Fix build issues with gcc compiler as well

kernel/power/gemm_common.c

@@ -49,7 +49,7 @@ FORCEINLINE void vec_load_pair(vec_f32 *dst, vec_f32 *src)
 #ifdef __clang__
   vy0p = __builtin_vsx_lxvp(0L, (const __vector_pair *)(src));
 #else
-  vy0p = *(__vector_pair *)(src);
+  vy0p = *(__vector_pair *)((void *)src);
 #endif
   __builtin_vsx_disassemble_pair((void *)(dst), &vy0p);
 #else
@@ -66,7 +66,7 @@ FORCEINLINE void vec_store_pair(vec_f32 *dst, vec_f32 *src)
 #ifdef __clang__
   __builtin_vsx_stxvp(vy0p, 0L, (__vector_pair *)(dst));
 #else
-  *(__vector_pair *)(dst) = vy0p;
+  *(__vector_pair *)((void *)dst) = vy0p;
 #endif
 #else
   dst[0] = src[0];