Revert "Making the code compliant to the documentation about Floating Point"

Revert "Making the code compliant to the documentation about Floating Point"

This reverts commit 17d9560294eee1eae5e2d3ac1ab84f514318409e.
Breaks check-clang everywhere, see e.g.:
https://lab.llvm.org/buildbot/#/builders/105/builds/17229
https://lab.llvm.org/buildbot/#/builders/109/builds/25831
https://lab.llvm.org/buildbot/#/builders/188/builds/5493
https://lab.llvm.org/buildbot/#/builders/123/builds/7073