diff options
Diffstat (limited to 'REORG.TODO/elf/tst-tls14.c')
-rw-r--r-- | REORG.TODO/elf/tst-tls14.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/REORG.TODO/elf/tst-tls14.c b/REORG.TODO/elf/tst-tls14.c new file mode 100644 index 0000000000..a6a79ef24f --- /dev/null +++ b/REORG.TODO/elf/tst-tls14.c @@ -0,0 +1,54 @@ +/* Check alignment of TLS variable. */ +#include <dlfcn.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> + +#define AL 4096 +struct foo +{ + int i; +} __attribute ((aligned (AL))); + +static __thread struct foo f; +static struct foo g; + + +extern int in_dso1 (void); + + +static int +do_test (void) +{ + 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; + + result |= in_dso1 (); + + void *h = dlopen ("tst-tlsmod14b.so", RTLD_LAZY); + if (h == NULL) + { + printf ("cannot open tst-tlsmod14b.so: %m\n"); + exit (1); + } + + int (*fp) (void) = (int (*) (void)) dlsym (h, "in_dso2"); + if (fp == NULL) + { + puts ("cannot find in_dso2"); + exit (1); + } + + result |= fp (); + + return result; +} + +#include <support/test-driver.c> |