r256916 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Sat Jan 20 09:58:31 2018
New Revision: 256916

URL: https://gcc.gnu.org/viewcvs?rev=256916&root=gcc&view=rev
Log:
	PR middle-end/83945
	* tree-emutls.c: Include gimplify.h.
	(lower_emutls_2): New function.
	(lower_emutls_1): If ADDR_EXPR is a gimple invariant and walk_tree
	with lower_emutls_2 callback finds some TLS decl in it, unshare_expr
	it before further processing.

	* gcc.dg/tls/pr83945.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tls/pr83945.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-emutls.c