#include <stdio.h> #include <tls.h> #ifdef USE_TLS #include "tls-macros.h" COMMON_INT_DEF(foo); int in_dso (int n, int *caller_foop) { int *foop; int result = 0; puts ("foo"); /* Make sure PLT is used before macros. */ __asm__ ("" ::: "memory"); foop = TLS_GD (foo); if (caller_foop != NULL && foop != caller_foop) { printf ("callers address of foo differs: %p vs %p\n", caller_foop, foop); result = 1; } else if (*foop != n) { printf ("foo != %d\n", n); result = 1; } *foop = 16; return result; } #endif