Nicolas Tancogne-Dejean requested to merge fix_compiler_warnings into main Jul 17, 2023

Description

Addresses some compiler warnings (GFortran)

In particular, this commit fixes:

all occurences of "Conversion from REAL(4) to REAL(8)"
some occurences of "Inequality comparison for REAL(8)"
some occurences of "Equality comparison for REAL(8)"

News snippet

Fixes some compiler warnings

Checklist

I have checked that my code follows the Octopus coding standards
I have added tests for all the new features added in this request.