GEM 5.1.1

Compile one routine without optimization, '-O0'

• edit the file named CMakeLists.txt in the main directory where the subroutine is situated (for example, src/rpnphy/CMakeLists.txt if the subroutine is situated in the physics directory)
• copy the following example before the last line (add_library...) and modify it according to your needs:

...

• make sure you use a recent version of cmake (at least 3.11)
• you can verify the option was passed by looking at the file flags.make situated in the corresponding directory in the build directory, for example build/src/rpnphy/CMakeFiles/phy.dir/flags.make:

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