[avr-chat] format '%5.2f' expects type 'double', but argument 6 has type 'float'

[Rick Mann]

I thought the %f specifier accepted double or float.

$ avr-gcc -v
Using built-in specs.
Target: avr
Configured with: ../configure --prefix=/usr/local/CrossPack-AVR-20100115 
--disable-dependency-tracking --disable-nls --disable-werror --target=avr 
--enable-languages=c,c++ --disable-nls --disable-libssp --with-dwarf2
Thread model: single
gcc version 4.3.3 (GCC) 

avr-libc 1.6.7