STM32F429包含 arm_math.h问题请教

汪志鹏 · 发表于 2018-10-19 20:24:29

STM32F429 工程编译会出现大量的declared implicitly问题,头文件没有包含错误,麻烦给位大佬能帮小弟看看.
compiling Main.c...
..\CMSIS\Core\arm_math.h(4811): warning:  #223-D: function "__SMUAD" declared implicitly
   acc = (q31_t) __SMUAD(S->A0, in);
..\CMSIS\Core\arm_math.h(4824): warning:  #223-D: function "__SMLALD" declared implicitly
   acc = __SMLALD(S->A1, (q31_t)__SIMD32(S->state), acc);
..\CMSIS\Core\arm_math.h(4952): warning:  #223-D: function "__QADD" declared implicitly
   *pIbeta = __QADD(product1, product2);
..\CMSIS\Core\arm_math.h(5056): warning:  #223-D: function "__QSUB" declared implicitly
   *pIb = __QSUB(product2, product1);
..\CMSIS\Core\arm_math.h(5184): warning:  #223-D: function "__QADD" declared implicitly
   *pId = __QADD(product1, product2);
..\CMSIS\Core\arm_math.h(5187): warning:  #223-D: function "__QSUB" declared implicitly
   *pIq = __QSUB(product4, product3);
..\CMSIS\Core\arm_math.h(5304): warning:  #223-D: function "__QSUB" declared implicitly
   *pIalpha = __QSUB(product1, product2);
..\CMSIS\Core\arm_math.h(5307): warning:  #223-D: function "__QADD" declared implicitly
   *pIbeta = __QADD(product4, product3);
..\App\Main.c(99): warning:  #177-D: variable "i" was declared but never referenced
   uint16_t i = 0;
..\App\Main.c: 9 warnings, 0 errors