diff options
Diffstat (limited to 'REORG.TODO/elf/ifuncmain7.c')
-rw-r--r-- | REORG.TODO/elf/ifuncmain7.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/REORG.TODO/elf/ifuncmain7.c b/REORG.TODO/elf/ifuncmain7.c new file mode 100644 index 0000000000..1e8f7ea38e --- /dev/null +++ b/REORG.TODO/elf/ifuncmain7.c @@ -0,0 +1,72 @@ +/* Test local STT_GNU_IFUNC symbols: + + 1. Direct function call. + 2. Function pointer. + */ + +#include <stdlib.h> +#include "ifunc-sel.h" + +extern int foo (void); + +static int +one (void) +{ + return -30; +} + +static void * foo_ifunc (void) __asm__ ("foo"); +__asm__(".type foo, %gnu_indirect_function"); + +static void * +__attribute__ ((used)) +inhibit_stack_protector +foo_ifunc (void) +{ + return ifunc_one (one); +} + +typedef int (*foo_p) (void); + +foo_p foo_ptr = foo; + +foo_p +__attribute__ ((noinline)) +get_foo_p (void) +{ + return foo_ptr; +} + +foo_p +__attribute__ ((noinline)) +get_foo (void) +{ + return foo; +} + +int +main (void) +{ + foo_p p; + + p = get_foo (); + if (p != foo) + abort (); + if ((*p) () != -30) + abort (); + + p = get_foo_p (); + if (p != foo) + abort (); + if ((*p) () != -30) + abort (); + + if (foo_ptr != foo) + abort (); + if ((*foo_ptr) () != -30) + abort (); + if (foo () != -30) + abort (); + + return 0; +} |