/* { dg-do compile } */ typedef __SIZE_TYPE__ size_t; extern "C" { extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__, __artificial__)) void * memcpy (void *__restrict __dest, __const void *__restrict __src, size_t __len) throw () { return __builtin___memcpy_chk (__dest, __src, __len, __builtin_object_size (__dest, 0)); } } typedef char TCODE[20]; typedef TCODE TCODE_ARRAY[5]; typedef struct PARAM { TCODE_ARRAY tcode; } PARAM; static void foo (void* p) { char buffer[4+sizeof(PARAM)]; PARAM *param = (PARAM *)(buffer + 4); int i; for (i=0; i < 5; i++) { memcpy( param->tcode[i], p, 20 ); } } void bar (void* p) { foo (p); }