Si (diamond) structure.
#%%   Using the DDB file merged by test2, this test computed the elastic
#%%   constant (relaxed ion) considering the correction from remaining
#%%   stresses in the unit cell. Voigt symmetry will be broken.
#%%   Please refer to: doc/theory/elasticity-oganov.pdf.
#%% topics = Elastic
#%%<END TEST_INFO>