/* { dg-do run } */ /* { dg-options "-Os" } */ #include #include char do_reverse_endian = 0; # define bswap_32(x) \ ((((x) & 0xff000000) >> 24) | \ (((x) & 0x00ff0000) >> 8) | \ (((x) & 0x0000ff00) << 8) | \ (((x) & 0x000000ff) << 24)) #define EGET(X) \ (__extension__ ({ \ uint64_t __res; \ if (!do_reverse_endian) { __res = (X); \ } else if (sizeof(X) == 4) { __res = bswap_32((X)); \ } \ __res; \ })) void __attribute__((noinline)) X(char **phdr, char **data, int *phoff) { *phdr = *data + EGET(*phoff); } int main() { char *phdr; char *data = (char *)0x40164000; int phoff = 0x34; X(&phdr, &data, &phoff); if (phdr != (char *)0x40164034) abort (); exit (0); }