On Sun, 2013-03-24 at 15:03 +0800, Chung-Ju Wu wrote: > 2013/3/24, ishare <june.tune.sea@xxxxxxxxx>: > > > > If I not use optimization in compilation , will those inline functions be > > actually inlined by gcc ? > > > > thanks! > > > > Not unless you use 'always_inline' attribute. > > http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html#Function-Attributes Also, when in error or in doubt, use option '-save-temps' and look at the asm code that is generated by the compiler. Cheers, Oleg