114     ASSERTMSG( ( a    != 0), VEC_ADD_1 );  in C_VECAdd()
115     ASSERTMSG( ( b    != 0), VEC_ADD_2 );  in C_VECAdd()
116     ASSERTMSG( ( ab != 0),   VEC_ADD_3 );  in C_VECAdd()
183     ASSERTMSG( ( a    != 0),    VEC_SUBTRACT_1     );  in C_VECSubtract()
184     ASSERTMSG( ( b    != 0),    VEC_SUBTRACT_2     );  in C_VECSubtract()
185     ASSERTMSG( ( a_b != 0),     VEC_SUBTRACT_3     );  in C_VECSubtract()
253     ASSERTMSG( ( src  != 0),  VEC_SCALE_1  );  in C_VECScale()
254     ASSERTMSG( ( dst  != 0),  VEC_SCALE_2  );  in C_VECScale()
321     ASSERTMSG( (src != 0 ),     VEC_NORMALIZE_1  );  in C_VECNormalize()
322     ASSERTMSG( (unit != 0),     VEC_NORMALIZE_2  );  in C_VECNormalize()
327     ASSERTMSG( (mag != 0),      VEC_NORMALIZE_3  );  in C_VECNormalize()
411     ASSERTMSG( (v != 0),  VEC_MAG_1 );  in C_VECSquareMag()
546     ASSERTMSG( (a != 0), VEC_DOTPRODUCT_1 );  in C_VECDotProduct()
547     ASSERTMSG( (b != 0), VEC_DOTPRODUCT_2 );  in C_VECDotProduct()
608     ASSERTMSG( (a    != 0),   VEC_CROSSPRODUCT_1    );  in C_VECCrossProduct()
609     ASSERTMSG( (b    != 0),   VEC_CROSSPRODUCT_2    );  in C_VECCrossProduct()
610     ASSERTMSG( (axb != 0),    VEC_CROSSPRODUCT_3    );  in C_VECCrossProduct()
713     ASSERTMSG( (a    != 0),    VEC_HALFANGLE_1  );  in C_VECHalfAngle()
714     ASSERTMSG( (b    != 0),    VEC_HALFANGLE_2  );  in C_VECHalfAngle()
715     ASSERTMSG( (half != 0),    VEC_HALFANGLE_3  );  in C_VECHalfAngle()
769     ASSERTMSG( (src != 0),     VEC_REFLECT_1  );  in C_VECReflect()
770     ASSERTMSG( (normal != 0),  VEC_REFLECT_2  );  in C_VECReflect()
771     ASSERTMSG( (dst != 0),     VEC_REFLECT_3  );  in C_VECReflect()