[PATCH, C/C++] Add -fno-float to forbid floating point data types

[Joseph S. Myers]

On Tue, 12 Aug 2014, Thomas Preud'homme wrote:

> However it's true that it prevents including math.h for instance.

And stdlib.h (strtod) and time.h (difftime) and wchar.h (wcstod).  Is that 
your intent?  Note that glibc stdlib.h has an atof inline definition, it's 
not just a matter of prototypes.

-- 
Joseph S. Myers
joseph@codesourcery.com