r236755 - in /trunk/gcc: ChangeLog testsuite/Ch...

[law@gcc.gnu.org]

Author: law
Date: Wed May 25 22:25:35 2016
New Revision: 236755

URL: https://gcc.gnu.org/viewcvs?rev=236755&root=gcc&view=rev
Log:
	PR tree-optimization/71272
	* tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
	Update comments.  Add test for empty path.

	PR tree-optimization/71272
	* gcc.c-torture/compile/pr71272.c: new test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr71272.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-threadbackward.c