libc - Remove incorrect sched_yield() stub
authorMatthew Dillon <dillon@apollo.backplane.com>
Sun, 22 Apr 2018 00:48:43 +0000 (17:48 -0700)
committerMatthew Dillon <dillon@apollo.backplane.com>
Sun, 22 Apr 2018 00:50:11 +0000 (17:50 -0700)
commit3873f15a51100fdb1e96f519cf86f02604d46749
tree8f0364510be3093e7d30d39a9ed44859ecce92d8
parentd629916367683a6eed53be1506f361d512724496
libc - Remove incorrect sched_yield() stub

* sched_yield() is a system call, and libthread_xu does not
  override it.  Remove the empty stub so the system call is
  properly called.

* Now sched_yield() is no longer a NOP.
lib/libc/gen/_pthread_stubs.c