On Wed, 14 Jul 2021, LIU Hao wrote:
在 7/14/21 9:02 PM, Martin Storsjö 写道:+unsigned char _bittestandset(__LONG32 *__a, __LONG32 __b) +{ + unsigned char __v = (*__a >> __b) & 1; + *__a |= (1 << __b);I suggest `1UL` here, as shifting 1 to the left by 31 is undefined behavior.
Thanks, will update all these. // Martin _______________________________________________ Mingw-w64-public mailing list Mingw-w64-public@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/mingw-w64-public