2018-12-14  Sam Tebbs  <sam.tebbs@arm.com>

	* doc/tm.texi (TARGET_ASM_POST_CFI_STARTPROC): Define.
	* doc/tm.texi.in (TARGET_ASM_POST_CFI_STARTPROC): Define.
	* dwarf2out.c (dwarf2out_do_cfi_startproc): Trigger the hook.
	* hooks.c (hook_void_FILEptr_tree): Define.
	* hooks.h (hook_void_FILEptr_tree): Define.
	* target.def (post_cfi_startproc): Define.

From-SVN: r267135