把core_cmFunc.h的下面语句屏蔽掉,可以消除中warning:
//__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
//{
//#if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
// __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) );
//#endif
//}
但不知道是否有隐患?
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