#include #include #define AL 4096 struct foo { int i; } __attribute ((aligned (AL))); static __thread struct foo f; static struct foo g; #ifndef FCT # define FCT in_dso1 #endif int FCT (void) { puts (__func__); int result = 0; int fail = (((uintptr_t) &f) & (AL - 1)) != 0; printf ("&f = %p %s\n", &f, fail ? "FAIL" : "OK"); result |= fail; fail = (((uintptr_t) &g) & (AL - 1)) != 0; printf ("&g = %p %s\n", &g, fail ? "FAIL" : "OK"); result |= fail; return result; }