[Bug middle-end/60797] [4.9 Regression] gcc hangs with error: only weak aliases are supported in this configuration

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60797

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Testcase:

/* { dg-do compile } */
/* { dg-skip-if "" { alias } } */

extern int foo __attribute__((alias("bar"))); /* { dg-error "supported" } */
int main()
{
  return 0;
}